==============================
==============================
backtrace
==============================
==============================
#0  0x00007f75e96a48ac in pthread_kill () from /lib64/libpthread.so.0
#1  0x0000000000665524 in handle_fatal_signal (sig=11) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/signal_handler.cc:236
#2  <signal handler called>
#3  0x00007f75e98c42c4 in ?? () from /usr/lib64/libjemalloc.so.1
#4  0x00007f75e98dd34f in ?? () from /usr/lib64/libjemalloc.so.1
#5  0x00007f75e98bb85d in malloc () from /usr/lib64/libjemalloc.so.1
#6  0x00000000008f4ef2 in my_malloc (size=64, my_flags=0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/my_malloc.c:38
#7  0x00000000008e09d2 in init_dynamic_array2 (array=0x7f741e168690, element_size=<value optimized out>, init_buffer=<value optimized out>, init_alloc=<value optimized out>, alloc_increment=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/array.c:70
#8  0x0000000000881c37 in Gtid_set::init (this=0x7f741e168648) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/rpl_gtid_set.cc:74
#9  0x00000000006b7866 in THD::THD (this=0x7f741e166000, enable_plugins=true, is_applier=false) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_class.cc:1204
#10 0x0000000000581d4f in handle_connections_sockets () at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:7287
#11 0x000000000058a7cb in mysqld_main (argc=110, argv=0x7f75e5c2f048) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:6521
#12 0x00007f75e7ad9d5d in __libc_start_main () from /lib64/libc.so.6
#13 0x000000000057a229 in _start ()
thread apply all bt
==============================
==============================

Thread 206 (Thread 0x7f73f58e4700 (LWP 26466)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f58e278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f58e278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58e27c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413c12000, exit_loop=@0x7f73f58e2f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 205 (Thread 0x7f73f569b700 (LWP 26475)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f569978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f569978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56997c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416412000, exit_loop=@0x7f73f5699f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 204 (Thread 0x7f73f4df9700 (LWP 26509)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4df778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4df778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4df77c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754993e000, exit_loop=@0x7f73f4df7f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754993e000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754993e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 203 (Thread 0x7f73f5baf700 (LWP 26455)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5bad78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5bad78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5bad7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547c13000, exit_loop=@0x7f73f5badf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547c13000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547c13000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 202 (Thread 0x7f73f5597700 (LWP 26479)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f559578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f559578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55957c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417012000, exit_loop=@0x7f73f5595f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 201 (Thread 0x7f73f8df5700 (LWP 26449)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
#2  0x0000000000a42099 in page_cleaner_sleep_if_needed (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2586
#3  buf_flush_page_cleaner_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2711
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 200 (Thread 0x7f73f4cf5700 (LWP 26513)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4cf378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4cf378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4cf37c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547c97000, exit_loop=@0x7f73f4cf3f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547c97000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547c97000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 199 (Thread 0x7f73f4e7b700 (LWP 26507)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4e7978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4e7978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4e797c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f758f01e000, exit_loop=@0x7f73f4e79f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f758f01e000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f758f01e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 198 (Thread 0x7f73f4c73700 (LWP 26515)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4c7178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4c7178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4c717c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f740fc1a000, exit_loop=@0x7f73f4c71f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f740fc1a000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f740fc1a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 197 (Thread 0x7f73f4d36700 (LWP 26512)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4d3478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4d3478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4d347c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7548c12000, exit_loop=@0x7f73f4d34f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7548c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7548c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 196 (Thread 0x7f73f5001700 (LWP 26501)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4fff78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4fff78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4fff7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c812000, exit_loop=@0x7f73f4ffff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 195 (Thread 0x7f73f4aed700 (LWP 26521)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4aeb78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4aeb78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4aeb7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412064000, exit_loop=@0x7f73f4aebf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 194 (Thread 0x7f73f4cb4700 (LWP 26514)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4cb278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4cb278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4cb27c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741001d000, exit_loop=@0x7f73f4cb2f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741001d000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741001d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 193 (Thread 0x7f73f5083700 (LWP 26499)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f508178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f508178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50817c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c012000, exit_loop=@0x7f73f5081f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 192 (Thread 0x7f73f4bf1700 (LWP 26517)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4bef78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4bef78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4bef7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410822000, exit_loop=@0x7f73f4beff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410822000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410822000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 191 (Thread 0x7f73f50c4700 (LWP 26498)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f50c278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f50c278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50c27c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741bc12000, exit_loop=@0x7f73f50c2f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741bc12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741bc12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 190 (Thread 0x7f73f4967700 (LWP 26527)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f496578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f496578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49657c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413067000, exit_loop=@0x7f73f4965f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413067000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413067000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 189 (Thread 0x7f73f5209700 (LWP 26493)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f520778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f520778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52077c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a812000, exit_loop=@0x7f73f5207f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 188 (Thread 0x7f73f4863700 (LWP 26531)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f486178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f486178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48617c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414064000, exit_loop=@0x7f73f4861f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 187 (Thread 0x7f73fbffa700 (LWP 26444)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
#2  0x00000000009d3a6c in srv_master_sleep (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2940
#3  srv_master_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2988
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 186 (Thread 0x7f73f538f700 (LWP 26487)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f538d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f538d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f538d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419012000, exit_loop=@0x7f73f538df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 185 (Thread 0x7f74639df700 (LWP 25775)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=32, message1=0x7f74639ded58, message2=0x7f74639ded50, type=0x7f74639ded48, space_id=0x7f74639ded40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=32, message1=0x7f74639ded58, message2=0x7f74639ded50, type=0x7f74639ded48, space_id=0x7f74639ded40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=32) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 184 (Thread 0x7f73f53d0700 (LWP 26486)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f53ce78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f53ce78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f53ce7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418c12000, exit_loop=@0x7f73f53cef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 183 (Thread 0x7f73f4aac700 (LWP 26522)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4aaa78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4aaa78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4aaa7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411c64000, exit_loop=@0x7f73f4aaaf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 182 (Thread 0x7f7464de1700 (LWP 25773)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=30, message1=0x7f7464de0d58, message2=0x7f7464de0d50, type=0x7f7464de0d48, space_id=0x7f7464de0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=30, message1=0x7f7464de0d58, message2=0x7f7464de0d50, type=0x7f7464de0d48, space_id=0x7f7464de0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 181 (Thread 0x7f745cbd4700 (LWP 25786)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=43, message1=0x7f745cbd3d58, message2=0x7f745cbd3d50, type=0x7f745cbd3d48, space_id=0x7f745cbd3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=43, message1=0x7f745cbd3d58, message2=0x7f745cbd3d50, type=0x7f745cbd3d48, space_id=0x7f745cbd3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=43) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 180 (Thread 0x7f74599cf700 (LWP 25791)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=48, message1=0x7f74599ced58, message2=0x7f74599ced50, type=0x7f74599ced48, space_id=0x7f74599ced40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=48, message1=0x7f74599ced58, message2=0x7f74599ced50, type=0x7f74599ced48, space_id=0x7f74599ced40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=48) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 179 (Thread 0x7f73f5452700 (LWP 26484)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f545078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f545078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54507c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418412000, exit_loop=@0x7f73f5450f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 178 (Thread 0x7f73f471e700 (LWP 26536)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f471c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f471c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f471c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415464000, exit_loop=@0x7f73f471cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 177 (Thread 0x7f7462fde700 (LWP 25776)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=33, message1=0x7f7462fddd58, message2=0x7f7462fddd50, type=0x7f7462fddd48, space_id=0x7f7462fddd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=33, message1=0x7f7462fddd58, message2=0x7f7462fddd50, type=0x7f7462fddd48, space_id=0x7f7462fddd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=33) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 176 (Thread 0x7f745a3d0700 (LWP 25790)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=47, message1=0x7f745a3cfd58, message2=0x7f745a3cfd50, type=0x7f745a3cfd48, space_id=0x7f745a3cfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=47, message1=0x7f745a3cfd58, message2=0x7f745a3cfd50, type=0x7f745a3cfd48, space_id=0x7f745a3cfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=47) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 175 (Thread 0x7f74625dd700 (LWP 25777)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=34, message1=0x7f74625dcd58, message2=0x7f74625dcd50, type=0x7f74625dcd48, space_id=0x7f74625dcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=34, message1=0x7f74625dcd58, message2=0x7f74625dcd50, type=0x7f74625dcd48, space_id=0x7f74625dcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=34) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 174 (Thread 0x7f73f57e0700 (LWP 26470)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f57de78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f57de78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f57de7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414c12000, exit_loop=@0x7f73f57def9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 173 (Thread 0x7f73f4188700 (LWP 26558)):
#0  0x00007f75e96a7063 in pread64 () from /lib64/libpthread.so.0
#1  0x00000000009676f2 in pread (file=59, buf=0x7f7ce08c0000, n=16384, offset=<value optimized out>, trx=0x7f741ace3468) at /usr/include/bits/unistd.h:100
#2  os_file_pread (file=59, buf=0x7f7ce08c0000, n=16384, offset=<value optimized out>, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:2507
#3  0x0000000000967927 in os_file_read_func (file=59, buf=0x7f7ce08c0000, offset=8575795200, n=16384, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:2826
#4  0x000000000096ac7b in os_aio_func (type=10, mode=24, name=0x7f740fb1d628 "./__zabbix/trends_uint#P#p2015_01.ibd", file=59, buf=0x7f7ce08c0000, offset=8575795200, n=16384, message1=0x7f740fb17a68, message2=0x7f7c19244800, space_id=2612, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:4759
#5  0x0000000000a7cafe in pfs_os_aio_func (type=10, sync=<value optimized out>, space_id=2612, zip_size=59, block_offset=<value optimized out>, byte_offset=24, len=16384, buf=0x7f7ce08c0000, message=0x7f7c19244800, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/include/os0file.ic:230
#6  _fil_io (type=10, sync=<value optimized out>, space_id=2612, zip_size=59, block_offset=<value optimized out>, byte_offset=24, len=16384, buf=0x7f7ce08c0000, message=0x7f7c19244800, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5764
#7  0x0000000000a496d6 in buf_read_page_low (err=0x7f73f41820ec, sync=true, mode=<value optimized out>, space=2612, zip_size=0, unzip=<value optimized out>, tablespace_version=158, offset=523425, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0rea.cc:239
#8  0x0000000000a4a333 in buf_read_page (space=2612, zip_size=0, offset=523425, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0rea.cc:462
#9  0x0000000000a351af in buf_page_get_gen (space=2612, zip_size=0, offset=523425, rw_latch=2, guess=<value optimized out>, mode=10, file=0xc2eb50 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc", line=2384, mtr=0x7f73f4182b30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0buf.cc:2710
#10 0x0000000000a1f1d3 in btr_cur_search_to_nth_level (index=0x7f74108d4fe8, level=0, tuple=0x7f7547e98768, mode=4, latch_mode=2, cursor=0x7f73f4182a80, has_search_latch=0, file=0xc2eb50 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc", line=2384, mtr=0x7f73f4182b30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/btr/btr0cur.cc:652
#11 0x00000000009a021c in row_ins_clust_index_entry_low (flags=0, mode=2, index=0x7f74108d4fe8, n_uniq=2, entry=0x7f7547e98768, n_ext=0, thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:2384
#12 0x00000000009a16e8 in row_ins_clust_index_entry (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:2924
#13 row_ins_index_entry (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3022
#14 row_ins_index_entry_step (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3099
#15 row_ins (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3239
#16 row_ins_step (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3364
#17 0x00000000009aeba0 in row_insert_for_mysql (mysql_rec=<value optimized out>, prebuilt=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0mysql.cc:1367
#18 0x000000000091ba5f in ha_innobase::write_row (this=0x7f7547df9010, record=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/handler/ha_innodb.cc:7843
#19 0x00000000005a97ff in handler::ha_write_row (this=0x7f7547df9010, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/handler.cc:7756
#20 0x0000000000b570dc in ha_partition::write_row (this=0x7f7547d32110, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/ha_partition.cc:3981
#21 0x00000000005a97ff in handler::ha_write_row (this=0x7f7547d32110, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/handler.cc:7756
#22 0x000000000088d109 in Write_rows_log_event::write_row (this=0x7f741ac44600, rli=0x7f741ac8a000, overwrite=false) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:12828
#23 0x000000000088d4d1 in Write_rows_log_event::do_exec_row (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:13017
#24 0x00000000008857df in Rows_log_event::do_apply_row (this=0x7f741ac44600, rli=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:10325
#25 0x0000000000898aca in Rows_log_event::do_apply_event (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:11449
#26 0x0000000000899e87 in Log_event::apply_event (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:3033
#27 0x000000000059d006 in wsrep_apply_events (ctx=0x7f741ac64000, buf=0x7f755e7632bc, buf_len=20547, flags=<value optimized out>, meta=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_applier.cc:151
#28 wsrep_apply_cb (ctx=0x7f741ac64000, buf=0x7f755e7632bc, buf_len=20547, flags=<value optimized out>, meta=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_applier.cc:238
#29 0x00007f758ed4bad1 in galera::TrxHandle::apply (this=0x7f7410d61200, recv_ctx=0x7f741ac64000, apply_cb=0x59c990 <wsrep_apply_cb(void*, void const*, size_t, uint32_t, wsrep_trx_meta_t const*)>, meta=...) at galera/src/trx_handle.cpp:304
#30 0x00007f758ed83a35 in apply_trx_ws (recv_ctx=0x7f741ac64000, apply_cb=0x59c990 <wsrep_apply_cb(void*, void const*, size_t, uint32_t, wsrep_trx_meta_t const*)>, commit_cb=0x59c550 <wsrep_commit_cb(void*, uint32_t, wsrep_trx_meta_t const*, wsrep_bool_t*, bool)>, trx=..., meta=...) at galera/src/replicator_smm.cpp:37
#31 0x00007f758ed84453 in galera::ReplicatorSMM::apply_trx (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000, trx=0x7f7410d61200) at galera/src/replicator_smm.cpp:432
#32 0x00007f758ed88df5 in galera::ReplicatorSMM::process_trx (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000, trx=0x7f7410d61200) at galera/src/replicator_smm.cpp:1222
#33 0x00007f758ed6271a in galera::GcsActionSource::dispatch (this=0x7f75e5caa258, recv_ctx=0x7f741ac64000, act=<value optimized out>, exit_loop=@0x7f73f4186f9f) at galera/src/gcs_action_source.cpp:116
#34 0x00007f758ed62d33 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741ac64000, exit_loop=@0x7f73f4186f9f) at galera/src/gcs_action_source.cpp:180
#35 0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000) at galera/src/replicator_smm.cpp:354
#36 0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#37 0x000000000059de31 in wsrep_replication_process (thd=0x7f741ac64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#38 0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#39 0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#40 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 172 (Thread 0x7f74607da700 (LWP 25780)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=37, message1=0x7f74607d9d58, message2=0x7f74607d9d50, type=0x7f74607d9d48, space_id=0x7f74607d9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=37, message1=0x7f74607d9d58, message2=0x7f74607d9d50, type=0x7f74607d9d48, space_id=0x7f74607d9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=37) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 171 (Thread 0x7f73f579f700 (LWP 26471)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f579d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f579d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f579d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415012000, exit_loop=@0x7f73f579df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 170 (Thread 0x7f7461bdc700 (LWP 25778)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=35, message1=0x7f7461bdbd58, message2=0x7f7461bdbd50, type=0x7f7461bdbd48, space_id=0x7f7461bdbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=35, message1=0x7f7461bdbd58, message2=0x7f7461bdbd50, type=0x7f7461bdbd48, space_id=0x7f7461bdbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=35) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 169 (Thread 0x7f745fdd9700 (LWP 25781)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=38, message1=0x7f745fdd8d58, message2=0x7f745fdd8d50, type=0x7f745fdd8d48, space_id=0x7f745fdd8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=38, message1=0x7f745fdd8d58, message2=0x7f745fdd8d50, type=0x7f745fdd8d48, space_id=0x7f745fdd8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=38) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 168 (Thread 0x7f73f575e700 (LWP 26472)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f575c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f575c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f575c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415412000, exit_loop=@0x7f73f575cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 167 (Thread 0x7f73f461a700 (LWP 26540)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f461878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f461878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46187c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416464000, exit_loop=@0x7f73f4618f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 166 (Thread 0x7f73f45d9700 (LWP 26541)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f45d778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f45d778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45d77c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416864000, exit_loop=@0x7f73f45d7f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 165 (Thread 0x7f73f56dc700 (LWP 26474)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f56da78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f56da78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56da7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415c12000, exit_loop=@0x7f73f56daf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 164 (Thread 0x7f73f5966700 (LWP 26464)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f596478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f596478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59647c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413412000, exit_loop=@0x7f73f5964f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 163 (Thread 0x7f73f43d1700 (LWP 26549)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f43cf78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f43cf78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f43cf7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418865000, exit_loop=@0x7f73f43cff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418865000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418865000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 162 (Thread 0x7f745f3d8700 (LWP 25782)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=39, message1=0x7f745f3d7d58, message2=0x7f745f3d7d50, type=0x7f745f3d7d48, space_id=0x7f745f3d7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=39, message1=0x7f745f3d7d58, message2=0x7f745f3d7d50, type=0x7f745f3d7d48, space_id=0x7f745f3d7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=39) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 161 (Thread 0x7f73f5821700 (LWP 26469)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f581f78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f581f78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f581f7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414812000, exit_loop=@0x7f73f581ff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 160 (Thread 0x7f73f4412700 (LWP 26548)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f441078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f441078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44107c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418464000, exit_loop=@0x7f73f4410f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 159 (Thread 0x7f73f44d5700 (LWP 26545)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f44d378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f44d378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44d37c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417864000, exit_loop=@0x7f73f44d3f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 158 (Thread 0x7f73f4494700 (LWP 26546)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f449278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f449278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44927c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417c64000, exit_loop=@0x7f73f4492f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 157 (Thread 0x7f73f5619700 (LWP 26477)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f561778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f561778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56177c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416812000, exit_loop=@0x7f73f5617f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 156 (Thread 0x7f73f4390700 (LWP 26550)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f438e78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f438e78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f438e7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418c64000, exit_loop=@0x7f73f438ef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 155 (Thread 0x7f73f59a7700 (LWP 26463)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f59a578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f59a578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59a57c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413012000, exit_loop=@0x7f73f59a5f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 154 (Thread 0x7f73f58a3700 (LWP 26467)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f58a178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f58a178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58a17c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414012000, exit_loop=@0x7f73f58a1f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 153 (Thread 0x7f745dfd6700 (LWP 25784)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=41, message1=0x7f745dfd5d58, message2=0x7f745dfd5d50, type=0x7f745dfd5d48, space_id=0x7f745dfd5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=41, message1=0x7f745dfd5d58, message2=0x7f745dfd5d50, type=0x7f745dfd5d48, space_id=0x7f745dfd5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=41) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 152 (Thread 0x7f73f5042700 (LWP 26500)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f504078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f504078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50407c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c412000, exit_loop=@0x7f73f5040f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 151 (Thread 0x7f73f5862700 (LWP 26468)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f586078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f586078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58607c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414412000, exit_loop=@0x7f73f5860f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 150 (Thread 0x7f73f4516700 (LWP 26544)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f451478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f451478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45147c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417464000, exit_loop=@0x7f73f4514f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 149 (Thread 0x7f73f430e700 (LWP 26552)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f430c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f430c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f430c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419464000, exit_loop=@0x7f73f430cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 148 (Thread 0x7f73f571d700 (LWP 26473)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f571b78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f571b78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f571b7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415812000, exit_loop=@0x7f73f571bf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 147 (Thread 0x7f73f424b700 (LWP 26555)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f424978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f424978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42497c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a064000, exit_loop=@0x7f73f4249f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 146 (Thread 0x7f73f4fc0700 (LWP 26502)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4fbe78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4fbe78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4fbe7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741cc12000, exit_loop=@0x7f73f4fbef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741cc12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741cc12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 145 (Thread 0x7f73f434f700 (LWP 26551)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f434d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f434d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f434d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419064000, exit_loop=@0x7f73f434df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 144 (Thread 0x7f73f54d4700 (LWP 26482)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f54d278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f54d278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54d27c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417c12000, exit_loop=@0x7f73f54d2f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 143 (Thread 0x7f73f59e8700 (LWP 26462)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f59e678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f59e678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59e67c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412c12000, exit_loop=@0x7f73f59e6f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 142 (Thread 0x7f73f5925700 (LWP 26465)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f592378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f592378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59237c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413812000, exit_loop=@0x7f73f5923f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 141 (Thread 0x7f745d5d5700 (LWP 25785)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=42, message1=0x7f745d5d4d58, message2=0x7f745d5d4d50, type=0x7f745d5d4d48, space_id=0x7f745d5d4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=42, message1=0x7f745d5d4d58, message2=0x7f745d5d4d50, type=0x7f745d5d4d48, space_id=0x7f745d5d4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=42) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 140 (Thread 0x7f73f4d77700 (LWP 26511)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4d7578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4d7578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4d757c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75490e3000, exit_loop=@0x7f73f4d75f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75490e3000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75490e3000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 139 (Thread 0x7f73f4598700 (LWP 26542)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f459678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f459678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45967c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416c64000, exit_loop=@0x7f73f4596f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 138 (Thread 0x7f73f5146700 (LWP 26496)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f514478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f514478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51447c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b412000, exit_loop=@0x7f73f5144f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 137 (Thread 0x7f73f4084700 (LWP 26562)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f408278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f408278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40827c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741bc65000, exit_loop=@0x7f73f4082f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741bc65000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741bc65000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 136 (Thread 0x7f73f565a700 (LWP 26476)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f565878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f565878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56587c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416012000, exit_loop=@0x7f73f5658f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 135 (Thread 0x7f73f4f3e700 (LWP 26504)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4f3c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4f3c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4f3c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d412000, exit_loop=@0x7f73f4f3cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 134 (Thread 0x7f73f428c700 (LWP 26554)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f428a78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f428a78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f428a7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419c64000, exit_loop=@0x7f73f428af9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 133 (Thread 0x7f73f5a29700 (LWP 26461)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5a2778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5a2778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5a277c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412412000, exit_loop=@0x7f73f5a27f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 132 (Thread 0x7f73f5493700 (LWP 26483)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f549178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f549178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54917c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418012000, exit_loop=@0x7f73f5491f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 131 (Thread 0x7f73f4147700 (LWP 26559)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f414578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f414578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41457c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b064000, exit_loop=@0x7f73f4145f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 130 (Thread 0x7f73f5a6a700 (LWP 26460)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5a6878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5a6878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5a687c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412812000, exit_loop=@0x7f73f5a68f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 129 (Thread 0x7f745b7d2700 (LWP 25788)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=45, message1=0x7f745b7d1d58, message2=0x7f745b7d1d50, type=0x7f745b7d1d48, space_id=0x7f745b7d1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=45, message1=0x7f745b7d1d58, message2=0x7f745b7d1d50, type=0x7f745b7d1d48, space_id=0x7f745b7d1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=45) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 128 (Thread 0x7f73f4c32700 (LWP 26516)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4c3078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4c3078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4c307c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741041d000, exit_loop=@0x7f73f4c30f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741041d000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741041d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 127 (Thread 0x7f73f465b700 (LWP 26539)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f465978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f465978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46597c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416064000, exit_loop=@0x7f73f4659f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 126 (Thread 0x7f73f5187700 (LWP 26495)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f518578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f518578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51857c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b012000, exit_loop=@0x7f73f5185f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 125 (Thread 0x7f73f3f3f700 (LWP 26567)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3f3d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3f3d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3f3d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d064000, exit_loop=@0x7f73f3f3df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 124 (Thread 0x7f73f55d8700 (LWP 26478)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f55d678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f55d678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55d67c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416c12000, exit_loop=@0x7f73f55d6f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 123 (Thread 0x7f73f4db8700 (LWP 26510)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4db678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4db678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4db67c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549444000, exit_loop=@0x7f73f4db6f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549444000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549444000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 122 (Thread 0x7f73f41c9700 (LWP 26557)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f41c778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f41c778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41c77c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a864000, exit_loop=@0x7f73f41c7f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 121 (Thread 0x7f73f5bf0700 (LWP 26454)):
#0  0x00007f75e96a74b5 in sigwait () from /lib64/libpthread.so.0
#1  0x000000000058077b in signal_hand (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:3394
#2  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e420) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#3  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 120 (Thread 0x7f73f3f80700 (LWP 26566)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3f7e78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3f7e78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3f7e7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741cc64000, exit_loop=@0x7f73f3f7ef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741cc64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741cc64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 119 (Thread 0x7f73f5aab700 (LWP 26459)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5aa978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5aa978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5aa97c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411812000, exit_loop=@0x7f73f5aa9f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 118 (Thread 0x7f745add1700 (LWP 25789)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=46, message1=0x7f745add0d58, message2=0x7f745add0d50, type=0x7f745add0d48, space_id=0x7f745add0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=46, message1=0x7f745add0d58, message2=0x7f745add0d50, type=0x7f745add0d48, space_id=0x7f745add0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=46) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 117 (Thread 0x7f73f4bb0700 (LWP 26518)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4bae78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4bae78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4bae7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410c22000, exit_loop=@0x7f73f4baef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410c22000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410c22000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 116 (Thread 0x7f74657e2700 (LWP 25772)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=29, message1=0x7f74657e1d58, message2=0x7f74657e1d50, type=0x7f74657e1d48, space_id=0x7f74657e1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=29, message1=0x7f74657e1d58, message2=0x7f74657e1d50, type=0x7f74657e1d48, space_id=0x7f74657e1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=29) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 115 (Thread 0x7f73f4822700 (LWP 26532)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f482078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f482078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48207c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414464000, exit_loop=@0x7f73f4820f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 114 (Thread 0x7f73f51c8700 (LWP 26494)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f51c678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f51c678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51c67c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741ac12000, exit_loop=@0x7f73f51c6f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741ac12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 113 (Thread 0x7f73f3efe700 (LWP 26568)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3efc78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3efc78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3efc7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d464000, exit_loop=@0x7f73f3efcf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 112 (Thread 0x7f73f5515700 (LWP 26481)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f551378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f551378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55137c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417812000, exit_loop=@0x7f73f5513f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 111 (Thread 0x7f73f4106700 (LWP 26560)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f410478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f410478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41047c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b464000, exit_loop=@0x7f73f4104f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 110 (Thread 0x7f73f3e7c700 (LWP 26570)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3e7a78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3e7a78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3e7a7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f74583c8000, exit_loop=@0x7f73f3e7af9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f74583c8000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f74583c8000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 109 (Thread 0x7f73e07be700 (LWP 28007)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1ea60) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 108 (Thread 0x7f73f5aec700 (LWP 26458)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5aea78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5aea78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5aea7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412012000, exit_loop=@0x7f73f5aeaf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 107 (Thread 0x7f73fd3fc700 (LWP 26442)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f75e5c17700, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x7f75e5c17700, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
#3  0x00000000009d3276 in srv_error_monitor_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2212
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 106 (Thread 0x7f73f4b6f700 (LWP 26519)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4b6d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4b6d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4b6d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411046000, exit_loop=@0x7f73f4b6df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411046000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411046000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 105 (Thread 0x7f73f48a4700 (LWP 26530)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f48a278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f48a278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48a27c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413c64000, exit_loop=@0x7f73f48a2f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 104 (Thread 0x7f73f524a700 (LWP 26492)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f524878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f524878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52487c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a412000, exit_loop=@0x7f73f5248f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 103 (Thread 0x7f73f3cf6700 (LWP 26576)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3cf478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3cf478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3cf47c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75478e5000, exit_loop=@0x7f73f3cf4f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75478e5000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75478e5000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 102 (Thread 0x7f73f5411700 (LWP 26485)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f540f78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f540f78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f540f7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418812000, exit_loop=@0x7f73f540ff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 101 (Thread 0x7f74661e3700 (LWP 25771)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=28, message1=0x7f74661e2d58, message2=0x7f74661e2d50, type=0x7f74661e2d48, space_id=0x7f74661e2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=28, message1=0x7f74661e2d58, message2=0x7f74661e2d50, type=0x7f74661e2d48, space_id=0x7f74661e2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=28) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 100 (Thread 0x7f73f4043700 (LWP 26563)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f404178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f404178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40417c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c064000, exit_loop=@0x7f73f4041f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 99 (Thread 0x7f754a9fe700 (LWP 13696)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ed3a665 in wait (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at galerautils/src/gu_lock.hpp:56
#2  front (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at gcs/src/gcs_gcomm.cpp:118
#3  gcomm_recv (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at gcs/src/gcs_gcomm.cpp:598
#4  0x00007f758ed2f674 in core_msg_recv (conn=0x7f75e5c1b000, recv_act=0x7f754a9fdce0, timeout=9223372035999999999) at gcs/src/gcs_core.cpp:465
#5  gcs_core_recv (conn=0x7f75e5c1b000, recv_act=0x7f754a9fdce0, timeout=9223372035999999999) at gcs/src/gcs_core.cpp:1077
#6  0x00007f758ed372a8 in gcs_recv_thread (arg=0x7f75e5c1ae00) at gcs/src/gcs.cpp:1189
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 98 (Thread 0x7f73f3dfa700 (LWP 26572)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3df878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3df878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3df87c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f758f06f000, exit_loop=@0x7f73f3df8f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f758f06f000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f758f06f000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 97 (Thread 0x7f73f5b2d700 (LWP 26457)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5b2b78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5b2b78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5b2b7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411c12000, exit_loop=@0x7f73f5b2bf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 96 (Thread 0x7f73f3d37700 (LWP 26575)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3d3578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3d3578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3d357c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549133000, exit_loop=@0x7f73f3d35f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549133000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549133000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 95 (Thread 0x7f73f4b2e700 (LWP 26520)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4b2c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4b2c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4b2c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411464000, exit_loop=@0x7f73f4b2cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 94 (Thread 0x7f73f3b2f700 (LWP 26628)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e240) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 93 (Thread 0x7f73f48e5700 (LWP 26529)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f48e378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f48e378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48e37c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413864000, exit_loop=@0x7f73f48e3f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 92 (Thread 0x7f74729f7700 (LWP 25751)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=8, message1=0x7f74729f6d58, message2=0x7f74729f6d50, type=0x7f74729f6d48, space_id=0x7f74729f6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=8, message1=0x7f74729f6d58, message2=0x7f74729f6d50, type=0x7f74729f6d48, space_id=0x7f74729f6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 91 (Thread 0x7f73f52cc700 (LWP 26490)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f52ca78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f52ca78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52ca7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419c12000, exit_loop=@0x7f73f52caf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419c12000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 90 (Thread 0x7f73f3cb5700 (LWP 26577)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3cb378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3cb378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3cb37c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547ce7000, exit_loop=@0x7f73f3cb3f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547ce7000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547ce7000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 89 (Thread 0x7f73f534e700 (LWP 26488)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f534c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f534c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f534c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419412000, exit_loop=@0x7f73f534cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 88 (Thread 0x7f7469de9700 (LWP 25765)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=22, message1=0x7f7469de8d58, message2=0x7f7469de8d50, type=0x7f7469de8d48, space_id=0x7f7469de8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=22, message1=0x7f7469de8d58, message2=0x7f7469de8d50, type=0x7f7469de8d48, space_id=0x7f7469de8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=22) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 87 (Thread 0x7f73f3ebd700 (LWP 26569)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3ebb78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3ebb78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3ebb7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d863000, exit_loop=@0x7f73f3ebbf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d863000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d863000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 86 (Thread 0x7f74675e5700 (LWP 25769)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=26, message1=0x7f74675e4d58, message2=0x7f74675e4d50, type=0x7f74675e4d48, space_id=0x7f74675e4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=26, message1=0x7f74675e4d58, message2=0x7f74675e4d50, type=0x7f74675e4d48, space_id=0x7f74675e4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=26) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 85 (Thread 0x7f73f3d78700 (LWP 26574)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3d7678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3d7678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3d767c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549495000, exit_loop=@0x7f73f3d76f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549495000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549495000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 84 (Thread 0x7f73f5b6e700 (LWP 26456)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5b6c78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5b6c78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5b6c7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411412000, exit_loop=@0x7f73f5b6cf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 83 (Thread 0x7f73f40c5700 (LWP 26561)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f40c378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f40c378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40c37c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b864000, exit_loop=@0x7f73f40c3f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 82 (Thread 0x7f7467fe6700 (LWP 25768)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=25, message1=0x7f7467fe5d58, message2=0x7f7467fe5d50, type=0x7f7467fe5d48, space_id=0x7f7467fe5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=25, message1=0x7f7467fe5d58, message2=0x7f7467fe5d50, type=0x7f7467fe5d48, space_id=0x7f7467fe5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=25) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 81 (Thread 0x7f73f49a8700 (LWP 26526)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f49a678c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f49a678c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49a67c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412c64000, exit_loop=@0x7f73f49a6f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 80 (Thread 0x7f73f4453700 (LWP 26547)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f445178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f445178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44517c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418064000, exit_loop=@0x7f73f4451f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 79 (Thread 0x7f73f530d700 (LWP 26489)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f530b78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f530b78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f530b7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419812000, exit_loop=@0x7f73f530bf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 78 (Thread 0x7f73f47a0700 (LWP 26534)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f479e78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f479e78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f479e7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414c64000, exit_loop=@0x7f73f479ef9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 77 (Thread 0x7f73f3e3b700 (LWP 26571)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3e3978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3e3978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3e397c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754b481000, exit_loop=@0x7f73f3e39f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754b481000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754b481000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 76 (Thread 0x7f746bbec700 (LWP 25762)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=19, message1=0x7f746bbebd58, message2=0x7f746bbebd50, type=0x7f746bbebd48, space_id=0x7f746bbebd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=19, message1=0x7f746bbebd58, message2=0x7f746bbebd50, type=0x7f746bbebd48, space_id=0x7f746bbebd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=19) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 75 (Thread 0x7f74733f8700 (LWP 25750)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=7, message1=0x7f74733f7d58, message2=0x7f74733f7d50, type=0x7f74733f7d48, space_id=0x7f74733f7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=7, message1=0x7f74733f7d58, message2=0x7f74733f7d50, type=0x7f74733f7d48, space_id=0x7f74733f7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=7) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 74 (Thread 0x7f74693e8700 (LWP 25766)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=23, message1=0x7f74693e7d58, message2=0x7f74693e7d50, type=0x7f74693e7d48, space_id=0x7f74693e7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=23, message1=0x7f74693e7d58, message2=0x7f74693e7d50, type=0x7f74693e7d48, space_id=0x7f74693e7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=23) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 73 (Thread 0x7f73f3c74700 (LWP 26578)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3c7278c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3c7278c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3c727c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f740fc6b000, exit_loop=@0x7f73f3c72f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f740fc6b000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f740fc6b000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 72 (Thread 0x7f73f6ff2700 (LWP 26452)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f74d43be580, time_in_usec=<value optimized out>, reset_sig_count=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x7f74d43be580, time_in_usec=<value optimized out>, reset_sig_count=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
#3  0x0000000000a74065 in dict_stats_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/dict/dict0stats_bg.cc:349
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 71 (Thread 0x7f73f4557700 (LWP 26543)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f455578c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f455578c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45557c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417064000, exit_loop=@0x7f73f4555f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 70 (Thread 0x7f73f469c700 (LWP 26538)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f469a78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f469a78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f469a7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415c64000, exit_loop=@0x7f73f469af9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415c64000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 69 (Thread 0x7f73f65f1700 (LWP 26453)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f740fb4d780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x7f740fb4d780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
#3  0x0000000000a04de4 in ib_wqueue_timedwait (wq=0x7f75923e56e8, wait_in_usecs=5000000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/ut/ut0wqueue.cc:154
#4  0x0000000000aa32d3 in fts_optimize_thread (arg=0x7f75923e56e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fts/fts0opt.cc:2996
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 68 (Thread 0x7f73f4a2a700 (LWP 26524)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4a2878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4a2878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4a287c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411864000, exit_loop=@0x7f73f4a28f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 67 (Thread 0x7f73f42cd700 (LWP 26553)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f42cb78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f42cb78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42cb7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419864000, exit_loop=@0x7f73f42cbf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 66 (Thread 0x7f73e07ff700 (LWP 28006)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f74d4142f60) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 65 (Thread 0x7f73f97f6700 (LWP 26448)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17680, reset_sig_count=22611) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f75e5c17680, reset_sig_count=22611) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 64 (Thread 0x7f74689e7700 (LWP 25767)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=24, message1=0x7f74689e6d58, message2=0x7f74689e6d50, type=0x7f74689e6d48, space_id=0x7f74689e6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=24, message1=0x7f74689e6d58, message2=0x7f74689e6d50, type=0x7f74689e6d48, space_id=0x7f74689e6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=24) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 63 (Thread 0x7f73f475f700 (LWP 26535)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f475d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f475d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f475d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415064000, exit_loop=@0x7f73f475df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415064000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 62 (Thread 0x7f73f3c33700 (LWP 26579)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3c3178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3c3178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3c317c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741006e000, exit_loop=@0x7f73f3c31f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741006e000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741006e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 61 (Thread 0x7f746c5ed700 (LWP 25761)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=18, message1=0x7f746c5ecd58, message2=0x7f746c5ecd50, type=0x7f746c5ecd48, space_id=0x7f746c5ecd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=18, message1=0x7f746c5ecd58, message2=0x7f746c5ecd50, type=0x7f746c5ecd48, space_id=0x7f746c5ecd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=18) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 60 (Thread 0x7f7473df9700 (LWP 25749)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=6, message1=0x7f7473df8d58, message2=0x7f7473df8d50, type=0x7f7473df8d48, space_id=0x7f7473df8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=6, message1=0x7f7473df8d58, message2=0x7f7473df8d50, type=0x7f7473df8d48, space_id=0x7f7473df8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=6) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 59 (Thread 0x7f746b1eb700 (LWP 25763)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=20, message1=0x7f746b1ead58, message2=0x7f746b1ead50, type=0x7f746b1ead48, space_id=0x7f746b1ead40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=20, message1=0x7f746b1ead58, message2=0x7f746b1ead50, type=0x7f746b1ead48, space_id=0x7f746b1ead40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=20) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 58 (Thread 0x7f73f3a2b700 (LWP 26632)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f74d4142920) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 57 (Thread 0x7f73f83f4700 (LWP 26450)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
#2  0x0000000000a41757 in page_cleaner_sleep_if_needed (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2586
#3  buf_flush_lru_manager_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2859
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 56 (Thread 0x7f73f46dd700 (LWP 26537)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f46db78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f46db78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46db7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415864000, exit_loop=@0x7f73f46dbf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 55 (Thread 0x7f73f47e1700 (LWP 26533)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f47df78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f47df78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f47df7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414864000, exit_loop=@0x7f73f47dff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 54 (Thread 0x7f73f528b700 (LWP 26491)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f528978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f528978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52897c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a012000, exit_loop=@0x7f73f5289f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 53 (Thread 0x7f73f420a700 (LWP 26556)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f420878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f420878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42087c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a464000, exit_loop=@0x7f73f4208f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 52 (Thread 0x7f73f3a6c700 (LWP 26631)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e100) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 51 (Thread 0x7f73fa1f7700 (LWP 26447)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17600, reset_sig_count=25911) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f75e5c17600, reset_sig_count=25911) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 50 (Thread 0x7f73f3b70700 (LWP 26627)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e7e0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 49 (Thread 0x7f746a7ea700 (LWP 25764)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=21, message1=0x7f746a7e9d58, message2=0x7f746a7e9d50, type=0x7f746a7e9d48, space_id=0x7f746a7e9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=21, message1=0x7f746a7e9d58, message2=0x7f746a7e9d50, type=0x7f746a7e9d48, space_id=0x7f746a7e9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=21) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 48 (Thread 0x7f73f3bf2700 (LWP 26580)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3bf078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3bf078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3bf07c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741046e000, exit_loop=@0x7f73f3bf0f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741046e000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741046e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 47 (Thread 0x7f746cfee700 (LWP 25760)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=17, message1=0x7f746cfedd58, message2=0x7f746cfedd50, type=0x7f746cfedd48, space_id=0x7f746cfedd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=17, message1=0x7f746cfedd58, message2=0x7f746cfedd50, type=0x7f746cfedd48, space_id=0x7f746cfedd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=17) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 46 (Thread 0x7f74747fa700 (LWP 25748)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=5, message1=0x7f74747f9d58, message2=0x7f74747f9d50, type=0x7f74747f9d48, space_id=0x7f74747f9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=5, message1=0x7f74747f9d58, message2=0x7f74747f9d50, type=0x7f74747f9d48, space_id=0x7f74747f9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=5) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 45 (Thread 0x7f73f49e9700 (LWP 26525)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f49e778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f49e778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49e77c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741247d000, exit_loop=@0x7f73f49e7f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741247d000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741247d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 44 (Thread 0x7f745c1d3700 (LWP 25787)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=44, message1=0x7f745c1d2d58, message2=0x7f745c1d2d50, type=0x7f745c1d2d48, space_id=0x7f745c1d2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=44, message1=0x7f745c1d2d58, message2=0x7f745c1d2d50, type=0x7f745c1d2d48, space_id=0x7f745c1d2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=44) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 43 (Thread 0x7f73f4e3a700 (LWP 26508)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4e3878c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4e3878c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4e387c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754b431000, exit_loop=@0x7f73f4e38f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754b431000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754b431000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 42 (Thread 0x7f74715f5700 (LWP 25753)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=10, message1=0x7f74715f4d58, message2=0x7f74715f4d50, type=0x7f74715f4d48, space_id=0x7f74715f4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=10, message1=0x7f74715f4d58, message2=0x7f74715f4d50, type=0x7f74715f4d48, space_id=0x7f74715f4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=10) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 41 (Thread 0x7f73f4926700 (LWP 26528)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f492478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f492478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49247c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413464000, exit_loop=@0x7f73f4924f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413464000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 40 (Thread 0x7f73f4002700 (LWP 26564)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f400078c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f400078c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40007c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c864000, exit_loop=@0x7f73f4000f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c864000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 39 (Thread 0x7f73f4a6b700 (LWP 26523)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4a6978c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4a6978c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4a697c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741287c000, exit_loop=@0x7f73f4a69f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741287c000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741287c000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 38 (Thread 0x7f73fabf8700 (LWP 26446)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17580, reset_sig_count=29287) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f75e5c17580, reset_sig_count=29287) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 37 (Thread 0x7f73f3aee700 (LWP 26629)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e1a0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 36 (Thread 0x7f73f3aad700 (LWP 26630)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e740) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 35 (Thread 0x7f746f7f2700 (LWP 25756)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=13, message1=0x7f746f7f1d58, message2=0x7f746f7f1d50, type=0x7f746f7f1d48, space_id=0x7f746f7f1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=13, message1=0x7f746f7f1d58, message2=0x7f746f7f1d50, type=0x7f746f7f1d48, space_id=0x7f746f7f1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=13) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 34 (Thread 0x7f73f3bb1700 (LWP 26581)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3baf78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3baf78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3baf7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410873000, exit_loop=@0x7f73f3baff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410873000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410873000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 33 (Thread 0x7f746d9ef700 (LWP 25759)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=16, message1=0x7f746d9eed58, message2=0x7f746d9eed50, type=0x7f746d9eed48, space_id=0x7f746d9eed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=16, message1=0x7f746d9eed58, message2=0x7f746d9eed50, type=0x7f746d9eed48, space_id=0x7f746d9eed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=16) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 32 (Thread 0x7f74751fb700 (LWP 25747)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=4, message1=0x7f74751fad58, message2=0x7f74751fad50, type=0x7f74751fad48, space_id=0x7f74751fad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=4, message1=0x7f74751fad58, message2=0x7f74751fad50, type=0x7f74751fad48, space_id=0x7f74751fad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=4) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 31 (Thread 0x7f73f5105700 (LWP 26497)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f510378c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f510378c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51037c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b812000, exit_loop=@0x7f73f5103f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 30 (Thread 0x7f73f4efd700 (LWP 26505)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4efb78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4efb78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4efb7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d812000, exit_loop=@0x7f73f4efbf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d812000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 29 (Thread 0x7f7471ff6700 (LWP 25752)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=9, message1=0x7f7471ff5d58, message2=0x7f7471ff5d50, type=0x7f7471ff5d48, space_id=0x7f7471ff5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=9, message1=0x7f7471ff5d58, message2=0x7f7471ff5d50, type=0x7f7471ff5d48, space_id=0x7f7471ff5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=9) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 28 (Thread 0x7f73f3fc1700 (LWP 26565)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3fbf78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3fbf78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3fbf7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c465000, exit_loop=@0x7f73f3fbff9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c465000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c465000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 27 (Thread 0x7f73f3db9700 (LWP 26573)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3db778c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3db778c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3db77c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75498c1000, exit_loop=@0x7f73f3db7f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75498c1000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75498c1000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 26 (Thread 0x7f75e9cf4700 (LWP 13697)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000059e633 in inline_mysql_cond_wait (thd=0x7f7549412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
#2  wsrep_rollback_process (thd=0x7f7549412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:403
#3  0x000000000058484e in start_wsrep_THD (arg=0x59e150) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 25 (Thread 0x7f7458fce700 (LWP 25792)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=49, message1=0x7f7458fcdd58, message2=0x7f7458fcdd50, type=0x7f7458fcdd48, space_id=0x7f7458fcdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=49, message1=0x7f7458fcdd58, message2=0x7f7458fcdd50, type=0x7f7458fcdd48, space_id=0x7f7458fcdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=49) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 24 (Thread 0x7f73fc9fb700 (LWP 26443)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f75e5c17780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x7f75e5c17780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
#3  0x00000000009d7574 in srv_monitor_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:1937
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x7f7466be4700 (LWP 25770)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=27, message1=0x7f7466be3d58, message2=0x7f7466be3d50, type=0x7f7466be3d48, space_id=0x7f7466be3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=27, message1=0x7f7466be3d58, message2=0x7f7466be3d50, type=0x7f7466be3d48, space_id=0x7f7466be3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=27) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x7f7470bf4700 (LWP 25754)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=11, message1=0x7f7470bf3d58, message2=0x7f7470bf3d50, type=0x7f7470bf3d48, space_id=0x7f7470bf3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=11, message1=0x7f7470bf3d58, message2=0x7f7470bf3d50, type=0x7f7470bf3d48, space_id=0x7f7470bf3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=11) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7f746e3f0700 (LWP 25758)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=15, message1=0x7f746e3efd58, message2=0x7f746e3efd50, type=0x7f746e3efd48, space_id=0x7f746e3efd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=15, message1=0x7f746e3efd58, message2=0x7f746e3efd50, type=0x7f746e3efd48, space_id=0x7f746e3efd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=15) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7f7475bfc700 (LWP 25746)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=3, message1=0x7f7475bfbd58, message2=0x7f7475bfbd50, type=0x7f7475bfbd48, space_id=0x7f7475bfbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=3, message1=0x7f7475bfbd58, message2=0x7f7475bfbd50, type=0x7f7475bfbd48, space_id=0x7f7475bfbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=3) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7f74701f3700 (LWP 25755)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=12, message1=0x7f74701f2d58, message2=0x7f74701f2d50, type=0x7f74701f2d48, space_id=0x7f74701f2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=12, message1=0x7f74701f2d58, message2=0x7f74701f2d50, type=0x7f74701f2d48, space_id=0x7f74701f2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=12) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7f73f4f7f700 (LWP 26503)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4f7d78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4f7d78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4f7d7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d012000, exit_loop=@0x7f73f4f7df9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7f73f4ebc700 (LWP 26506)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4eba78c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4eba78c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4eba7c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7458372000, exit_loop=@0x7f73f4ebaf9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7458372000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7458372000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f75901ec700 (LWP 13690)):
#0  0x00007f75e7aee857 in sigwaitinfo () from /lib64/libc.so.6
#1  0x000000000090069b in timer_notify_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/posix_timers.c:78
#2  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#3  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f74611db700 (LWP 25779)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=36, message1=0x7f74611dad58, message2=0x7f74611dad50, type=0x7f74611dad48, space_id=0x7f74611dad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=36, message1=0x7f74611dad58, message2=0x7f74611dad50, type=0x7f74611dad48, space_id=0x7f74611dad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=36) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f73f79f3700 (LWP 26451)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17800, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f75e5c17800, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a3c79c in buf_dump_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0dump.cc:594
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f73f5556700 (LWP 26480)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f555478c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f555478c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55547c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417412000, exit_loop=@0x7f73f5554f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417412000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f74643e0700 (LWP 25774)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=31, message1=0x7f74643dfd58, message2=0x7f74643dfd50, type=0x7f74643dfd48, space_id=0x7f74643dfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=31, message1=0x7f74643dfd58, message2=0x7f74643dfd50, type=0x7f74643dfd48, space_id=0x7f74643dfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=31) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f73fb5f9700 (LWP 26445)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17500, reset_sig_count=8474) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f75e5c17500, reset_sig_count=8474) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
#3  0x00000000009d5fd5 in srv_purge_coordinator_suspend (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3297
#4  srv_purge_coordinator_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3419
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f73fddfd700 (LWP 26441)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f74d418a800, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x7f74d418a800, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
#3  0x000000000094d921 in lock_wait_timeout_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/lock/lock0wait.cc:537
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f745e9d7700 (LWP 25783)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=40, message1=0x7f745e9d6d58, message2=0x7f745e9d6d50, type=0x7f745e9d6d48, space_id=0x7f745e9d6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=40, message1=0x7f745e9d6d58, message2=0x7f745e9d6d50, type=0x7f745e9d6d48, space_id=0x7f745e9d6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f7548bff700 (LWP 25743)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=0, message1=0x7f7548bfed58, message2=0x7f7548bfed50, type=0x7f7548bfed48, space_id=0x7f7548bfed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=0, message1=0x7f7548bfed58, message2=0x7f7548bfed50, type=0x7f7548bfed48, space_id=0x7f7548bfed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f75e9cb3700 (LWP 13698)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f75e9cb178c) at galerautils/src/gu_fifo.c:235
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f75e9cb178c) at galerautils/src/gu_fifo.c:294
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f75e9cb17c0) at gcs/src/gcs.cpp:1785
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549012000, exit_loop=@0x7f75e9cb1f9f) at galera/src/gcs_action_source.cpp:174
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549012000) at galera/src/replicator_smm.cpp:354
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f746edf1700 (LWP 25757)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=14, message1=0x7f746edf0d58, message2=0x7f746edf0d50, type=0x7f746edf0d48, space_id=0x7f746edf0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=14, message1=0x7f746edf0d58, message2=0x7f746edf0d50, type=0x7f746edf0d48, space_id=0x7f746edf0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=14) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f7476ffe700 (LWP 25744)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=1, message1=0x7f7476ffdd58, message2=0x7f7476ffdd50, type=0x7f7476ffdd48, space_id=0x7f7476ffdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=1, message1=0x7f7476ffdd58, message2=0x7f7476ffdd50, type=0x7f7476ffdd48, space_id=0x7f7476ffdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f754b3ff700 (LWP 13695)):
#0  0x00007f75e7ba3ef3 in epoll_wait () from /lib64/libc.so.6
#1  0x00007f758ed223d7 in asio::detail::epoll_reactor::run (this=0x7f75923e52c0, block=<value optimized out>, ops=...) at asio/asio/detail/impl/epoll_reactor.ipp:239
#2  0x00007f758ed26bc2 in do_one (this=0x7f75947fea20, ec=<value optimized out>) at asio/asio/detail/impl/task_io_service.ipp:263
#3  asio::detail::task_io_service::run (this=0x7f75947fea20, ec=<value optimized out>) at asio/asio/detail/impl/task_io_service.ipp:129
#4  0x00007f758ed1f146 in run (this=0x7f75e5c23a00, period=<value optimized out>) at asio/asio/impl/io_service.ipp:56
#5  gcomm::AsioProtonet::event_loop (this=0x7f75e5c23a00, period=<value optimized out>) at gcomm/src/asio_protonet.cpp:244
#6  0x00007f758ed39d47 in GCommConn::run (this=0x7f75e5c2f800) at gcs/src/gcs_gcomm.cpp:460
#7  0x00007f758ed3f0d9 in GCommConn::run_fn (arg=<value optimized out>) at gcs/src/gcs_gcomm.cpp:201
#8  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f74765fd700 (LWP 25745)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=2, message1=0x7f74765fcd58, message2=0x7f74765fcd50, type=0x7f74765fcd48, space_id=0x7f74765fcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
#2  os_aio_linux_handle (global_seg=2, message1=0x7f74765fcd58, message2=0x7f74765fcd50, type=0x7f74765fcd48, space_id=0x7f74765fcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
#3  0x0000000000a77868 in fil_aio_wait (segment=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f754ebb6700 (LWP 13691)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f758ed5c9eb in wait (arg=0x7f75e5caa120) at galerautils/src/gu_lock.hpp:56
#2  galera::ServiceThd::thd_func (arg=0x7f75e5caa120) at galera/src/galera_service_thd.cpp:30
#3  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f75e9cf6820 (LWP 13649)):
#0  0x00007f75e96a48ac in pthread_kill () from /lib64/libpthread.so.0
#1  0x0000000000665524 in handle_fatal_signal (sig=11) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/signal_handler.cc:236
#2  <signal handler called>
#3  0x00007f75e98c42c4 in ?? () from /usr/lib64/libjemalloc.so.1
#4  0x00007f75e98dd34f in ?? () from /usr/lib64/libjemalloc.so.1
#5  0x00007f75e98bb85d in malloc () from /usr/lib64/libjemalloc.so.1
#6  0x00000000008f4ef2 in my_malloc (size=64, my_flags=0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/my_malloc.c:38
#7  0x00000000008e09d2 in init_dynamic_array2 (array=0x7f741e168690, element_size=<value optimized out>, init_buffer=<value optimized out>, init_alloc=<value optimized out>, alloc_increment=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/array.c:70
#8  0x0000000000881c37 in Gtid_set::init (this=0x7f741e168648) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/rpl_gtid_set.cc:74
#9  0x00000000006b7866 in THD::THD (this=0x7f741e166000, enable_plugins=true, is_applier=false) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_class.cc:1204
#10 0x0000000000581d4f in handle_connections_sockets () at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:7287
#11 0x000000000058a7cb in mysqld_main (argc=110, argv=0x7f75e5c2f048) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:6521
#12 0x00007f75e7ad9d5d in __libc_start_main () from /lib64/libc.so.6
#13 0x000000000057a229 in _start ()
==============================
==============================
==============================
==============================
==============================
==============================
==============================
thread apply all backtrace full
==============================
==============================

Thread 206 (Thread 0x7f73f58e4700 (LWP 26466)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f58e278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f58e278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58e27c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413c12000, exit_loop=@0x7f73f58e2f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e66d928, size = 668, seqno_g = 695869388, seqno_l = 99684, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 205 (Thread 0x7f73f569b700 (LWP 26475)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f569978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f569978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56997c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416412000, exit_loop=@0x7f73f5699f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e671dca, size = 89615, seqno_g = 695869393, seqno_l = 99690, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 204 (Thread 0x7f73f4df9700 (LWP 26509)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4df778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4df778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4df77c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754993e000, exit_loop=@0x7f73f4df7f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60b2e9, size = 571, seqno_g = 695869351, seqno_l = 99641, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754993e000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754993e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f754993e000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 203 (Thread 0x7f73f5baf700 (LWP 26455)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5bad78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5bad78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5bad7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547c13000, exit_loop=@0x7f73f5badf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24298, size = 8, seqno_g = -1, seqno_l = 99660, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547c13000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547c13000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7547c13000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 202 (Thread 0x7f73f5597700 (LWP 26479)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f559578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f559578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55957c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417012000, exit_loop=@0x7f73f5595f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60abdd, size = 522, seqno_g = 695869349, seqno_l = 99639, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 201 (Thread 0x7f73f8df5700 (LWP 26449)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
        t = {tv_sec = 0, tv_usec = 841159}
#2  0x0000000000a42099 in page_cleaner_sleep_if_needed (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2586
        cur_time = <value optimized out>
#3  buf_flush_page_cleaner_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2711
        page_cleaner_sleep_time = <value optimized out>
        server_active = <value optimized out>
        next_loop_time = <value optimized out>
        last_activity_time = 1421935354643
        success = <value optimized out>
        n_flushed = 40000
        last_activity = 260416
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 200 (Thread 0x7f73f4cf5700 (LWP 26513)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4cf378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4cf378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4cf37c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547c97000, exit_loop=@0x7f73f4cf3f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e608222, size = 661, seqno_g = 695869338, seqno_l = 99628, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547c97000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547c97000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7547c97000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 199 (Thread 0x7f73f4e7b700 (LWP 26507)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4e7978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4e7978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4e797c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f758f01e000, exit_loop=@0x7f73f4e79f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c243c0, size = 8, seqno_g = -1, seqno_l = 99674, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f758f01e000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f758f01e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f758f01e000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 198 (Thread 0x7f73f4c73700 (LWP 26515)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4c7178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4c7178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4c717c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f740fc1a000, exit_loop=@0x7f73f4c71f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e7083c9, size = 724, seqno_g = 695869434, seqno_l = 99735, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f740fc1a000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f740fc1a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f740fc1a000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 197 (Thread 0x7f73f4d36700 (LWP 26512)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4d3478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4d3478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4d347c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7548c12000, exit_loop=@0x7f73f4d34f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60bdc1, size = 571, seqno_g = 695869354, seqno_l = 99644, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7548c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7548c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7548c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 196 (Thread 0x7f73f5001700 (LWP 26501)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4fff78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4fff78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4fff7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c812000, exit_loop=@0x7f73f4ffff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c42bc, size = 1661, seqno_g = 695869421, seqno_l = 99720, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 195 (Thread 0x7f73f4aed700 (LWP 26521)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4aeb78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4aeb78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4aeb7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412064000, exit_loop=@0x7f73f4aebf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e71f244, size = 91113, seqno_g = 695869442, seqno_l = 99743, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 194 (Thread 0x7f73f4cb4700 (LWP 26514)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4cb278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4cb278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4cb27c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741001d000, exit_loop=@0x7f73f4cb2f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6420ff, size = 87597, seqno_g = 695869386, seqno_l = 99682, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741001d000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741001d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741001d000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 193 (Thread 0x7f73f5083700 (LWP 26499)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f508178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f508178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50817c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c012000, exit_loop=@0x7f73f5081f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c59b5, size = 90260, seqno_g = 695869429, seqno_l = 99729, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 192 (Thread 0x7f73f4bf1700 (LWP 26517)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4bef78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4bef78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4bef7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410822000, exit_loop=@0x7f73f4beff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60edd4, size = 1022, seqno_g = 695869368, seqno_l = 99658, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410822000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410822000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7410822000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 191 (Thread 0x7f73f50c4700 (LWP 26498)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f50c278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f50c278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50c27c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741bc12000, exit_loop=@0x7f73f50c2f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60b972, size = 1063, seqno_g = 695869353, seqno_l = 99643, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741bc12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741bc12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741bc12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 190 (Thread 0x7f73f4967700 (LWP 26527)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f496578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f496578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49657c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413067000, exit_loop=@0x7f73f4965f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60da92, size = 752, seqno_g = 695869362, seqno_l = 99652, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413067000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413067000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413067000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 189 (Thread 0x7f73f5209700 (LWP 26493)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f520778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f520778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52077c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a812000, exit_loop=@0x7f73f5207f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e708fbd, size = 698, seqno_g = 695869438, seqno_l = 99739, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 188 (Thread 0x7f73f4863700 (LWP 26531)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f486178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f486178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48617c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414064000, exit_loop=@0x7f73f4861f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60a7b7, size = 1022, seqno_g = 695869348, seqno_l = 99638, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 187 (Thread 0x7f73fbffa700 (LWP 26444)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
        t = {tv_sec = 0, tv_usec = 676045}
#2  0x00000000009d3a6c in srv_master_sleep (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2940
No locals.
#3  srv_master_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2988
        slot = 0x7f75a6f9ddb8
        old_activity_count = 259977
        last_print_time = 1421934774
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 186 (Thread 0x7f73f538f700 (LWP 26487)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f538d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f538d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f538d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419012000, exit_loop=@0x7f73f538df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e66dbec, size = 4081, seqno_g = 695869389, seqno_l = 99685, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 185 (Thread 0x7f74639df700 (LWP 25775)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=32, message1=0x7f74639ded58, message2=0x7f74639ded50, type=0x7f74639ded48, space_id=0x7f74639ded40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1536
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b99000
        end_pos = 1792
        events = 0x7f7545f62000
#2  os_aio_linux_handle (global_seg=32, message1=0x7f74639ded58, message2=0x7f74639ded50, type=0x7f74639ded48, space_id=0x7f74639ded40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=32) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 32
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 184 (Thread 0x7f73f53d0700 (LWP 26486)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f53ce78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f53ce78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f53ce7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418c12000, exit_loop=@0x7f73f53cef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6120c0, size = 90572, seqno_g = 695869379, seqno_l = 99672, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 183 (Thread 0x7f73f4aac700 (LWP 26522)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4aaa78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4aaa78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4aaa7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411c64000, exit_loop=@0x7f73f4aaaf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6084df, size = 703, seqno_g = 695869339, seqno_l = 99629, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 182 (Thread 0x7f7464de1700 (LWP 25773)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=30, message1=0x7f7464de0d58, message2=0x7f7464de0d50, type=0x7f7464de0d48, space_id=0x7f7464de0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1024
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b9f000
        end_pos = 1280
        events = 0x7f7545f5e000
#2  os_aio_linux_handle (global_seg=30, message1=0x7f7464de0d58, message2=0x7f7464de0d50, type=0x7f7464de0d48, space_id=0x7f7464de0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 30
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 181 (Thread 0x7f745cbd4700 (LWP 25786)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=43, message1=0x7f745cbd3d58, message2=0x7f745cbd3d50, type=0x7f745cbd3d48, space_id=0x7f745cbd3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4352
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b78000
        end_pos = 4608
        events = 0x7f7545f78000
#2  os_aio_linux_handle (global_seg=43, message1=0x7f745cbd3d58, message2=0x7f745cbd3d50, type=0x7f745cbd3d48, space_id=0x7f745cbd3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=43) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 43
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 180 (Thread 0x7f74599cf700 (LWP 25791)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=48, message1=0x7f74599ced58, message2=0x7f74599ced50, type=0x7f74599ced48, space_id=0x7f74599ced40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5632
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b69000
        end_pos = 5888
        events = 0x7f7545f82000
#2  os_aio_linux_handle (global_seg=48, message1=0x7f74599ced58, message2=0x7f74599ced50, type=0x7f74599ced48, space_id=0x7f74599ced40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=48) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 48
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 179 (Thread 0x7f73f5452700 (LWP 26484)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f545078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f545078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54507c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418412000, exit_loop=@0x7f73f5450f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6dbd69, size = 90363, seqno_g = 695869431, seqno_l = 99731, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 178 (Thread 0x7f73f471e700 (LWP 26536)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f471c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f471c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f471c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415464000, exit_loop=@0x7f73f471cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c4961, size = 440, seqno_g = 695869422, seqno_l = 99722, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 177 (Thread 0x7f7462fde700 (LWP 25776)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=33, message1=0x7f7462fddd58, message2=0x7f7462fddd50, type=0x7f7462fddd48, space_id=0x7f7462fddd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1792
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b96000
        end_pos = 2048
        events = 0x7f7545f64000
#2  os_aio_linux_handle (global_seg=33, message1=0x7f7462fddd58, message2=0x7f7462fddd50, type=0x7f7462fddd48, space_id=0x7f7462fddd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=33) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 33
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 176 (Thread 0x7f745a3d0700 (LWP 25790)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=47, message1=0x7f745a3cfd58, message2=0x7f745a3cfd50, type=0x7f745a3cfd48, space_id=0x7f745a3cfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5376
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b6c000
        end_pos = 5632
        events = 0x7f7545f80000
#2  os_aio_linux_handle (global_seg=47, message1=0x7f745a3cfd58, message2=0x7f745a3cfd50, type=0x7f745a3cfd48, space_id=0x7f745a3cfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=47) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 47
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 175 (Thread 0x7f74625dd700 (LWP 25777)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=34, message1=0x7f74625dcd58, message2=0x7f74625dcd50, type=0x7f74625dcd48, space_id=0x7f74625dcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2048
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b93000
        end_pos = 2304
        events = 0x7f7545f66000
#2  os_aio_linux_handle (global_seg=34, message1=0x7f74625dcd58, message2=0x7f74625dcd50, type=0x7f74625dcd48, space_id=0x7f74625dcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=34) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 34
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 174 (Thread 0x7f73f57e0700 (LWP 26470)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f57de78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f57de78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f57de7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414c12000, exit_loop=@0x7f73f57def9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e5ee1a2, size = 661, seqno_g = 695869211, seqno_l = 99495, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 173 (Thread 0x7f73f4188700 (LWP 26558)):
#0  0x00007f75e96a7063 in pread64 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00000000009676f2 in pread (file=59, buf=0x7f7ce08c0000, n=16384, offset=<value optimized out>, trx=0x7f741ace3468) at /usr/include/bits/unistd.h:100
No locals.
#2  os_file_pread (file=59, buf=0x7f7ce08c0000, n=16384, offset=<value optimized out>, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:2507
        offs = 8575795200
        sec = 10352243
        ms = 140135993187968
        start_time = 0
        finish_time = 150488236187968
        n_bytes = 0
        n_read = <value optimized out>
#3  0x0000000000967927 in os_file_read_func (file=59, buf=0x7f7ce08c0000, offset=8575795200, n=16384, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:2826
        retry = <value optimized out>
        ret = <value optimized out>
#4  0x000000000096ac7b in os_aio_func (type=10, mode=24, name=0x7f740fb1d628 "./__zabbix/trends_uint#P#p2015_01.ibd", file=59, buf=0x7f7ce08c0000, offset=8575795200, n=16384, message1=0x7f740fb17a68, message2=0x7f7c19244800, space_id=2612, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:4759
        array = <value optimized out>
        slot = 0x1220160
        wake_later = <value optimized out>
#5  0x0000000000a7cafe in pfs_os_aio_func (type=10, sync=<value optimized out>, space_id=2612, zip_size=59, block_offset=<value optimized out>, byte_offset=24, len=16384, buf=0x7f7ce08c0000, message=0x7f7c19244800, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/include/os0file.ic:230
        result = <value optimized out>
        locker = 0x0
        state = {m_flags = 1287, m_operation = PSI_FILE_CREATE, m_file = 0x7f73f4182100, m_name = 0x7f73f4182000 "", m_class = 0x966235, m_thread = 0x134b6c0, m_number_of_bytes = 140144342674616, m_timer_start = 140135993189944, m_timer = 0xa34, m_wait = 0x160}
#6  _fil_io (type=10, sync=<value optimized out>, space_id=2612, zip_size=59, block_offset=<value optimized out>, byte_offset=24, len=16384, buf=0x7f7ce08c0000, message=0x7f7c19244800, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5764
        node = 0x7f740fb17a68
        ret = 2612
        mode = <value optimized out>
        space = 0x0
        is_log = <value optimized out>
        wake_later = 0
        offset = 8575795200
        ignore_nonexistent_pages = 1024
#7  0x0000000000a496d6 in buf_read_page_low (err=0x7f73f41820ec, sync=true, mode=<value optimized out>, space=2612, zip_size=0, unzip=<value optimized out>, tablespace_version=158, offset=523425, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0rea.cc:239
        bpage = 0x7f7c19244800
        wake_later = <value optimized out>
        ignore_nonexistent_pages = <value optimized out>
#8  0x0000000000a4a333 in buf_read_page (space=2612, zip_size=0, offset=523425, trx=0x7f741ace3468) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0rea.cc:462
        tablespace_version = <value optimized out>
        count = <value optimized out>
        err = DB_SUCCESS
#9  0x0000000000a351af in buf_page_get_gen (space=2612, zip_size=0, offset=523425, rw_latch=2, guess=<value optimized out>, mode=10, file=0xc2eb50 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc", line=2384, mtr=0x7f73f4182b30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0buf.cc:2710
        fold = 2739406549
        fix_type = <value optimized out>
        retries = 0
        fix_block = <value optimized out>
        block = <value optimized out>
        access_time = 2441035176
        hash_lock = 0x7f7591bcb7e8
        fix_mutex = <value optimized out>
        buf_pool = 0x7f75917f3da8
        trx = 0x7f741ace3468
#10 0x0000000000a1f1d3 in btr_cur_search_to_nth_level (index=0x7f74108d4fe8, level=0, tuple=0x7f7547e98768, mode=4, latch_mode=2, cursor=0x7f73f4182a80, has_search_latch=0, file=0xc2eb50 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc", line=2384, mtr=0x7f73f4182b30) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/btr/btr0cur.cc:652
        space = 2612
        page_no = 523425
        savepoint = 0
        buf_mode = 10
        page_cursor = 0x7f73f4182a88
        offsets_ = {100, 3, 2147483653, 8, 12, 16, 35476112513, 13894735239844724736, 20724, 140135993189632, 62, 12178790, 140135993189872, 140144375737136, 4222451713, 140135993189872, 140135993189872, 140135993189872, 140135993189872, 140135993189902, 140135993189934, 140135993189872, 140135993189934, 0, 0, 0, 0, 0, 17179869284, 5, 140136641855488, 0, 140135993191120, 25, 140135993189440, 6994985, 140135993189456, 6994985, 140135993189504, 9052830, 140136642134016, 140136642657144, 140135993193200, 1, 140135993193168, 9064497, 15503, 4, 140135993190440, 140136643891520, 320, 13, 140136642084864, 140144406149298, 140135993190000, 140136642134016, 140136642140392, 10019142, 140136470630376, 140136643891629, 140136643891623, 18446744073709551615, 8, 1, 140135993189792, 10739260, 140136470630376, 140142928943464, 140136643891629, 140135993191048, 140135993191208, 140135993191192, 140135993189856, 10619103, 2, 140135993191296, 140192954211200, 140135993191232, 140135993191216, 72, 140135993189968, 9854961, 140136192933888, 20207856, 140135993189872, 140142928928872, 140192954211328, 140135993191216, 792773670410397392, 140192954211336, 140135993191216, 0, 0, 140135993190024, 0, 140136470630376, 5312, 140135993191216, 20207856, 0}
        guess = 0x0
        root_height = 3
        info = 0x7f7410831da8
        offsets = 0x7f73f4182320
        page = <value optimized out>
        low_match = 1
        rw_latch = 2
        up_match = 0
        low_bytes = 1
        heap = 0x0
        s_latch_by_caller = <value optimized out>
        block = <value optimized out>
        height = 0
        up_bytes = 7
        page_mode = 4
        estimate = 0
        zip_size = 0
        btr_op = BTR_NO_OP
#11 0x00000000009a021c in row_ins_clust_index_entry_low (flags=0, mode=2, index=0x7f74108d4fe8, n_uniq=2, entry=0x7f7547e98768, n_ext=0, thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:2384
        cursor = {index = 0x7f74108d4fe8, page_cur = {rec = 0x7f78f0571a93 <Address 0x7f78f0571a93 out of bounds>, block = 0x7f7802130a00}, purge_node = 0x7f73f4182b50, left_block = 0x7f73f4182b20, thr = 0x7f7547d418e8, flag = BTR_CUR_BINARY, tree_height = 4, up_match = 0, up_bytes = 7, low_match = 1, low_bytes = 2, n_fields = 55, n_bytes = 0, fold = 3, path_arr = 0x0}
        err = <value optimized out>
        big_rec = 0x0
        mtr = {memo = {heap = 0x0, used = 64, data = "7\000\000\000\000\000\000\000\210P\215\020t\177\000\000\003\000\000\000\000\000\000\000\200\276}\016z\177\000\000\003\000\000\000\000\000\000\000\000w\t\374v\177\000\000\003\000\000\000\000\000\000\000\000\n\023\002x\177\000\000\002", '\000' <repeats 15 times>, "8", '\000' <repeats 15 times>, "\002", '\000' <repeats 15 times>, "\002", '\000' <repeats 15 times>, "P0\030\364s\177\000\000\335Ue\000\000\000\000\000\002", '\000' <repeats 15 times>, "p0\030\364s\177\000\000\335Ue\000\000\000\000\000\200\032\266\017t\177\000\000\000\000\000\000\000\000\000\000\230\034\266\017t\177\000\000\200\034\266\017t\177\000\000\200\345\300\345u\177\000\000\000\000\000\000\000\000\000\000\230\347\300\345u\177\000\000\200\347\300\345u\177\000\000\002", '\000' <repeats 15 times>, "\002", '\000' <repeats 15 times>, "\002", '\000' <repeats 15 times>, "\002", '\000' <repeats 17 times>"\300, \032t\177\000\000\001\000\000\000\000\000\000\000\000\000\300\032t\177\000\000\377\377\377\377u\177\000\000\210\226\035\346u\177\000\000\377\377\377\377\000\000\000\000\210\226\035\346u\177\000\000h@\000\000\000\000\000\000\020-\030\364s\177\000\000\340,\030\364s\177\000\000\b\"\300\032t\177\000\000\377\377\377\377\000\000\000\000(;\300\032t\177\000\000\001\000\000\000\000\000\000\000`3\300\032t\177\000\000\001\000\000\000\000\000\000\000`3\300\032t\177\000\000\b\000\000\000\000\000\000\000\016", '\000' <repeats 15 times>, "*\000\000\000\000\000\000\000\b\274\217\205~\000\070\001Z\373\204\227&\274\217\205~\000\003\000\003\200\b\200\004\200\b$\"\026\301\002\372\000\000\000\000\001\\_", base = {count = 18578006260391797, start = 0xc690bc26225c0100, end = 0x880030003000633}, list = {prev = 0x361e3e0906800480, next = 0xbc04030036a5c0d4}}, log = {heap = 0x0, used = 0, data = "\246\212\064\334i\352\000\b\000\002\200\b\200\004\200\006\200\a\200\004\200\b\200\b\200\b*\241V\364P\000\001Z\373\204\227\212\000\004\200\005\031ƀ\000\000\f\000\000\000\000\000\000\000\003\000\000\000\000\000\000\000\003\000\000\000\000\000\000\000\004\000\000\v\344%\000\005\005\000\000\000\000\000\f\220\066`2\030\364s\177\000\000\335Ue\000\000\000\000\000ϒ?\020\251\346\000\003\004\342?\336\020\254>\000\003\004\364\354J\020\256\227\000\003\005\a\230\060\020\260\200\340\300\345u\177\000\000\263F\000\003\005,\356{\230\342\300\345u\177\000\000\200\342\300\345u\177\000\000\322\000\000\000\000\000\000\000\326\000\000\000\000\000\000\000\326\000\000\000\000\000\000\000\336\000\000\000\000\000\000\000\336\000\000\000\000\000\000\000\372\000\000\000\000\000\000\000\376\000\000\000\000\000\000\000\000\001\000\000\000\000\000\000\004\001\000\000\000\000\000\000\b\001\000\000\000\000\000\000\f\001\000\000\000\000\000\000\200\065\030\364s\177\000\000p5\030\364s\177\000\000*\000\000\000\000\000\000\000\360\066\030\364s\177\000\000\324\257\300\000\000\000\000\000H\377\377\377\377\377\377\377g\361\257\347u\177\000\000կ\300\000\000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\070\003\000\000\000\000\000\000\060/\030\364s\177\000\000\200Q\351\032t\177\000\000\001", '\000' <repeats 15 times>, "`4\030\364s\177\000\000\300\213\312\032t\177\000\000\260\257\300\000\000\000\000\000\247\064\216\000\000\000\000\000\001", '\000' <repeats 15 times>"\314, \064\030\364s\177\000\000\350\064\030\364s\177\000\000\240/\030\364\000\000\000\000\b5\030\364s\177\000\000\000\225\302\345u\177\000\000\200\032\266\017t\177\000\000\000\000\000\000\000\000\000\000\277\232\224", '\000' <repeats 13 times>, "\001\000\000\000\000\000\000\000ċ\312\032/4\030", <incomplete sequence \364>, base = {count = 140135993192528, start = 0xffffffffffffffff, end = 0x7f73f41834c0}, list = {prev = 0x0, next = 0x7f7547d418e8}}, inside_ibuf = 0, modifications = 0, made_dirty = 0, n_log_recs = 0, n_freed_pages = 0, log_mode = 21, start_lsn = 5569267848455, end_lsn = 5569267848527}
        offsets = 0x0
        offsets_heap = 0x0
#12 0x00000000009a16e8 in row_ins_clust_index_entry (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:2924
        err = <value optimized out>
        n_uniq = 2
        n_ext = 0
#13 row_ins_index_entry (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3022
No locals.
#14 row_ins_index_entry_step (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3099
        err = <value optimized out>
#15 row_ins (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3239
        err = <value optimized out>
#16 row_ins_step (thr=0x7f7547d418e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0ins.cc:3364
        node = 0x7f7547d41630
        parent = <value optimized out>
        err = <value optimized out>
        sel_node = 0x0
        trx = 0x7f741ace3468
#17 0x00000000009aeba0 in row_insert_for_mysql (mysql_rec=<value optimized out>, prebuilt=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/row/row0mysql.cc:1367
        err = DB_SUCCESS
        was_lock_wait = <value optimized out>
        node = 0x7f7547d41630
        savept = {least_undo_no = 389}
        thr = 0x7f7547d418e8
        trx = <value optimized out>
        table = <value optimized out>
#18 0x000000000091ba5f in ha_innobase::write_row (this=0x7f7547df9010, record=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/handler/ha_innodb.cc:7843
        error_result = 0
        auto_inc_inserted = 0
        error = <value optimized out>
        auto_inc_used = 0
        sql_command = 144
        trx = 0x7f741ace3468
#19 0x00000000005a97ff in handler::ha_write_row (this=0x7f7547df9010, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/handler.cc:7756
        error = <value optimized out>
        log_func = 0x5ac8d0 <Write_rows_log_event::binlog_row_logging_function(THD*, TABLE*, bool, uchar const*, uchar const*)>
#20 0x0000000000b570dc in ha_partition::write_row (this=0x7f7547d32110, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/ha_partition.cc:3981
        tmp_disable_binlog__save_options = <value optimized out>
        part_id = <value optimized out>
        func_value = <value optimized out>
        saved_sql_mode = 524288
        saved_auto_inc_field_not_null = <value optimized out>
        error = <value optimized out>
        have_auto_increment = <value optimized out>
        old_map = 0x0
        thd = 0x7f741ac64000
#21 0x00000000005a97ff in handler::ha_write_row (this=0x7f7547d32110, buf=0x7f7547d44838 "\377\255\n-") at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/handler.cc:7756
        error = <value optimized out>
        log_func = 0x5ac8d0 <Write_rows_log_event::binlog_row_logging_function(THD*, TABLE*, bool, uchar const*, uchar const*)>
#22 0x000000000088d109 in Write_rows_log_event::write_row (this=0x7f741ac44600, rli=0x7f741ac8a000, overwrite=false) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:12828
        table = 0x7f741e86f800
        error = <value optimized out>
        keynum = <value optimized out>
        key = {m_ptr = 0x0}
#23 0x000000000088d4d1 in Write_rows_log_event::do_exec_row (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:13017
        info = "Write_rows_log_event::write_row(695869446)\000\377\377\377\377\377P8\030\364s\177\000\000\000\000\000\000\000\000\000"
        tmp = 0xb981b0 "System lock"
        __FUNCTION__ = "do_exec_row"
        error = <value optimized out>
#24 0x00000000008857df in Rows_log_event::do_apply_row (this=0x7f741ac44600, rli=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:10325
        error = 0
        old_thd = 0x7f741ac64000
#25 0x0000000000898aca in Rows_log_event::do_apply_event (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:11449
        after_image = <value optimized out>
        saved_sql_mode = 1073741824
        saved_m_curr_row = 0x7f741ae38000 "\300\001A*"
        do_apply_row_ptr = (int (Rows_log_event::*)(Rows_log_event *, const Relay_log_info *)) 0x8857b0 <Rows_log_event::do_apply_row(Relay_log_info const*)>
        error = 0
        table = 0x7f741e86f800
#26 0x0000000000899e87 in Log_event::apply_event (this=0x7f741ac44600, rli=0x7f741ac8a000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/log_event.cc:3033
        skip = false
        parallel = <value optimized out>
        actual_exec_mode = <value optimized out>
        thd = <value optimized out>
#27 0x000000000059d006 in wsrep_apply_events (ctx=0x7f741ac64000, buf=0x7f755e7632bc, buf_len=20547, flags=<value optimized out>, meta=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_applier.cc:151
        exec_res = <value optimized out>
        ev = 0x7f741ac44600
        buf = 0x7f755e767799 <Address 0x7f755e767799 out of bounds>
        rcode = 0
        event = <value optimized out>
#28 wsrep_apply_cb (ctx=0x7f741ac64000, buf=0x7f755e7632bc, buf_len=20547, flags=<value optimized out>, meta=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_applier.cc:238
        thd = 0x7f741ac64000
        __FUNCTION__ = "wsrep_apply_cb"
        rcode = 11108
        tmp = <value optimized out>
#29 0x00007f758ed4bad1 in galera::TrxHandle::apply (this=0x7f7410d61200, recv_ctx=0x7f741ac64000, apply_cb=0x59c990 <wsrep_apply_cb(void*, void const*, size_t, uint32_t, wsrep_trx_meta_t const*)>, meta=...) at galera/src/trx_handle.cpp:304
        buf = <value optimized out>
        i = <value optimized out>
        ws = @0x7f7410d613c8
        err = <value optimized out>
        __FUNCTION__ = "apply"
#30 0x00007f758ed83a35 in apply_trx_ws (recv_ctx=0x7f741ac64000, apply_cb=0x59c990 <wsrep_apply_cb(void*, void const*, size_t, uint32_t, wsrep_trx_meta_t const*)>, commit_cb=0x59c550 <wsrep_commit_cb(void*, uint32_t, wsrep_trx_meta_t const*, wsrep_bool_t*, bool)>, trx=..., meta=...) at galera/src/replicator_smm.cpp:37
        attempts = 1
        __FUNCTION__ = "apply_trx_ws"
#31 0x00007f758ed84453 in galera::ReplicatorSMM::apply_trx (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000, trx=0x7f7410d61200) at galera/src/replicator_smm.cpp:432
        ao = {trx_ = @0x7f7410d61200}
        co = {trx_ = @0x7f7410d61200, mode_ = galera::ReplicatorSMM::CommitOrder::NO_OOOC}
        exit_loop = <value optimized out>
        rcode = <value optimized out>
        __FUNCTION__ = "apply_trx"
        meta = {gtid = {uuid = {data = ":z\r\034hA\021\344\265\062#\377\027\213\356", <incomplete sequence \334>}, seqno = 695869446}, depends_on = 695869444}
#32 0x00007f758ed88df5 in galera::ReplicatorSMM::process_trx (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000, trx=0x7f7410d61200) at galera/src/replicator_smm.cpp:1222
        __FUNCTION__ = "process_trx"
#33 0x00007f758ed6271a in galera::GcsActionSource::dispatch (this=0x7f75e5caa258, recv_ctx=0x7f741ac64000, act=<value optimized out>, exit_loop=@0x7f73f4186f9f) at galera/src/gcs_action_source.cpp:116
        trx = {trx_ = 0x7f7410d61200}
        __FUNCTION__ = "dispatch"
#34 0x00007f758ed62d33 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741ac64000, exit_loop=@0x7f73f4186f9f) at galera/src/gcs_action_source.cpp:180
        act = {buf = 0x7f755e7614f2, size = 28173, seqno_g = 695869446, seqno_l = 99749, type = GCS_ACT_TORDERED}
        rc = 28173
#35 0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#36 0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#37 0x000000000059de31 in wsrep_replication_process (thd=0x7f741ac64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#38 0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741ac64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#39 0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#40 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 172 (Thread 0x7f74607da700 (LWP 25780)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=37, message1=0x7f74607d9d58, message2=0x7f74607d9d50, type=0x7f74607d9d48, space_id=0x7f74607d9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2816
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b8a000
        end_pos = 3072
        events = 0x7f7545f6c000
#2  os_aio_linux_handle (global_seg=37, message1=0x7f74607d9d58, message2=0x7f74607d9d50, type=0x7f74607d9d48, space_id=0x7f74607d9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=37) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 37
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 171 (Thread 0x7f73f579f700 (LWP 26471)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f579d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f579d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f579d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415012000, exit_loop=@0x7f73f579df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24450, size = 8, seqno_g = -1, seqno_l = 99686, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 170 (Thread 0x7f7461bdc700 (LWP 25778)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=35, message1=0x7f7461bdbd58, message2=0x7f7461bdbd50, type=0x7f7461bdbd48, space_id=0x7f7461bdbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2304
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b90000
        end_pos = 2560
        events = 0x7f7545f68000
#2  os_aio_linux_handle (global_seg=35, message1=0x7f7461bdbd58, message2=0x7f7461bdbd50, type=0x7f7461bdbd48, space_id=0x7f7461bdbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=35) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 35
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 169 (Thread 0x7f745fdd9700 (LWP 25781)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=38, message1=0x7f745fdd8d58, message2=0x7f745fdd8d50, type=0x7f745fdd8d48, space_id=0x7f745fdd8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3072
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b87000
        end_pos = 3328
        events = 0x7f7545f6e000
#2  os_aio_linux_handle (global_seg=38, message1=0x7f745fdd8d58, message2=0x7f745fdd8d50, type=0x7f745fdd8d48, space_id=0x7f745fdd8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=38) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 38
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 168 (Thread 0x7f73f575e700 (LWP 26472)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f575c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f575c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f575c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415412000, exit_loop=@0x7f73f575cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60ddaa, size = 1112, seqno_g = 695869363, seqno_l = 99653, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 167 (Thread 0x7f73f461a700 (LWP 26540)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f461878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f461878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46187c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416464000, exit_loop=@0x7f73f4618f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60fb9b, size = 703, seqno_g = 695869372, seqno_l = 99664, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 166 (Thread 0x7f73f45d9700 (LWP 26541)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f45d778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f45d778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45d77c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416864000, exit_loop=@0x7f73f45d7f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60eb17, size = 661, seqno_g = 695869367, seqno_l = 99657, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 165 (Thread 0x7f73f56dc700 (LWP 26474)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f56da78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f56da78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56da7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415c12000, exit_loop=@0x7f73f56daf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24360, size = 8, seqno_g = -1, seqno_l = 99667, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 164 (Thread 0x7f73f5966700 (LWP 26464)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f596478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f596478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59647c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413412000, exit_loop=@0x7f73f5964f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60e22a, size = 571, seqno_g = 695869364, seqno_l = 99654, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 163 (Thread 0x7f73f43d1700 (LWP 26549)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f43cf78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f43cf78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f43cf7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418865000, exit_loop=@0x7f73f43cff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6073a7, size = 842, seqno_g = 695869334, seqno_l = 99624, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418865000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418865000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418865000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 162 (Thread 0x7f745f3d8700 (LWP 25782)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=39, message1=0x7f745f3d7d58, message2=0x7f745f3d7d50, type=0x7f745f3d7d48, space_id=0x7f745f3d7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3328
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b84000
        end_pos = 3584
        events = 0x7f7545f70000
#2  os_aio_linux_handle (global_seg=39, message1=0x7f745f3d7d58, message2=0x7f745f3d7d50, type=0x7f745f3d7d48, space_id=0x7f745f3d7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=39) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 39
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 161 (Thread 0x7f73f5821700 (LWP 26469)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f581f78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f581f78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f581f7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414812000, exit_loop=@0x7f73f581ff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a76c6, size = 724, seqno_g = 695869403, seqno_l = 99702, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 160 (Thread 0x7f73f4412700 (LWP 26548)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f441078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f441078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44107c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418464000, exit_loop=@0x7f73f4410f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60d4fb, size = 1391, seqno_g = 695869361, seqno_l = 99651, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 159 (Thread 0x7f73f44d5700 (LWP 26545)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f44d378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f44d378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44d37c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417864000, exit_loop=@0x7f73f44d3f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e608eaa, size = 1202, seqno_g = 695869342, seqno_l = 99632, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 158 (Thread 0x7f73f4494700 (LWP 26546)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f449278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f449278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44927c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417c64000, exit_loop=@0x7f73f4492f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60e7a5, size = 842, seqno_g = 695869366, seqno_l = 99656, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 157 (Thread 0x7f73f5619700 (LWP 26477)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f561778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f561778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56177c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416812000, exit_loop=@0x7f73f5617f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60f7cf, size = 932, seqno_g = 695869371, seqno_l = 99662, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 156 (Thread 0x7f73f4390700 (LWP 26550)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f438e78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f438e78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f438e7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418c64000, exit_loop=@0x7f73f438ef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a79c2, size = 724, seqno_g = 695869404, seqno_l = 99703, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 155 (Thread 0x7f73f59a7700 (LWP 26463)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f59a578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f59a578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59a57c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413012000, exit_loop=@0x7f73f59a5f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6111a2, size = 1922, seqno_g = 695869376, seqno_l = 99669, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 154 (Thread 0x7f73f58a3700 (LWP 26467)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f58a178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f58a178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58a17c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414012000, exit_loop=@0x7f73f58a1f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c53eb, size = 726, seqno_g = 695869427, seqno_l = 99727, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 153 (Thread 0x7f745dfd6700 (LWP 25784)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=41, message1=0x7f745dfd5d58, message2=0x7f745dfd5d50, type=0x7f745dfd5d48, space_id=0x7f745dfd5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3840
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b7e000
        end_pos = 4096
        events = 0x7f7545f74000
#2  os_aio_linux_handle (global_seg=41, message1=0x7f745dfd5d58, message2=0x7f745dfd5d50, type=0x7f745dfd5d48, space_id=0x7f745dfd5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=41) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 41
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 152 (Thread 0x7f73f5042700 (LWP 26500)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f504078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f504078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f50407c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c412000, exit_loop=@0x7f73f5040f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e7086c5, size = 728, seqno_g = 695869435, seqno_l = 99736, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 151 (Thread 0x7f73f5862700 (LWP 26468)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f586078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f586078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f58607c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414412000, exit_loop=@0x7f73f5860f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60a12d, size = 752, seqno_g = 695869346, seqno_l = 99636, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 150 (Thread 0x7f73f4516700 (LWP 26544)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f451478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f451478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45147c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417464000, exit_loop=@0x7f73f4514f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60cd91, size = 842, seqno_g = 695869359, seqno_l = 99649, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 149 (Thread 0x7f73f430e700 (LWP 26552)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f430c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f430c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f430c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419464000, exit_loop=@0x7f73f430cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e63e39d, size = 3801, seqno_g = 695869382, seqno_l = 99678, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 148 (Thread 0x7f73f571d700 (LWP 26473)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f571b78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f571b78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f571b7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415812000, exit_loop=@0x7f73f571bf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60708f, size = 752, seqno_g = 695869333, seqno_l = 99623, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 147 (Thread 0x7f73f424b700 (LWP 26555)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f424978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f424978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42497c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a064000, exit_loop=@0x7f73f4249f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60c9c5, size = 932, seqno_g = 695869358, seqno_l = 99648, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 146 (Thread 0x7f73f4fc0700 (LWP 26502)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4fbe78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4fbe78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4fbe7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741cc12000, exit_loop=@0x7f73f4fbef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e74bc7f, size = 88139, seqno_g = 695869445, seqno_l = 99747, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741cc12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741cc12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741cc12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 145 (Thread 0x7f73f434f700 (LWP 26551)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f434d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f434d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f434d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419064000, exit_loop=@0x7f73f434df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60985e, size = 1022, seqno_g = 695869344, seqno_l = 99634, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 144 (Thread 0x7f73f54d4700 (LWP 26482)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f54d278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f54d278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54d27c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417c12000, exit_loop=@0x7f73f54d2f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24508, size = 8, seqno_g = -1, seqno_l = 99733, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 143 (Thread 0x7f73f59e8700 (LWP 26462)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f59e678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f59e678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59e67c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412c12000, exit_loop=@0x7f73f59e6f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a88e8, size = 724, seqno_g = 695869409, seqno_l = 99708, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 142 (Thread 0x7f73f5925700 (LWP 26465)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f592378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f592378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f59237c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413812000, exit_loop=@0x7f73f5923f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e607719, size = 1112, seqno_g = 695869335, seqno_l = 99625, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 141 (Thread 0x7f745d5d5700 (LWP 25785)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=42, message1=0x7f745d5d4d58, message2=0x7f745d5d4d50, type=0x7f745d5d4d48, space_id=0x7f745d5d4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4096
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b7b000
        end_pos = 4352
        events = 0x7f7545f76000
#2  os_aio_linux_handle (global_seg=42, message1=0x7f745d5d4d58, message2=0x7f745d5d4d50, type=0x7f745d5d4d48, space_id=0x7f745d5d4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=42) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 42
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 140 (Thread 0x7f73f4d77700 (LWP 26511)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4d7578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4d7578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4d757c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75490e3000, exit_loop=@0x7f73f4d75f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a94a6, size = 3941, seqno_g = 695869413, seqno_l = 99712, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75490e3000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75490e3000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f75490e3000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 139 (Thread 0x7f73f4598700 (LWP 26542)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f459678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f459678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45967c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416c64000, exit_loop=@0x7f73f4596f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c56e9, size = 676, seqno_g = 695869428, seqno_l = 99728, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 138 (Thread 0x7f73f5146700 (LWP 26496)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f514478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f514478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51447c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b412000, exit_loop=@0x7f73f5144f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a6d26, size = 1202, seqno_g = 695869400, seqno_l = 99698, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 137 (Thread 0x7f73f4084700 (LWP 26562)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f408278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f408278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40827c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741bc65000, exit_loop=@0x7f73f4082f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a8be4, size = 702, seqno_g = 695869410, seqno_l = 99709, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741bc65000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741bc65000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741bc65000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 136 (Thread 0x7f73f565a700 (LWP 26476)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f565878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f565878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f56587c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416012000, exit_loop=@0x7f73f5658f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e687ef3, size = 662, seqno_g = 695869395, seqno_l = 99693, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 135 (Thread 0x7f73f4f3e700 (LWP 26504)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4f3c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4f3c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4f3c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d412000, exit_loop=@0x7f73f4f3cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a7fb6, size = 722, seqno_g = 695869406, seqno_l = 99705, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 134 (Thread 0x7f73f428c700 (LWP 26554)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f428a78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f428a78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f428a7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419c64000, exit_loop=@0x7f73f428af9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24498, size = 8, seqno_g = -1, seqno_l = 99691, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 133 (Thread 0x7f73f5a29700 (LWP 26461)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5a2778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5a2778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5a277c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412412000, exit_loop=@0x7f73f5a27f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6884a7, size = 698, seqno_g = 695869397, seqno_l = 99695, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 132 (Thread 0x7f73f5493700 (LWP 26483)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f549178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f549178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f54917c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418012000, exit_loop=@0x7f73f5491f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60fe82, size = 1022, seqno_g = 695869373, seqno_l = 99665, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 131 (Thread 0x7f73f4147700 (LWP 26559)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f414578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f414578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41457c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b064000, exit_loop=@0x7f73f4145f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e708cbd, size = 728, seqno_g = 695869437, seqno_l = 99738, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 130 (Thread 0x7f73f5a6a700 (LWP 26460)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5a6878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5a6878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5a687c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412812000, exit_loop=@0x7f73f5a68f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e63f29e, size = 4201, seqno_g = 695869383, seqno_l = 99679, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 129 (Thread 0x7f745b7d2700 (LWP 25788)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=45, message1=0x7f745b7d1d58, message2=0x7f745b7d1d50, type=0x7f745b7d1d48, space_id=0x7f745b7d1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4864
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b72000
        end_pos = 5120
        events = 0x7f7545f7c000
#2  os_aio_linux_handle (global_seg=45, message1=0x7f745b7d1d58, message2=0x7f745b7d1d50, type=0x7f745b7d1d48, space_id=0x7f745b7d1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=45) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 45
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 128 (Thread 0x7f73f4c32700 (LWP 26516)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4c3078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4c3078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4c307c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741041d000, exit_loop=@0x7f73f4c30f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e609384, size = 1202, seqno_g = 695869343, seqno_l = 99633, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741041d000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741041d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741041d000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 127 (Thread 0x7f73f465b700 (LWP 26539)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f465978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f465978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46597c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416064000, exit_loop=@0x7f73f4659f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a8eca, size = 722, seqno_g = 695869411, seqno_l = 99710, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 126 (Thread 0x7f73f5187700 (LWP 26495)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f518578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f518578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51857c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b012000, exit_loop=@0x7f73f5185f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c4b41, size = 456, seqno_g = 695869423, seqno_l = 99723, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 125 (Thread 0x7f73f3f3f700 (LWP 26567)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3f3d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3f3d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3f3d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d064000, exit_loop=@0x7f73f3f3df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c244d8, size = 8, seqno_g = -1, seqno_l = 99701, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 124 (Thread 0x7f73f55d8700 (LWP 26478)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f55d678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f55d678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55d67c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7416c12000, exit_loop=@0x7f73f55d6f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60c287, size = 932, seqno_g = 695869356, seqno_l = 99646, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7416c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7416c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7416c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 123 (Thread 0x7f73f4db8700 (LWP 26510)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4db678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4db678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4db67c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549444000, exit_loop=@0x7f73f4db6f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6ab560, size = 3993, seqno_g = 695869415, seqno_l = 99714, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549444000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549444000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7549444000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 122 (Thread 0x7f73f41c9700 (LWP 26557)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f41c778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f41c778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41c77c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a864000, exit_loop=@0x7f73f41c7f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e735655, size = 90752, seqno_g = 695869443, seqno_l = 99744, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 121 (Thread 0x7f73f5bf0700 (LWP 26454)):
#0  0x00007f75e96a74b5 in sigwait () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000058077b in signal_hand (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:3394
        error = <value optimized out>
        set = {__val = {548869, 0 <repeats 15 times>}}
        sig = 32629
#2  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e420) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e420
        user_arg = 0x0
        pfs = <value optimized out>
        user_start_routine = 0x580480 <signal_hand(void*)>
        klass = <value optimized out>
#3  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#4  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 120 (Thread 0x7f73f3f80700 (LWP 26566)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3f7e78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3f7e78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3f7e7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741cc64000, exit_loop=@0x7f73f3f7ef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a82b0, size = 790, seqno_g = 695869407, seqno_l = 99706, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741cc64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741cc64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741cc64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 119 (Thread 0x7f73f5aab700 (LWP 26459)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5aa978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5aa978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5aa97c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411812000, exit_loop=@0x7f73f5aa9f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6ad446, size = 88371, seqno_g = 695869417, seqno_l = 99716, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 118 (Thread 0x7f745add1700 (LWP 25789)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=46, message1=0x7f745add0d58, message2=0x7f745add0d50, type=0x7f745add0d48, space_id=0x7f745add0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5120
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b6f000
        end_pos = 5376
        events = 0x7f7545f7e000
#2  os_aio_linux_handle (global_seg=46, message1=0x7f745add0d58, message2=0x7f745add0d50, type=0x7f745add0d48, space_id=0x7f745add0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=46) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 46
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 117 (Thread 0x7f73f4bb0700 (LWP 26518)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4bae78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4bae78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4bae7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410c22000, exit_loop=@0x7f73f4baef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c2da1, size = 1701, seqno_g = 695869418, seqno_l = 99717, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410c22000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410c22000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7410c22000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 116 (Thread 0x7f74657e2700 (LWP 25772)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=29, message1=0x7f74657e1d58, message2=0x7f74657e1d50, type=0x7f74657e1d48, space_id=0x7f74657e1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 768
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545ba2000
        end_pos = 1024
        events = 0x7f7545f5c000
#2  os_aio_linux_handle (global_seg=29, message1=0x7f74657e1d58, message2=0x7f74657e1d50, type=0x7f74657e1d48, space_id=0x7f74657e1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=29) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 29
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 115 (Thread 0x7f73f4822700 (LWP 26532)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f482078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f482078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48207c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414464000, exit_loop=@0x7f73f4820f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60b54c, size = 1022, seqno_g = 695869352, seqno_l = 99642, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 114 (Thread 0x7f73f51c8700 (LWP 26494)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f51c678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f51c678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51c67c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741ac12000, exit_loop=@0x7f73f51c6f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e687c01, size = 714, seqno_g = 695869394, seqno_l = 99692, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741ac12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741ac12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741ac12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 113 (Thread 0x7f73f3efe700 (LWP 26568)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3efc78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3efc78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3efc7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d464000, exit_loop=@0x7f73f3efcf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e70984c, size = 88528, seqno_g = 695869441, seqno_l = 99742, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 112 (Thread 0x7f73f5515700 (LWP 26481)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f551378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f551378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55137c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417812000, exit_loop=@0x7f73f5513f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c346e, size = 1861, seqno_g = 695869419, seqno_l = 99718, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 111 (Thread 0x7f73f4106700 (LWP 26560)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f410478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f410478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f41047c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b464000, exit_loop=@0x7f73f4104f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e657754, size = 90540, seqno_g = 695869387, seqno_l = 99683, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 110 (Thread 0x7f73f3e7c700 (LWP 26570)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3e7a78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3e7a78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3e7a7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f74583c8000, exit_loop=@0x7f73f3e7af9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60d103, size = 976, seqno_g = 695869360, seqno_l = 99650, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f74583c8000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f74583c8000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f74583c8000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 109 (Thread 0x7f73e07be700 (LWP 28007)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e051000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f74583d2000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1ea60) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1ea60
        user_arg = 0x7f74583d2000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 108 (Thread 0x7f73f5aec700 (LWP 26458)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5aea78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5aea78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5aea7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412012000, exit_loop=@0x7f73f5aeaf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6881b1, size = 718, seqno_g = 695869396, seqno_l = 99694, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 107 (Thread 0x7f73fd3fc700 (LWP 26442)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f75e5c17700, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
        mutex = 0x7f75e5c17700
        ret = <value optimized out>
#2  os_event_wait_time_low (event=0x7f75e5c17700, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {tv_sec = 1421935355, tv_nsec = 637890000}
#3  0x00000000009d3276 in srv_error_monitor_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:2212
        old_lsn = <value optimized out>
        sig_count = <value optimized out>
        waiter = 140136146781952
        old_waiter = 140136146781952
        sema = 0x0
        old_sema = 0x0
        fatal_cnt = 0
        new_lsn = <value optimized out>
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 106 (Thread 0x7f73f4b6f700 (LWP 26519)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4b6d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4b6d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4b6d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411046000, exit_loop=@0x7f73f4b6df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c50ef, size = 724, seqno_g = 695869426, seqno_l = 99726, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411046000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411046000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411046000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 105 (Thread 0x7f73f48a4700 (LWP 26530)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f48a278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f48a278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48a27c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413c64000, exit_loop=@0x7f73f48a2f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60e48d, size = 752, seqno_g = 695869365, seqno_l = 99655, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 104 (Thread 0x7f73f524a700 (LWP 26492)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f524878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f524878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52487c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a412000, exit_loop=@0x7f73f5248f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e611d3a, size = 862, seqno_g = 695869378, seqno_l = 99671, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 103 (Thread 0x7f73f3cf6700 (LWP 26576)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3cf478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3cf478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3cf47c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75478e5000, exit_loop=@0x7f73f3cf4f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e64032f, size = 3851, seqno_g = 695869384, seqno_l = 99680, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75478e5000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75478e5000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f75478e5000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 102 (Thread 0x7f73f5411700 (LWP 26485)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f540f78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f540f78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f540f7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418812000, exit_loop=@0x7f73f540ff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60c024, size = 571, seqno_g = 695869355, seqno_l = 99645, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 101 (Thread 0x7f74661e3700 (LWP 25771)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=28, message1=0x7f74661e2d58, message2=0x7f74661e2d50, type=0x7f74661e2d48, space_id=0x7f74661e2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 512
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545ba5000
        end_pos = 768
        events = 0x7f7545f5a000
#2  os_aio_linux_handle (global_seg=28, message1=0x7f74661e2d58, message2=0x7f74661e2d50, type=0x7f74661e2d48, space_id=0x7f74661e2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=28) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 28
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 100 (Thread 0x7f73f4043700 (LWP 26563)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f404178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f404178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40417c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c064000, exit_loop=@0x7f73f4041f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c4f13, size = 436, seqno_g = 695869425, seqno_l = 99725, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 99 (Thread 0x7f754a9fe700 (LWP 13696)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ed3a665 in wait (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at galerautils/src/gu_lock.hpp:56
No locals.
#2  front (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at gcs/src/gcs_gcomm.cpp:118
        lock = {_vptr.Lock = 0x7f758eff4470, value = 0x7f75e5c2f9a0}
#3  gcomm_recv (backend=<value optimized out>, msg=0x7f75e5c1b060, timeout=<value optimized out>) at gcs/src/gcs_gcomm.cpp:598
        conn = @0x7f75e5c2f800
        recv_buf = @0x7f75e5c2f9a0
        um = <value optimized out>
        d = <value optimized out>
        dg = <value optimized out>
        ref = {conn_ = 0x7f75e5c2f800}
        __FUNCTION__ = "gcomm_recv"
#4  0x00007f758ed2f674 in core_msg_recv (conn=0x7f75e5c1b000, recv_act=0x7f754a9fdce0, timeout=9223372035999999999) at gcs/src/gcs_core.cpp:465
        ret = <value optimized out>
#5  gcs_core_recv (conn=0x7f75e5c1b000, recv_act=0x7f754a9fdce0, timeout=9223372035999999999) at gcs/src/gcs_core.cpp:1077
        recv_msg = 0x7f75e5c1b060
        ret = <value optimized out>
        zero_act = {act = {buf = 0x0, buf_len = 0, type = GCS_ACT_ERROR}, local = 0x0, id = -1, sender_idx = -1}
        __PRETTY_FUNCTION__ = "ssize_t gcs_core_recv(gcs_core_t*, gcs_act_rcvd*, long long int)"
#6  0x00007f758ed372a8 in gcs_recv_thread (arg=0x7f75e5c1ae00) at gcs/src/gcs.cpp:1189
        this_act_id = -1
        repl_act_ptr = <value optimized out>
        rcvd = {act = {buf = 0x0, buf_len = 0, type = GCS_ACT_ERROR}, local = 0x0, id = -1, sender_idx = -1}
        conn = 0x7f75e5c1ae00
        ret = 28173
        tmp_cond = {__data = {__lock = 1, __futex = 0, __total_seq = 18446744073709551615, __wakeup_seq = 0, __woken_seq = 0, __mutex = 0x0, __nwaiters = 0, __broadcast_seq = 0}, __size = "\001\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377", '\000' <repeats 31 times>, __align = 1}
        __PRETTY_FUNCTION__ = "void* gcs_recv_thread(void*)"
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 98 (Thread 0x7f73f3dfa700 (LWP 26572)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3df878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3df878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3df87c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f758f06f000, exit_loop=@0x7f73f3df8f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60f1fa, size = 752, seqno_g = 695869369, seqno_l = 99659, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f758f06f000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f758f06f000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f758f06f000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 97 (Thread 0x7f73f5b2d700 (LWP 26457)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5b2b78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5b2b78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5b2b7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411c12000, exit_loop=@0x7f73f5b2bf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e609c84, size = 1153, seqno_g = 695869345, seqno_l = 99635, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 96 (Thread 0x7f73f3d37700 (LWP 26575)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3d3578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3d3578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3d357c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549133000, exit_loop=@0x7f73f3d35f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6102a8, size = 1832, seqno_g = 695869374, seqno_l = 99666, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549133000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549133000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7549133000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 95 (Thread 0x7f73f4b2e700 (LWP 26520)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4b2c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4b2c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4b2c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411464000, exit_loop=@0x7f73f4b2cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c242f8, size = 8, seqno_g = -1, seqno_l = 99663, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 94 (Thread 0x7f73f3b2f700 (LWP 26628)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e0f5000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458067000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e240) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e240
        user_arg = 0x7f7458067000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 93 (Thread 0x7f73f48e5700 (LWP 26529)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f48e378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f48e378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f48e37c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413864000, exit_loop=@0x7f73f48e3f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c4d31, size = 442, seqno_g = 695869424, seqno_l = 99724, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 92 (Thread 0x7f74729f7700 (LWP 25751)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=8, message1=0x7f74729f6d58, message2=0x7f74729f6d50, type=0x7f74729f6d48, space_id=0x7f74729f6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1536
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545be7000
        end_pos = 1792
        events = 0x7f7545f32000
#2  os_aio_linux_handle (global_seg=8, message1=0x7f74729f6d58, message2=0x7f74729f6d50, type=0x7f74729f6d48, space_id=0x7f74729f6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 8
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 91 (Thread 0x7f73f52cc700 (LWP 26490)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f52ca78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f52ca78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52ca7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419c12000, exit_loop=@0x7f73f52caf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6f1e8c, size = 90683, seqno_g = 695869432, seqno_l = 99732, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419c12000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419c12000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419c12000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 90 (Thread 0x7f73f3cb5700 (LWP 26577)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3cb378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3cb378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3cb37c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7547ce7000, exit_loop=@0x7f73f3cb3f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e69e99f, size = 33631, seqno_g = 695869399, seqno_l = 99697, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7547ce7000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7547ce7000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7547ce7000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 89 (Thread 0x7f73f534e700 (LWP 26488)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f534c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f534c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f534c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419412000, exit_loop=@0x7f73f534cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6aa433, size = 4357, seqno_g = 695869414, seqno_l = 99713, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 88 (Thread 0x7f7469de9700 (LWP 25765)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=22, message1=0x7f7469de8d58, message2=0x7f7469de8d50, type=0x7f7469de8d48, space_id=0x7f7469de8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5120
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bbd000
        end_pos = 5376
        events = 0x7f7545f4e000
#2  os_aio_linux_handle (global_seg=22, message1=0x7f7469de8d58, message2=0x7f7469de8d50, type=0x7f7469de8d48, space_id=0x7f7469de8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=22) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 22
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 87 (Thread 0x7f73f3ebd700 (LWP 26569)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3ebb78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3ebb78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3ebb7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d863000, exit_loop=@0x7f73f3ebbf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e641262, size = 3701, seqno_g = 695869385, seqno_l = 99681, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d863000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d863000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d863000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 86 (Thread 0x7f74675e5700 (LWP 25769)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=26, message1=0x7f74675e4d58, message2=0x7f74675e4d50, type=0x7f74675e4d48, space_id=0x7f74675e4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 0
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bab000
        end_pos = 256
        events = 0x7f7545f56000
#2  os_aio_linux_handle (global_seg=26, message1=0x7f74675e4d58, message2=0x7f74675e4d50, type=0x7f74675e4d48, space_id=0x7f74675e4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=26) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 26
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 85 (Thread 0x7f73f3d78700 (LWP 26574)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3d7678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3d7678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3d767c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549495000, exit_loop=@0x7f73f3d76f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6dba71, size = 720, seqno_g = 695869430, seqno_l = 99730, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549495000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549495000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7549495000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 84 (Thread 0x7f73f5b6e700 (LWP 26456)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f5b6c78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f5b6c78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f5b6c7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411412000, exit_loop=@0x7f73f5b6cf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a91c4, size = 698, seqno_g = 695869412, seqno_l = 99711, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 83 (Thread 0x7f73f40c5700 (LWP 26561)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f40c378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f40c378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40c37c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b864000, exit_loop=@0x7f73f40c3f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e74b8fd, size = 858, seqno_g = 695869444, seqno_l = 99745, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 82 (Thread 0x7f7467fe6700 (LWP 25768)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=25, message1=0x7f7467fe5d58, message2=0x7f7467fe5d50, type=0x7f7467fe5d48, space_id=0x7f7467fe5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5888
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bb4000
        end_pos = 6144
        events = 0x7f7545f54000
#2  os_aio_linux_handle (global_seg=25, message1=0x7f7467fe5d58, message2=0x7f7467fe5d50, type=0x7f7467fe5d48, space_id=0x7f7467fe5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=25) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 25
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 81 (Thread 0x7f73f49a8700 (LWP 26526)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f49a678c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f49a678c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49a67c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7412c64000, exit_loop=@0x7f73f49a6f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24590, size = 8, seqno_g = -1, seqno_l = 99748, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7412c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7412c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7412c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 80 (Thread 0x7f73f4453700 (LWP 26547)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f445178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f445178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f44517c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7418064000, exit_loop=@0x7f73f4451f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6ac521, size = 3837, seqno_g = 695869416, seqno_l = 99715, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7418064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7418064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7418064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 79 (Thread 0x7f73f530d700 (LWP 26489)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f530b78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f530b78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f530b7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419812000, exit_loop=@0x7f73f530bf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6087c6, size = 932, seqno_g = 695869340, seqno_l = 99630, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 78 (Thread 0x7f73f47a0700 (LWP 26534)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f479e78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f479e78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f479e7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414c64000, exit_loop=@0x7f73f479ef9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e709583, size = 673, seqno_g = 695869440, seqno_l = 99741, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 77 (Thread 0x7f73f3e3b700 (LWP 26571)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3e3978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3e3978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3e397c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754b481000, exit_loop=@0x7f73f3e39f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e607b99, size = 661, seqno_g = 695869336, seqno_l = 99626, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754b481000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754b481000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f754b481000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 76 (Thread 0x7f746bbec700 (LWP 25762)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=19, message1=0x7f746bbebd58, message2=0x7f746bbebd50, type=0x7f746bbebd48, space_id=0x7f746bbebd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4352
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bc6000
        end_pos = 4608
        events = 0x7f7545f48000
#2  os_aio_linux_handle (global_seg=19, message1=0x7f746bbebd58, message2=0x7f746bbebd50, type=0x7f746bbebd48, space_id=0x7f746bbebd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=19) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 19
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 75 (Thread 0x7f74733f8700 (LWP 25750)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=7, message1=0x7f74733f7d58, message2=0x7f74733f7d50, type=0x7f74733f7d48, space_id=0x7f74733f7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1280
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bea000
        end_pos = 1536
        events = 0x7f7545f30000
#2  os_aio_linux_handle (global_seg=7, message1=0x7f74733f7d58, message2=0x7f74733f7d50, type=0x7f74733f7d48, space_id=0x7f74733f7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=7) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 7
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 74 (Thread 0x7f74693e8700 (LWP 25766)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=23, message1=0x7f74693e7d58, message2=0x7f74693e7d50, type=0x7f74693e7d48, space_id=0x7f74693e7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5376
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bba000
        end_pos = 5632
        events = 0x7f7545f50000
#2  os_aio_linux_handle (global_seg=23, message1=0x7f74693e7d58, message2=0x7f74693e7d50, type=0x7f74693e7d48, space_id=0x7f74693e7d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=23) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 23
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 73 (Thread 0x7f73f3c74700 (LWP 26578)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3c7278c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3c7278c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3c727c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f740fc6b000, exit_loop=@0x7f73f3c72f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60c653, size = 842, seqno_g = 695869357, seqno_l = 99647, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f740fc6b000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f740fc6b000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f740fc6b000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 72 (Thread 0x7f73f6ff2700 (LWP 26452)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f74d43be580, time_in_usec=<value optimized out>, reset_sig_count=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
        mutex = 0x7f74d43be580
        ret = <value optimized out>
#2  os_event_wait_time_low (event=0x7f74d43be580, time_in_usec=<value optimized out>, reset_sig_count=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {tv_sec = 1421935355, tv_nsec = 922510000}
#3  0x0000000000a74065 in dict_stats_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/dict/dict0stats_bg.cc:349
No locals.
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 71 (Thread 0x7f73f4557700 (LWP 26543)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f455578c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f455578c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f45557c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417064000, exit_loop=@0x7f73f4555f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6282b4, size = 89427, seqno_g = 695869380, seqno_l = 99675, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 70 (Thread 0x7f73f469c700 (LWP 26538)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f469a78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f469a78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f469a7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415c64000, exit_loop=@0x7f73f469af9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e7089c5, size = 720, seqno_g = 695869436, seqno_l = 99737, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415c64000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415c64000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415c64000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 69 (Thread 0x7f73f65f1700 (LWP 26453)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f740fb4d780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
        mutex = 0x7f740fb4d780
        ret = <value optimized out>
#2  os_event_wait_time_low (event=0x7f740fb4d780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {tv_sec = 1421935359, tv_nsec = 390419000}
#3  0x0000000000a04de4 in ib_wqueue_timedwait (wq=0x7f75923e56e8, wait_in_usecs=5000000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/ut/ut0wqueue.cc:154
        error = <value optimized out>
        sig_count = 1
        node = <value optimized out>
#4  0x0000000000aa32d3 in fts_optimize_thread (arg=0x7f75923e56e8) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fts/fts0opt.cc:2996
        msg = <value optimized out>
        heap = 0x0
        current = <value optimized out>
        done = <value optimized out>
        n_tables = <value optimized out>
        n_optimize = <value optimized out>
        wq = 0x7f75923e56e8
        tables = 0x7f741080e108
        exit_event = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 68 (Thread 0x7f73f4a2a700 (LWP 26524)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4a2878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4a2878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4a287c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7411864000, exit_loop=@0x7f73f4a28f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60f512, size = 661, seqno_g = 695869370, seqno_l = 99661, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7411864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7411864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7411864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 67 (Thread 0x7f73f42cd700 (LWP 26553)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f42cb78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f42cb78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42cb7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7419864000, exit_loop=@0x7f73f42cbf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c244f8, size = 8, seqno_g = -1, seqno_l = 99721, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7419864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7419864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7419864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 66 (Thread 0x7f73e07ff700 (LWP 28006)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e122000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458206000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f74d4142f60) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f74d4142f60
        user_arg = 0x7f7458206000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 65 (Thread 0x7f73f97f6700 (LWP 26448)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17680, reset_sig_count=22611) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
        mutex = 0x7f75e5c17680
#2  os_event_wait_low (event=0x7f75e5c17680, reset_sig_count=22611) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
        slot = 0x7f75a6f9de98
        tid_i = <value optimized out>
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 64 (Thread 0x7f74689e7700 (LWP 25767)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=24, message1=0x7f74689e6d58, message2=0x7f74689e6d50, type=0x7f74689e6d48, space_id=0x7f74689e6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5632
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bb7000
        end_pos = 5888
        events = 0x7f7545f52000
#2  os_aio_linux_handle (global_seg=24, message1=0x7f74689e6d58, message2=0x7f74689e6d50, type=0x7f74689e6d48, space_id=0x7f74689e6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=24) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 24
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 63 (Thread 0x7f73f475f700 (LWP 26535)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f475d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f475d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f475d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415064000, exit_loop=@0x7f73f475df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6c3bdb, size = 1721, seqno_g = 695869420, seqno_l = 99719, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415064000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415064000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415064000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 62 (Thread 0x7f73f3c33700 (LWP 26579)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3c3178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3c3178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3c317c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741006e000, exit_loop=@0x7f73f3c31f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e688789, size = 90606, seqno_g = 695869398, seqno_l = 99696, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741006e000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741006e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741006e000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 61 (Thread 0x7f746c5ed700 (LWP 25761)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=18, message1=0x7f746c5ecd58, message2=0x7f746c5ecd50, type=0x7f746c5ecd48, space_id=0x7f746c5ecd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4096
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bc9000
        end_pos = 4352
        events = 0x7f7545f46000
#2  os_aio_linux_handle (global_seg=18, message1=0x7f746c5ecd58, message2=0x7f746c5ecd50, type=0x7f746c5ecd48, space_id=0x7f746c5ecd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=18) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 18
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 60 (Thread 0x7f7473df9700 (LWP 25749)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=6, message1=0x7f7473df8d58, message2=0x7f7473df8d50, type=0x7f7473df8d48, space_id=0x7f7473df8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1024
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bed000
        end_pos = 1280
        events = 0x7f7545f2e000
#2  os_aio_linux_handle (global_seg=6, message1=0x7f7473df8d58, message2=0x7f7473df8d50, type=0x7f7473df8d48, space_id=0x7f7473df8d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=6) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 6
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 59 (Thread 0x7f746b1eb700 (LWP 25763)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=20, message1=0x7f746b1ead58, message2=0x7f746b1ead50, type=0x7f746b1ead48, space_id=0x7f746b1ead40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4608
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bc3000
        end_pos = 4864
        events = 0x7f7545f4a000
#2  os_aio_linux_handle (global_seg=20, message1=0x7f746b1ead58, message2=0x7f746b1ead50, type=0x7f746b1ead48, space_id=0x7f746b1ead40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=20) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 20
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 58 (Thread 0x7f73f3a2b700 (LWP 26632)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e141000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f745808b000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f74d4142920) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f74d4142920
        user_arg = 0x7f745808b000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 57 (Thread 0x7f73f83f4700 (LWP 26450)):
#0  0x00007f75e7b9c373 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x000000000096daef in os_thread_sleep (tm=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0thread.cc:282
        t = {tv_sec = 0, tv_usec = 175323}
#2  0x0000000000a41757 in page_cleaner_sleep_if_needed (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2586
        cur_time = <value optimized out>
#3  buf_flush_lru_manager_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0flu.cc:2859
        n_flushed_lru = <value optimized out>
        next_loop_time = <value optimized out>
        lru_sleep_time = 1000
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 56 (Thread 0x7f73f46dd700 (LWP 26537)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f46db78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f46db78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f46db7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7415864000, exit_loop=@0x7f73f46dbf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24570, size = 8, seqno_g = -1, seqno_l = 99746, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7415864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7415864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7415864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 55 (Thread 0x7f73f47e1700 (LWP 26533)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f47df78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f47df78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f47df7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7414864000, exit_loop=@0x7f73f47dff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e70929f, size = 700, seqno_g = 695869439, seqno_l = 99740, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7414864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7414864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7414864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 54 (Thread 0x7f73f528b700 (LWP 26491)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f528978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f528978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f52897c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a012000, exit_loop=@0x7f73f5289f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e66fdce, size = 4135, seqno_g = 695869391, seqno_l = 99688, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 53 (Thread 0x7f73f420a700 (LWP 26556)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f420878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f420878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f42087c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741a464000, exit_loop=@0x7f73f4208f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e63e02f, size = 838, seqno_g = 695869381, seqno_l = 99677, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741a464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741a464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741a464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 52 (Thread 0x7f73f3a6c700 (LWP 26631)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e048000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458082000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e100) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e100
        user_arg = 0x7f7458082000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 51 (Thread 0x7f73fa1f7700 (LWP 26447)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17600, reset_sig_count=25911) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
        mutex = 0x7f75e5c17600
#2  os_event_wait_low (event=0x7f75e5c17600, reset_sig_count=25911) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
        slot = 0x7f75a6f9de60
        tid_i = <value optimized out>
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 50 (Thread 0x7f73f3b70700 (LWP 26627)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e0d4000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458206000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e7e0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e7e0
        user_arg = 0x7f7458206000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 49 (Thread 0x7f746a7ea700 (LWP 25764)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=21, message1=0x7f746a7e9d58, message2=0x7f746a7e9d50, type=0x7f746a7e9d48, space_id=0x7f746a7e9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4864
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bc0000
        end_pos = 5120
        events = 0x7f7545f4c000
#2  os_aio_linux_handle (global_seg=21, message1=0x7f746a7e9d58, message2=0x7f746a7e9d50, type=0x7f746a7e9d48, space_id=0x7f746a7e9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=21) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 21
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 48 (Thread 0x7f73f3bf2700 (LWP 26580)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3bf078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3bf078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3bf07c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741046e000, exit_loop=@0x7f73f3bf0f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e608b92, size = 752, seqno_g = 695869341, seqno_l = 99631, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741046e000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741046e000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741046e000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 47 (Thread 0x7f746cfee700 (LWP 25760)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=17, message1=0x7f746cfedd58, message2=0x7f746cfedd50, type=0x7f746cfedd48, space_id=0x7f746cfedd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3840
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bcc000
        end_pos = 4096
        events = 0x7f7545f44000
#2  os_aio_linux_handle (global_seg=17, message1=0x7f746cfedd58, message2=0x7f746cfedd50, type=0x7f746cfedd48, space_id=0x7f746cfedd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=17) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 17
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 46 (Thread 0x7f74747fa700 (LWP 25748)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=5, message1=0x7f74747f9d58, message2=0x7f74747f9d50, type=0x7f74747f9d48, space_id=0x7f74747f9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 768
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bf0000
        end_pos = 1024
        events = 0x7f7545f2c000
#2  os_aio_linux_handle (global_seg=5, message1=0x7f74747f9d58, message2=0x7f74747f9d50, type=0x7f74747f9d48, space_id=0x7f74747f9d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=5) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 5
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 45 (Thread 0x7f73f49e9700 (LWP 26525)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f49e778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f49e778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49e77c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741247d000, exit_loop=@0x7f73f49e7f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a7409, size = 661, seqno_g = 695869402, seqno_l = 99700, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741247d000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741247d000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741247d000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 44 (Thread 0x7f745c1d3700 (LWP 25787)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=44, message1=0x7f745c1d2d58, message2=0x7f745c1d2d50, type=0x7f745c1d2d48, space_id=0x7f745c1d2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 4608
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b75000
        end_pos = 4864
        events = 0x7f7545f7a000
#2  os_aio_linux_handle (global_seg=44, message1=0x7f745c1d2d58, message2=0x7f745c1d2d50, type=0x7f745c1d2d48, space_id=0x7f745c1d2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=44) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 44
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 43 (Thread 0x7f73f4e3a700 (LWP 26508)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4e3878c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4e3878c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4e387c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f754b431000, exit_loop=@0x7f73f4e38f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c243d0, size = 8, seqno_g = -1, seqno_l = 99676, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f754b431000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f754b431000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f754b431000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 42 (Thread 0x7f74715f5700 (LWP 25753)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=10, message1=0x7f74715f4d58, message2=0x7f74715f4d50, type=0x7f74715f4d48, space_id=0x7f74715f4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2048
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545be1000
        end_pos = 2304
        events = 0x7f7545f36000
#2  os_aio_linux_handle (global_seg=10, message1=0x7f74715f4d58, message2=0x7f74715f4d50, type=0x7f74715f4d48, space_id=0x7f74715f4d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=10) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 10
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 41 (Thread 0x7f73f4926700 (LWP 26528)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f492478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f492478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f49247c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7413464000, exit_loop=@0x7f73f4924f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f7548c24370, size = 8, seqno_g = -1, seqno_l = 99673, type = GCS_ACT_COMMIT_CUT}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7413464000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7413464000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7413464000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 40 (Thread 0x7f73f4002700 (LWP 26564)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f400078c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f400078c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f40007c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c864000, exit_loop=@0x7f73f4000f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a7200, size = 481, seqno_g = 695869401, seqno_l = 99699, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c864000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c864000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c864000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 39 (Thread 0x7f73f4a6b700 (LWP 26523)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4a6978c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4a6978c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4a697c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741287c000, exit_loop=@0x7f73f4a69f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e7080ef, size = 690, seqno_g = 695869433, seqno_l = 99734, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741287c000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741287c000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741287c000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 38 (Thread 0x7f73fabf8700 (LWP 26446)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17580, reset_sig_count=29287) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
        mutex = 0x7f75e5c17580
#2  os_event_wait_low (event=0x7f75e5c17580, reset_sig_count=29287) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x00000000009d4e65 in srv_worker_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3142
        slot = 0x7f75a6f9de28
        tid_i = <value optimized out>
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 37 (Thread 0x7f73f3aee700 (LWP 26629)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e110000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458070000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e1a0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e1a0
        user_arg = 0x7f7458070000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 36 (Thread 0x7f73f3aad700 (LWP 26630)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000584487 in inline_mysql_cond_wait (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
        src_file = 0xb917f0 "/mnt/workspace/percona-xtradb-cluster-5.6-redhat-binary/label_exp/centos6-64/rpmbuild/BUILD/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc"
#2  block_until_new_connection (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2883
No locals.
#3  one_thread_per_connection_end (thd=<value optimized out>, block_pthread=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:2979
No locals.
#4  0x00000000006bc291 in do_handle_one_connection (thd_arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1583
        rc = <value optimized out>
        create_user = <value optimized out>
        net = <value optimized out>
        thd = 0x7f741e055000
#5  0x00000000006bc4f7 in handle_one_connection (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_connect.cc:1461
        thd = 0x7f7458079000
#6  0x0000000000af38ba in pfs_spawn_thread (arg=0x7f740fb1e740) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/perfschema/pfs.cc:1860
        typed_arg = 0x7f740fb1e740
        user_arg = 0x7f7458079000
        pfs = <value optimized out>
        user_start_routine = 0x6bc4b0 <handle_one_connection(void*)>
        klass = <value optimized out>
#7  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 35 (Thread 0x7f746f7f2700 (LWP 25756)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=13, message1=0x7f746f7f1d58, message2=0x7f746f7f1d50, type=0x7f746f7f1d48, space_id=0x7f746f7f1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2816
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bd8000
        end_pos = 3072
        events = 0x7f7545f3c000
#2  os_aio_linux_handle (global_seg=13, message1=0x7f746f7f1d58, message2=0x7f746f7f1d50, type=0x7f746f7f1d48, space_id=0x7f746f7f1d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=13) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 13
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 34 (Thread 0x7f73f3bb1700 (LWP 26581)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3baf78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3baf78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3baf7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7410873000, exit_loop=@0x7f73f3baff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6109f8, size = 1922, seqno_g = 695869375, seqno_l = 99668, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7410873000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7410873000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7410873000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 33 (Thread 0x7f746d9ef700 (LWP 25759)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=16, message1=0x7f746d9eed58, message2=0x7f746d9eed50, type=0x7f746d9eed48, space_id=0x7f746d9eed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3584
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bcf000
        end_pos = 3840
        events = 0x7f7545f42000
#2  os_aio_linux_handle (global_seg=16, message1=0x7f746d9eed58, message2=0x7f746d9eed50, type=0x7f746d9eed48, space_id=0x7f746d9eed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=16) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 16
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 32 (Thread 0x7f74751fb700 (LWP 25747)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=4, message1=0x7f74751fad58, message2=0x7f74751fad50, type=0x7f74751fad48, space_id=0x7f74751fad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 512
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bf3000
        end_pos = 768
        events = 0x7f7545f2a000
#2  os_aio_linux_handle (global_seg=4, message1=0x7f74751fad58, message2=0x7f74751fad50, type=0x7f74751fad48, space_id=0x7f74751fad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=4) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 4
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 31 (Thread 0x7f73f5105700 (LWP 26497)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f510378c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f510378c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f51037c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741b812000, exit_loop=@0x7f73f5103f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e61194c, size = 966, seqno_g = 695869377, seqno_l = 99670, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741b812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741b812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741b812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 30 (Thread 0x7f73f4efd700 (LWP 26505)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4efb78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4efb78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4efb7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d812000, exit_loop=@0x7f73f4efbf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a7cbe, size = 720, seqno_g = 695869405, seqno_l = 99704, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d812000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d812000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d812000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 29 (Thread 0x7f7471ff6700 (LWP 25752)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=9, message1=0x7f7471ff5d58, message2=0x7f7471ff5d50, type=0x7f7471ff5d48, space_id=0x7f7471ff5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1792
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545be4000
        end_pos = 2048
        events = 0x7f7545f34000
#2  os_aio_linux_handle (global_seg=9, message1=0x7f7471ff5d58, message2=0x7f7471ff5d50, type=0x7f7471ff5d48, space_id=0x7f7471ff5d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=9) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 9
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 28 (Thread 0x7f73f3fc1700 (LWP 26565)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3fbf78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3fbf78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3fbf7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741c465000, exit_loop=@0x7f73f3fbff9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e66ec05, size = 4513, seqno_g = 695869390, seqno_l = 99687, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741c465000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741c465000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741c465000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 27 (Thread 0x7f73f3db9700 (LWP 26573)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f3db778c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f3db778c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f3db77c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f75498c1000, exit_loop=@0x7f73f3db7f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e607e56, size = 932, seqno_g = 695869337, seqno_l = 99627, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f75498c1000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f75498c1000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f75498c1000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 26 (Thread 0x7f75e9cf4700 (LWP 13697)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000059e633 in inline_mysql_cond_wait (thd=0x7f7549412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/include/mysql/psi/mysql_thread.h:1162
        result = <value optimized out>
#2  wsrep_rollback_process (thd=0x7f7549412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:403
        __FUNCTION__ = "wsrep_rollback_process"
#3  0x000000000058484e in start_wsrep_THD (arg=0x59e150) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7549412000
        processor = 0x59e150 <wsrep_rollback_process(THD*)>
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 25 (Thread 0x7f7458fce700 (LWP 25792)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=49, message1=0x7f7458fcdd58, message2=0x7f7458fcdd50, type=0x7f7458fcdd48, space_id=0x7f7458fcdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 5888
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b66000
        end_pos = 6144
        events = 0x7f7545f84000
#2  os_aio_linux_handle (global_seg=49, message1=0x7f7458fcdd58, message2=0x7f7458fcdd50, type=0x7f7458fcdd48, space_id=0x7f7458fcdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=49) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 49
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 24 (Thread 0x7f73fc9fb700 (LWP 26443)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f75e5c17780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
        mutex = 0x7f75e5c17780
        ret = <value optimized out>
#2  os_event_wait_time_low (event=0x7f75e5c17780, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {tv_sec = 1421935359, tv_nsec = 382446000}
#3  0x00000000009d7574 in srv_monitor_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:1937
        sig_count = <value optimized out>
        time_elapsed = <value optimized out>
        last_tablespace_monitor_time = 1421934774
        last_monitor_time = 1421935354
        current_time = <value optimized out>
        last_table_monitor_time = 1421934774
        mutex_skipped = 0
        last_srv_print_monitor = 0
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 23 (Thread 0x7f7466be4700 (LWP 25770)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=27, message1=0x7f7466be3d58, message2=0x7f7466be3d50, type=0x7f7466be3d48, space_id=0x7f7466be3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 256
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545ba8000
        end_pos = 512
        events = 0x7f7545f58000
#2  os_aio_linux_handle (global_seg=27, message1=0x7f7466be3d58, message2=0x7f7466be3d50, type=0x7f7466be3d48, space_id=0x7f7466be3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=27) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 27
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 22 (Thread 0x7f7470bf4700 (LWP 25754)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=11, message1=0x7f7470bf3d58, message2=0x7f7470bf3d50, type=0x7f7470bf3d48, space_id=0x7f7470bf3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2304
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bde000
        end_pos = 2560
        events = 0x7f7545f38000
#2  os_aio_linux_handle (global_seg=11, message1=0x7f7470bf3d58, message2=0x7f7470bf3d50, type=0x7f7470bf3d48, space_id=0x7f7470bf3d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=11) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 11
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 21 (Thread 0x7f746e3f0700 (LWP 25758)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=15, message1=0x7f746e3efd58, message2=0x7f746e3efd50, type=0x7f746e3efd48, space_id=0x7f746e3efd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3328
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bd2000
        end_pos = 3584
        events = 0x7f7545f40000
#2  os_aio_linux_handle (global_seg=15, message1=0x7f746e3efd58, message2=0x7f746e3efd50, type=0x7f746e3efd48, space_id=0x7f746e3efd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=15) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 15
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 20 (Thread 0x7f7475bfc700 (LWP 25746)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=3, message1=0x7f7475bfbd58, message2=0x7f7475bfbd50, type=0x7f7475bfbd48, space_id=0x7f7475bfbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 256
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bf6000
        end_pos = 512
        events = 0x7f7545f28000
#2  os_aio_linux_handle (global_seg=3, message1=0x7f7475bfbd58, message2=0x7f7475bfbd50, type=0x7f7475bfbd48, space_id=0x7f7475bfbd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=3) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 3
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 19 (Thread 0x7f74701f3700 (LWP 25755)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=12, message1=0x7f74701f2d58, message2=0x7f74701f2d50, type=0x7f74701f2d48, space_id=0x7f74701f2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2560
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bdb000
        end_pos = 2816
        events = 0x7f7545f3a000
#2  os_aio_linux_handle (global_seg=12, message1=0x7f74701f2d58, message2=0x7f74701f2d50, type=0x7f74701f2d48, space_id=0x7f74701f2d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=12) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 12
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 18 (Thread 0x7f73f4f7f700 (LWP 26503)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4f7d78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4f7d78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4f7d7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f741d012000, exit_loop=@0x7f73f4f7df9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e6a85ee, size = 722, seqno_g = 695869408, seqno_l = 99707, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f741d012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f741d012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f741d012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 17 (Thread 0x7f73f4ebc700 (LWP 26506)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f4eba78c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f4eba78c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f4eba7c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7458372000, exit_loop=@0x7f73f4ebaf9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60a445, size = 842, seqno_g = 695869347, seqno_l = 99637, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7458372000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7458372000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7458372000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 16 (Thread 0x7f75901ec700 (LWP 13690)):
#0  0x00007f75e7aee857 in sigwaitinfo () from /lib64/libc.so.6
No symbol table info available.
#1  0x000000000090069b in timer_notify_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/posix_timers.c:78
        set = {__val = {25769803776, 0 <repeats 15 times>}}
        info = {si_signo = 0, si_errno = 0, si_code = 0, _sifields = {_pad = {0, 0, 0, 0, 0, 0, 0, 0, -408140288, 32629, -372251448, 32629, 0, 0, -1, 0, 0, 0, 5, 0, 2195536, 0, 0, 0, 0, 0, 3, 0}, _kill = {si_pid = 0, si_uid = 0}, _timer = {si_tid = 0, si_overrun = 0, si_sigval = {sival_int = 0, sival_ptr = 0x0}}, _rt = {si_pid = 0, si_uid = 0, si_sigval = {sival_int = 0, sival_ptr = 0x0}}, _sigchld = {si_pid = 0, si_uid = 0, si_status = 0, si_utime = 0, si_stime = 0}, _sigfault = {si_addr = 0x0}, _sigpoll = {si_band = 0, si_fd = 0}}}
        barrier = <value optimized out>
#2  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#3  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 15 (Thread 0x7f74611db700 (LWP 25779)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=36, message1=0x7f74611dad58, message2=0x7f74611dad50, type=0x7f74611dad48, space_id=0x7f74611dad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 2560
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b8d000
        end_pos = 2816
        events = 0x7f7545f6a000
#2  os_aio_linux_handle (global_seg=36, message1=0x7f74611dad58, message2=0x7f74611dad50, type=0x7f74611dad48, space_id=0x7f74611dad40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=36) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 36
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 14 (Thread 0x7f73f79f3700 (LWP 26451)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17800, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
        mutex = 0x7f75e5c17800
#2  os_event_wait_low (event=0x7f75e5c17800, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000a3c79c in buf_dump_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/buf/buf0dump.cc:594
No locals.
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 13 (Thread 0x7f73f5556700 (LWP 26480)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f73f555478c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f73f555478c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f73f55547c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7417412000, exit_loop=@0x7f73f5554f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e670e1d, size = 3973, seqno_g = 695869392, seqno_l = 99689, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7417412000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7417412000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7417412000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 12 (Thread 0x7f74643e0700 (LWP 25774)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=31, message1=0x7f74643dfd58, message2=0x7f74643dfd50, type=0x7f74643dfd48, space_id=0x7f74643dfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 1280
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b9c000
        end_pos = 1536
        events = 0x7f7545f60000
#2  os_aio_linux_handle (global_seg=31, message1=0x7f74643dfd58, message2=0x7f74643dfd50, type=0x7f74643dfd48, space_id=0x7f74643dfd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=31) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 31
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 11 (Thread 0x7f73fb5f9700 (LWP 26445)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096cd63 in os_cond_wait (event=0x7f75e5c17500, reset_sig_count=8474) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:214
        mutex = 0x7f75e5c17500
#2  os_event_wait_low (event=0x7f75e5c17500, reset_sig_count=8474) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x00000000009d5fd5 in srv_purge_coordinator_suspend (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3297
        ret = <value optimized out>
        stop = true
        sig_count = 8474
#4  srv_purge_coordinator_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0srv.cc:3419
        slot = 0x7f75a6f9ddf0
        n_total_purged = 0
        rseg_history_len = 1938
        n_pages_purged = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 10 (Thread 0x7f73fddfd700 (LWP 26441)):
#0  0x00007f75e96a398e in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000096d4cb in os_cond_wait_timed (event=0x7f74d418a800, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:177
        mutex = 0x7f74d418a800
        ret = <value optimized out>
#2  os_event_wait_time_low (event=0x7f74d418a800, time_in_usec=<value optimized out>, reset_sig_count=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {tv_sec = 1421935355, tv_nsec = 440006000}
#3  0x000000000094d921 in lock_wait_timeout_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/lock/lock0wait.cc:537
        slot = <value optimized out>
        sig_count = 1
        event = 0x7f74d418a800
#4  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 9 (Thread 0x7f745e9d7700 (LWP 25783)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=40, message1=0x7f745e9d6d58, message2=0x7f745e9d6d50, type=0x7f745e9d6d48, space_id=0x7f745e9d6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3584
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545b81000
        end_pos = 3840
        events = 0x7f7545f72000
#2  os_aio_linux_handle (global_seg=40, message1=0x7f745e9d6d58, message2=0x7f745e9d6d50, type=0x7f745e9d6d48, space_id=0x7f745e9d6d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 40
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 8 (Thread 0x7f7548bff700 (LWP 25743)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=0, message1=0x7f7548bfed58, message2=0x7f7548bfed50, type=0x7f7548bfed48, space_id=0x7f7548bfed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 0
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bae000
        end_pos = 256
        events = 0x7f75917e9000
#2  os_aio_linux_handle (global_seg=0, message1=0x7f7548bfed58, message2=0x7f7548bfed50, type=0x7f7548bfed48, space_id=0x7f7548bfed40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 0
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 7 (Thread 0x7f75e9cb3700 (LWP 13698)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ec3745e in fifo_lock_get (q=0x7f759172b000, err=0x7f75e9cb178c) at galerautils/src/gu_fifo.c:235
        ret = <value optimized out>
#2  gu_fifo_get_head (q=0x7f759172b000, err=0x7f75e9cb178c) at galerautils/src/gu_fifo.c:294
No locals.
#3  0x00007f758ed33dd4 in gcs_recv (conn=0x7f75e5c1ae00, action=0x7f75e9cb17c0) at gcs/src/gcs.cpp:1785
        err = <value optimized out>
        recv_act = 0x0
        __PRETTY_FUNCTION__ = "long int gcs_recv(gcs_conn_t*, gcs_action*)"
#4  0x00007f758ed62d08 in galera::GcsActionSource::process (this=0x7f75e5caa258, recv_ctx=0x7f7549012000, exit_loop=@0x7f75e9cb1f9f) at galera/src/gcs_action_source.cpp:174
        act = {buf = 0x7f755e60ae0f, size = 1202, seqno_g = 695869350, seqno_l = 99640, type = GCS_ACT_TORDERED}
        rc = <value optimized out>
#5  0x00007f758ed80f63 in galera::ReplicatorSMM::async_recv (this=0x7f75e5ca9c00, recv_ctx=0x7f7549012000) at galera/src/replicator_smm.cpp:354
        rc = <value optimized out>
        __FUNCTION__ = "async_recv"
        exit_loop = false
        retval = WSREP_OK
#6  0x00007f758ed97c33 in galera_recv (gh=<value optimized out>, recv_ctx=<value optimized out>) at galera/src/wsrep_provider.cpp:231
        repl = <value optimized out>
        __FUNCTION__ = "galera_recv"
#7  0x000000000059de31 in wsrep_replication_process (thd=0x7f7549012000) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/wsrep_thd.cc:309
        rcode = <value optimized out>
        shadow = {options = 2147748608, server_status = 2, wsrep_exec_mode = REPL_RECV, vio = 0x0, tx_isolation = 2, db = 0x0, db_length = 0}
        tmp = <value optimized out>
#8  0x000000000058484e in start_wsrep_THD (arg=0x59ddd0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:5554
        thd = 0x7f7549012000
        processor = 0x59ddd0 <wsrep_replication_process(THD*)>
#9  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#10 0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 6 (Thread 0x7f746edf1700 (LWP 25757)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=14, message1=0x7f746edf0d58, message2=0x7f746edf0d50, type=0x7f746edf0d48, space_id=0x7f746edf0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 3072
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bd5000
        end_pos = 3328
        events = 0x7f7545f3e000
#2  os_aio_linux_handle (global_seg=14, message1=0x7f746edf0d58, message2=0x7f746edf0d50, type=0x7f746edf0d48, space_id=0x7f746edf0d40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=14) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 14
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 5 (Thread 0x7f7476ffe700 (LWP 25744)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=1, message1=0x7f7476ffdd58, message2=0x7f7476ffdd50, type=0x7f7476ffdd48, space_id=0x7f7476ffdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 0
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bb1000
        end_pos = 256
        events = 0x7f75917a6000
#2  os_aio_linux_handle (global_seg=1, message1=0x7f7476ffdd58, message2=0x7f7476ffdd50, type=0x7f7476ffdd48, space_id=0x7f7476ffdd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=1) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 1
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 4 (Thread 0x7f754b3ff700 (LWP 13695)):
#0  0x00007f75e7ba3ef3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f758ed223d7 in asio::detail::epoll_reactor::run (this=0x7f75923e52c0, block=<value optimized out>, ops=...) at asio/asio/detail/impl/epoll_reactor.ipp:239
        timeout = <value optimized out>
        events = {{events = 5, data = {ptr = 0x7f75a6fa85c0, fd = -1493531200, u32 = 2801436096, u64 = 140143289337280}}, {events = 5, data = {ptr = 0x7f75a6fa85c0, fd = -1493531200, u32 = 2801436096, u64 = 140143289337280}}, {events = 2491346432, data = {ptr = 0x7f75, fd = 32629, u32 = 32629, u64 = 32629}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x80, fd = 128, u32 = 128, u64 = 128}}, {events = 1233194496, data = {ptr = 0x4981004000007f75, fd = 32629, u32 = 32629, u64 = 5296514911642353525}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 2399095504, data = {ptr = 0x7f75, fd = 32629, u32 = 32629, u64 = 32629}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 2399095536, data = {ptr = 0xffffffff00007f75, fd = 32629, u32 = 32629, u64 = 18446744069414616949}}, {events = 32629, data = {ptr = 0x7f758eff4ad0, fd = -1895871792, u32 = 2399095504, u64 = 140142886996688}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 1233150975, data = {ptr = 0xffffffff00000000, fd = 0, u32 = 0, u64 = 18446744069414584320}}, {events = 4294967295, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0xe98dcbc100000000, fd = 0, u32 = 0, u64 = 16829331412342538240}}, {events = 32629, data = {ptr = 0x7f7591ff2000, fd = -1845551104, u32 = 2449416192, u64 = 140142937317376}}, {events = 32776, data = {ptr = 0x49810e0000000000, fd = 0, u32 = 0, u64 = 5296530029927202816}}, {events = 32629, data = {ptr = 0x7f7549810040, fd = 1233190976, u32 = 1233190976, u64 = 140141721092160}}, {events = 0, data = {ptr = 0xe5c57ca800000000, fd = 0, u32 = 0, u64 = 16556776666093846528}}, {events = 32629, data = {ptr = 0x7f754b3fdf10, fd = 1262477072, u32 = 1262477072, u64 = 140141750378256}}, {events = 1, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0xe9ae824000000000, fd = 0, u32 = 0, u64 = 16838539268174381056}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 1263046400, data = {ptr = 0x200006400007f75, fd = 32629, u32 = 32629, u64 = 144115617572618101}}, {events = 1974057882, data = {ptr = 0x7f75923e52c0, fd = -1841409344, u32 = 2453557952, u64 = 140142941459136}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0xc, fd = 12, u32 = 12, u64 = 12}}, {events = 2396023982, data = {ptr = 0x498110b000007f75, fd = 32629, u32 = 32629, u64 = 5296532984864735093}}, {events = 32629, data = {ptr = 0x7f754b3fe501, fd = 1262478593, u32 = 1262478593, u64 = 140141750379777}}, {events = 2801435984, data = {ptr = 0x4b3fe60100007f75, fd = 32629, u32 = 32629, u64 = 5422305368346754933}}, {events = 32629, data = {ptr = 0xf8, fd = 248, u32 = 248, u64 = 248}}, {events = 3854924584, data = {ptr = 0x4b3fe55000007f75, fd = 32629, u32 = 32629, u64 = 5422304608137543541}}, {events = 32629, data = {ptr = 0x7f754b3fe6d0, fd = 1262479056, u32 = 1262479056, u64 = 140141750380240}}, {events = 1262479096, data = {ptr = 0x4b3fe75800007f75, fd = 32629, u32 = 32629, u64 = 5422306841520537461}}, {events = 32629, data = {ptr = 0x6c, fd = 108, u32 = 108, u64 = 108}}, {events = 1263046400, data = {ptr = 0x4b3fe91000007f75, fd = 32629, u32 = 32629, u64 = 5422308731306147701}}, {events = 32629, data = {ptr = 0x7f758ed128b5, fd = -1898895179, u32 = 2396072117, u64 = 140142883973301}}, {events = 1262478704, data = {ptr = 0x9f80c00007f75, fd = 32629, u32 = 32629, u64 = 2806005213724533}}, {events = 0, data = {ptr = 0x7f754b3fe4c0, fd = 1262478528, u32 = 1262478528, u64 = 140141750379712}}, {events = 2449298624, data = {ptr = 0x8ecf88b000007f75, fd = 32629, u32 = 32629, u64 = 10290593963060526965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3854924416, data = {ptr = 0x4b3fe6f000007f75, fd = 32629, u32 = 32629, u64 = 5422306394843938677}}, {events = 32629, data = {ptr = 0x7f754b3fe6f8, fd = 1262479096, u32 = 1262479096, u64 = 140141750380280}}, {events = 1262479520, data = {ptr = 0x4b3fe90000007f75, fd = 32629, u32 = 32629, u64 = 5422308662586670965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 1262479632, data = {ptr = 0x8ed0e20100007f75, fd = 32629, u32 = 32629, u64 = 10290973642464460661}}, {events = 32629, data = {ptr = 0x7f754b3fe468, fd = 1262478440, u32 = 1262478440, u64 = 140141750379624}}, {events = 32776, data = {ptr = 0x54d800000000, fd = 0, u32 = 0, u64 = 93286689669120}}, {events = 0, data = {ptr = 0x7f758ecfae60, fd = -1898992032, u32 = 2395975264, u64 = 140142883876448}}, {events = 0, data = {ptr = 0xe5c57a8000000000, fd = 0, u32 = 0, u64 = 16556774295271899136}}, {events = 32629, data = {ptr = 0x7f75a6faae00, fd = -1493520896, u32 = 2801446400, u64 = 140143289347584}}, {events = 2396147786, data = {ptr = 0x8ecf88b000007f75, fd = 32629, u32 = 32629, u64 = 10290593963060526965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3854924416, data = {ptr = 0xa6faae0000007f75, fd = 32629, u32 = 32629, u64 = 12032120669496967029}}, {events = 32629, data = {ptr = 0x7f75e5c57b28, fd = -440042712, u32 = 3854924584, u64 = 140144342825768}}, {events = 2449379328, data = {ptr = 0x800800007f75, fd = 32629, u32 = 32629, u64 = 140771848126325}}, {events = 0, data = {ptr = 0x7f754b3fe500, fd = 1262478592, u32 = 1262478592, u64 = 140141750379776}}, {events = 2449401048, data = {ptr = 0x2b3000007f75, fd = 32629, u32 = 32629, u64 = 47485158457205}}, {events = 0, data = {ptr = 0x7f754b3fe4f8, fd = 1262478584, u32 = 1262478584, u64 = 140141750379768}}, {events = 32776, data = {ptr = 0x54d800000000, fd = 0, u32 = 0, u64 = 93286689669120}}, {events = 0, data = {ptr = 0x7f758ecfae60, fd = -1898992032, u32 = 2395975264, u64 = 140142883876448}}, {events = 0, data = {ptr = 0xe5c57a8000000000, fd = 0, u32 = 0, u64 = 16556774295271899136}}, {events = 32629, data = {ptr = 0x7f75a6faae00, fd = -1493520896, u32 = 2801446400, u64 = 140143289347584}}, {events = 2453557952, data = {ptr = 0x8ecf88b000007f75, fd = 32629, u32 = 32629, u64 = 10290593963060526965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3854924416, data = {ptr = 0xa6faae0000007f75, fd = 32629, u32 = 32629, u64 = 12032120669496967029}}, {events = 32629, data = {ptr = 0x7f75e5c57b28, fd = -440042712, u32 = 3854924584, u64 = 140144342825768}}, {events = 2449379328, data = {ptr = 0x800800007f75, fd = 32629, u32 = 32629, u64 = 140771848126325}}, {events = 0, data = {ptr = 0x7f758ed24c00, fd = -1898820608, u32 = 2396146688, u64 = 140142884047872}}, {events = 2449401048, data = {ptr = 0x2b3000007f75, fd = 32629, u32 = 32629, u64 = 47485158457205}}, {events = 0, data = {ptr = 0x7f754b3fe588, fd = 1262478728, u32 = 1262478728, u64 = 140141750379912}}, {events = 32776, data = {ptr = 0x54d800000000, fd = 0, u32 = 0, u64 = 93286689669120}}, {events = 0, data = {ptr = 0x7f758ecfae60, fd = -1898992032, u32 = 2395975264, u64 = 140142883876448}}, {events = 0, data = {ptr = 0xe5c57a8000000000, fd = 0, u32 = 0, u64 = 16556774295271899136}}, {events = 32629, data = {ptr = 0x7f75a6faae00, fd = -1493520896, u32 = 2801446400, u64 = 140143289347584}}, {events = 2453557952, data = {ptr = 0x8ecf88b000007f75, fd = 32629, u32 = 32629, u64 = 10290593963060526965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3854924416, data = {ptr = 0xa6faae0000007f75, fd = 32629, u32 = 32629, u64 = 12032120669496967029}}, {events = 32629, data = {ptr = 0x7f75e5c57b28, fd = -440042712, u32 = 3854924584, u64 = 140144342825768}}, {events = 2449379328, data = {ptr = 0x800800007f75, fd = 32629, u32 = 32629, u64 = 140771848126325}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 2449401048, data = {ptr = 0x2b3000007f75, fd = 32629, u32 = 32629, u64 = 47485158457205}}, {events = 0, data = {ptr = 0x7f754b3fe618, fd = 1262478872, u32 = 1262478872, u64 = 140141750380056}}, {events = 32776, data = {ptr = 0x54d800000000, fd = 0, u32 = 0, u64 = 93286689669120}}, {events = 0, data = {ptr = 0x7f758ecfae60, fd = -1898992032, u32 = 2395975264, u64 = 140142883876448}}, {events = 0, data = {ptr = 0xe5c57a8000000000, fd = 0, u32 = 0, u64 = 16556774295271899136}}, {events = 32629, data = {ptr = 0x7f75a6faae00, fd = -1493520896, u32 = 2801446400, u64 = 140143289347584}}, {events = 3854711472, data = {ptr = 0x4b3fe55000007f75, fd = 32629, u32 = 32629, u64 = 5422304608137543541}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 0, data = {ptr = 0xe5c23ab000000000, fd = 0, u32 = 0, u64 = 16555859707756019712}}, {events = 32629, data = {ptr = 0x7f75e5c54fe0, fd = -440053792, u32 = 3854913504, u64 = 140144342814688}}, {events = 1262479216, data = {ptr = 0x4b3fe6d000007f75, fd = 32629, u32 = 32629, u64 = 5422306257404985205}}, {events = 32629, data = {ptr = 0x7f754b3fe8a0, fd = 1262479520, u32 = 1262479520, u64 = 140141750380704}}, {events = 1262479616, data = {ptr = 0x4b3fe77000007f75, fd = 32629, u32 = 32629, u64 = 5422306944599752565}}, {events = 32629, data = {ptr = 0x7f754b3fe6d0, fd = 1262479056, u32 = 1262479056, u64 = 140141750380240}}, {events = 2396075518, data = {ptr = 0x8ecf88b000007f75, fd = 32629, u32 = 32629, u64 = 10290593963060526965}}, {events = 32629, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 3854924800, data = {ptr = 0xa6faae8000007f75, fd = 32629, u32 = 32629, u64 = 12032121219252780917}}, {events = 32629, data = {ptr = 0x7f75e5c57ca8, fd = -440042328, u32 = 3854924968, u64 = 140144342826152}}, {events = 2449416192, data = {ptr = 0x800800007f75, fd = 32629, u32 = 32629, u64 = 140771848126325}}, {events = 0, data = {ptr = 0x7f7549811000, fd = 1233195008, u32 = 1233195008, u64 = 140141721096192}}, {events = 2449416300, data = {ptr = 0x7f9c00007f75, fd = 32629, u32 = 32629, u64 = 140307991658357}}, {events = 0, data = {ptr = 0x7f754b3fe708, fd = 1262479112, u32 = 1262479112, u64 = 140141750380296}}, {events = 0, data = {ptr = 0x6c00000000, fd = 0, u32 = 0, u64 = 463856467968}}, {events = 0, data = {ptr = 0x7f758ecfae60, fd = -1898992032, u32 = 2395975264, u64 = 140142883876448}}, {events = 0, data = {ptr = 0xe5c57c0000000000, fd = 0, u32 = 0, u64 = 16556775944539340800}}, {events = 32629, data = {ptr = 0x7f75a6faae80, fd = -1493520768, u32 = 2801446528, u64 = 140143289347712}}, {events = 0, data = {ptr = 0x6c00000000, fd = 0, u32 = 0, u64 = 463856467968}}, {events = 0, data = {ptr = 0x0, fd = 0, u32 = 0, u64 = 0}}, {events = 2395965616, data = {ptr = 0x7f75, fd = 32629, u32 = 32629, u64 = 32629}}, {events = 0, data = {ptr = 0x7f75e5c57c00, fd = -440042496, u32 = 3854924800, u64 = 140144342825984}}, {events = 2801446528, data = {ptr = 0xe5c57ca800007f75, fd = 32629, u32 = 32629, u64 = 16556776666093879157}}, {events = 32629, data = {ptr = 0x7f7591ff2000, fd = -1845551104, u32 = 2449416192, u64 = 140142937317376}}, {events = 32776, data = {ptr = 0x947fea0000000000, fd = 0, u32 = 0, u64 = 10700528525376487424}}, {events = 32629, data = {ptr = 0x7f7591ff2000, fd = -1845551104, u32 = 2449416192, u64 = 140142937317376}}, {events = 32776, data = {ptr = 0x4b3fe7a800000000, fd = 0, u32 = 0, u64 = 5422307185117888512}}, {events = 32629, data = {ptr = 0x8008, fd = 32776, u32 = 32776, u64 = 32776}}}
        num_events = <value optimized out>
        check_timers = <value optimized out>
#2  0x00007f758ed26bc2 in do_one (this=0x7f75947fea20, ec=<value optimized out>) at asio/asio/detail/impl/task_io_service.ipp:263
        completed_ops = {<boost::noncopyable_::noncopyable> = {<No data fields>}, front_ = 0x0, back_ = 0x0}
        c = {task_io_service_ = 0x7f75947fea20, lock_ = 0x7f754b3fe910, ops_ = 0x7f754b3fe900}
        o = <value optimized out>
        more_handlers = <value optimized out>
        task_has_run = true
#3  asio::detail::task_io_service::run (this=0x7f75947fea20, ec=<value optimized out>) at asio/asio/detail/impl/task_io_service.ipp:129
        ctx = {<boost::noncopyable_::noncopyable> = {<No data fields>}, owner_ = 0x7f75947fea20, next_ = 0x0}
        this_idle_thread = {wakeup_event = {<boost::noncopyable_::noncopyable> = {<No data fields>}, cond_ = {__data = {__lock = 0, __futex = 0, __total_seq = 0, __wakeup_seq = 0, __woken_seq = 0, __mutex = 0x0, __nwaiters = 0, __broadcast_seq = 0}, __size = '\000' <repeats 47 times>, __align = 0}, signalled_ = false}, next = 0x0}
        lock = {<boost::noncopyable_::noncopyable> = {<No data fields>}, mutex_ = @0x7f75947fea48, locked_ = false}
        n = <value optimized out>
#4  0x00007f758ed1f146 in run (this=0x7f75e5c23a00, period=<value optimized out>) at asio/asio/impl/io_service.ipp:56
        ec = {value_ = 0, category_ = asio::error::system_category}
#5  gcomm::AsioProtonet::event_loop (this=0x7f75e5c23a00, period=<value optimized out>) at gcomm/src/asio_protonet.cpp:244
        p = <value optimized out>
#6  0x00007f758ed39d47 in GCommConn::run (this=0x7f75e5c2f800) at gcs/src/gcs_gcomm.cpp:460
        __FUNCTION__ = "run"
#7  0x00007f758ed3f0d9 in GCommConn::run_fn (arg=<value optimized out>) at gcs/src/gcs_gcomm.cpp:201
No locals.
#8  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#9  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 3 (Thread 0x7f74765fd700 (LWP 25745)):
#0  0x00007f75e9497614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000969473 in os_aio_linux_collect (global_seg=2, message1=0x7f74765fcd58, message2=0x7f74765fcd50, type=0x7f74765fcd48, space_id=0x7f74765fcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5134
        i = <value optimized out>
        ret = <value optimized out>
        start_pos = 0
        timeout = {tv_sec = 0, tv_nsec = 500000000}
        io_ctx = 0x7f7545bf9000
        end_pos = 256
        events = 0x7f7545f26000
#2  os_aio_linux_handle (global_seg=2, message1=0x7f74765fcd58, message2=0x7f74765fcd50, type=0x7f74765fcd48, space_id=0x7f74765fcd40) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/os/os0file.cc:5280
        any_reserved = <value optimized out>
        segment = 18446744073709551615
        array = <value optimized out>
        i = <value optimized out>
        ret = 0
        n = <value optimized out>
#3  0x0000000000a77868 in fil_aio_wait (segment=2) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/fil/fil0fil.cc:5822
        ret = <value optimized out>
        fil_node = <value optimized out>
        message = <value optimized out>
        type = <value optimized out>
        space_id = 0
#4  0x00000000009d7c00 in io_handler_thread (arg=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/storage/innobase/srv/srv0start.cc:501
        segment = 2
        tid_i = <value optimized out>
#5  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 2 (Thread 0x7f754ebb6700 (LWP 13691)):
#0  0x00007f75e96a35bc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f758ed5c9eb in wait (arg=0x7f75e5caa120) at galerautils/src/gu_lock.hpp:56
No locals.
#2  galera::ServiceThd::thd_func (arg=0x7f75e5caa120) at galera/src/galera_service_thd.cpp:30
        lock = {_vptr.Lock = 0x7f758eff4470, value = 0x7f75e5caa138}
        data = {last_committed_ = 0, release_seqno_ = 0, act_ = 0}
        st = 0x7f75e5caa120
        exit = <value optimized out>
        __FUNCTION__ = "thd_func"
#3  0x00007f75e969f9d1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#4  0x00007f75e7ba38fd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 1 (Thread 0x7f75e9cf6820 (LWP 13649)):
#0  0x00007f75e96a48ac in pthread_kill () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000665524 in handle_fatal_signal (sig=11) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/signal_handler.cc:236
        curr_time = <value optimized out>
        thrs = <value optimized out>
        mins = <value optimized out>
        hrs_buf = "14"
        hrs = <value optimized out>
        mins_buf = "02"
        secs_buf = "34"
        tmins = <value optimized out>
        secs = <value optimized out>
        thd = 0x0
#2  <signal handler called>
No symbol table info available.
#3  0x00007f75e98c42c4 in ?? () from /usr/lib64/libjemalloc.so.1
No symbol table info available.
#4  0x00007f75e98dd34f in ?? () from /usr/lib64/libjemalloc.so.1
No symbol table info available.
#5  0x00007f75e98bb85d in malloc () from /usr/lib64/libjemalloc.so.1
No symbol table info available.
#6  0x00000000008f4ef2 in my_malloc (size=64, my_flags=0) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/my_malloc.c:38
        point = <value optimized out>
#7  0x00000000008e09d2 in init_dynamic_array2 (array=0x7f741e168690, element_size=<value optimized out>, init_buffer=<value optimized out>, init_alloc=<value optimized out>, alloc_increment=<value optimized out>) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/mysys/array.c:70
No locals.
#8  0x0000000000881c37 in Gtid_set::init (this=0x7f741e168648) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/rpl_gtid_set.cc:74
No locals.
#9  0x00000000006b7866 in THD::THD (this=0x7f741e166000, enable_plugins=true, is_applier=false) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/sql_class.cc:1204
No locals.
#10 0x0000000000581d4f in handle_connections_sockets () at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:7287
        is_unix_sock = <value optimized out>
        vio_type = 1480048656
        vio_flags = <value optimized out>
        cAddr = {ss_family = 1, __ss_align = 0, __ss_padding = "\000\000\000\000\000\000\000\000\272\026\374\026\377\177\000\000@\377/\001\000\000\000\000\312\027\374\026\377\177\000\000\352\f\000\000\000\000\000\000\240\033\271", '\000' <repeats 61 times>, "`\026\060\001\000\000\000"}
        flags = 2
        retval = <value optimized out>
        fds = {{fd = 24, events = 1, revents = 0}, {fd = 26, events = 1, revents = 1}, {fd = 385608896, events = 32767, revents = 0}}
        sock = {fd = 26, m_psi = 0x0}
        new_sock = {fd = <value optimized out>, m_psi = 0x0}
        error_count = 0
        socket_flags = <value optimized out>
        thd = <value optimized out>
        ip_flags = <value optimized out>
        extra_ip_flags = <value optimized out>
        vio_tmp = <value optimized out>
        socket_count = 2
        pfs_fds = {{fd = 24, m_psi = 0x0}, {fd = 26, m_psi = 0x0}, {fd = 19926688, m_psi = 0x13015e0}}
#11 0x000000000058a7cb in mysqld_main (argc=110, argv=0x7f75e5c2f048) at /usr/src/debug/Percona-XtraDB-Cluster-5.6.21-70.1/sql/mysqld.cc:6521
        ho_error = <value optimized out>
        guardize = 4096
        retval = <value optimized out>
#12 0x00007f75e7ad9d5d in __libc_start_main () from /lib64/libc.so.6
No symbol table info available.
#13 0x000000000057a229 in _start ()
No symbol table info available.
End of Backtrace
==============================
==============================