metrixdb2 mysql # gdb -ex "set pagination 0" -ex "thread apply all bt" --batch -p $(pidof mysqld)

warning: Can not parse XML syscalls information; XML support was disabled at compile time.
[Thread debugging using libthread_db enabled]
[New Thread 0x7f58a43d3710 (LWP 11867)]
[New Thread 0x7f58a4414710 (LWP 11667)]
[New Thread 0x7f58a5ce4710 (LWP 11666)]
[New Thread 0x7f58a64e5710 (LWP 11665)]
[New Thread 0x7f58a6ce6710 (LWP 11664)]
[New Thread 0x7f58a74e7710 (LWP 11663)]
[New Thread 0x7f58a7ce8710 (LWP 11662)]
[New Thread 0x7f58a84e9710 (LWP 11661)]
[New Thread 0x7f58a8cea710 (LWP 11659)]
[New Thread 0x7f58a94eb710 (LWP 11658)]
[New Thread 0x7f58a9cec710 (LWP 11657)]
[New Thread 0x7f58aa4ed710 (LWP 11656)]
[New Thread 0x7f58aacee710 (LWP 11655)]
[New Thread 0x7f58ab4ef710 (LWP 11654)]
[New Thread 0x7f58abcf0710 (LWP 11653)]
[New Thread 0x7f58ac4f1710 (LWP 11652)]
[New Thread 0x7f58accf2710 (LWP 11651)]
[New Thread 0x7f58ad4f3710 (LWP 11650)]
[New Thread 0x7f58adcf4710 (LWP 11649)]
[New Thread 0x7f58ae4f5710 (LWP 11648)]
[New Thread 0x7f58aecf6710 (LWP 11647)]
[New Thread 0x7f58af4f7710 (LWP 11646)]
[New Thread 0x7f58afcf8710 (LWP 11645)]
[New Thread 0x7f58b04f9710 (LWP 11644)]
[New Thread 0x7f58b0cfa710 (LWP 11643)]
[New Thread 0x7f5993f3a710 (LWP 11642)]
0x00007f5994006226 in poll () from /lib/libc.so.6

Thread 27 (Thread 0x7f5993f3a710 (LWP 11642)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=0, message1=0x7f5993f39e88, message2=0x7f5993f39e80, type=0x7f5993f39e78, space_id=0x7f5993f39e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=0, message1=0x7f5993f39e88, message2=0x7f5993f39e80, type=0x7f5993f39e78, space_id=0x7f5993f39e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=0) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 26 (Thread 0x7f58b0cfa710 (LWP 11643)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=1, message1=0x7f58b0cf9e88, message2=0x7f58b0cf9e80, type=0x7f58b0cf9e78, space_id=0x7f58b0cf9e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=1, message1=0x7f58b0cf9e88, message2=0x7f58b0cf9e80, type=0x7f58b0cf9e78, space_id=0x7f58b0cf9e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 25 (Thread 0x7f58b04f9710 (LWP 11644)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=2, message1=0x7f58b04f8e88, message2=0x7f58b04f8e80, type=0x7f58b04f8e78, space_id=0x7f58b04f8e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=2, message1=0x7f58b04f8e88, message2=0x7f58b04f8e80, type=0x7f58b04f8e78, space_id=0x7f58b04f8e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=2) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 24 (Thread 0x7f58afcf8710 (LWP 11645)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=3, message1=0x7f58afcf7e88, message2=0x7f58afcf7e80, type=0x7f58afcf7e78, space_id=0x7f58afcf7e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=3, message1=0x7f58afcf7e88, message2=0x7f58afcf7e80, type=0x7f58afcf7e78, space_id=0x7f58afcf7e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=3) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 23 (Thread 0x7f58af4f7710 (LWP 11646)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=4, message1=0x7f58af4f6e88, message2=0x7f58af4f6e80, type=0x7f58af4f6e78, space_id=0x7f58af4f6e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=4, message1=0x7f58af4f6e88, message2=0x7f58af4f6e80, type=0x7f58af4f6e78, space_id=0x7f58af4f6e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=4) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 22 (Thread 0x7f58aecf6710 (LWP 11647)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=5, message1=0x7f58aecf5e88, message2=0x7f58aecf5e80, type=0x7f58aecf5e78, space_id=0x7f58aecf5e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=5, message1=0x7f58aecf5e88, message2=0x7f58aecf5e80, type=0x7f58aecf5e78, space_id=0x7f58aecf5e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=5) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 21 (Thread 0x7f58ae4f5710 (LWP 11648)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=6, message1=0x7f58ae4f4e88, message2=0x7f58ae4f4e80, type=0x7f58ae4f4e78, space_id=0x7f58ae4f4e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=6, message1=0x7f58ae4f4e88, message2=0x7f58ae4f4e80, type=0x7f58ae4f4e78, space_id=0x7f58ae4f4e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=6) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 20 (Thread 0x7f58adcf4710 (LWP 11649)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=7, message1=0x7f58adcf3e88, message2=0x7f58adcf3e80, type=0x7f58adcf3e78, space_id=0x7f58adcf3e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=7, message1=0x7f58adcf3e88, message2=0x7f58adcf3e80, type=0x7f58adcf3e78, space_id=0x7f58adcf3e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=7) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 19 (Thread 0x7f58ad4f3710 (LWP 11650)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=8, message1=0x7f58ad4f2e88, message2=0x7f58ad4f2e80, type=0x7f58ad4f2e78, space_id=0x7f58ad4f2e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=8, message1=0x7f58ad4f2e88, message2=0x7f58ad4f2e80, type=0x7f58ad4f2e78, space_id=0x7f58ad4f2e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=8) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 18 (Thread 0x7f58accf2710 (LWP 11651)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=9, message1=0x7f58accf1e88, message2=0x7f58accf1e80, type=0x7f58accf1e78, space_id=0x7f58accf1e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=9, message1=0x7f58accf1e88, message2=0x7f58accf1e80, type=0x7f58accf1e78, space_id=0x7f58accf1e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=9) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 17 (Thread 0x7f58ac4f1710 (LWP 11652)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=10, message1=0x7f58ac4f0e88, message2=0x7f58ac4f0e80, type=0x7f58ac4f0e78, space_id=0x7f58ac4f0e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=10, message1=0x7f58ac4f0e88, message2=0x7f58ac4f0e80, type=0x7f58ac4f0e78, space_id=0x7f58ac4f0e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=10) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 16 (Thread 0x7f58abcf0710 (LWP 11653)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=11, message1=0x7f58abcefe88, message2=0x7f58abcefe80, type=0x7f58abcefe78, space_id=0x7f58abcefe70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=11, message1=0x7f58abcefe88, message2=0x7f58abcefe80, type=0x7f58abcefe78, space_id=0x7f58abcefe70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=11) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 15 (Thread 0x7f58ab4ef710 (LWP 11654)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=12, message1=0x7f58ab4eee88, message2=0x7f58ab4eee80, type=0x7f58ab4eee78, space_id=0x7f58ab4eee70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=12, message1=0x7f58ab4eee88, message2=0x7f58ab4eee80, type=0x7f58ab4eee78, space_id=0x7f58ab4eee70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=12) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 14 (Thread 0x7f58aacee710 (LWP 11655)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=13, message1=0x7f58aacede88, message2=0x7f58aacede80, type=0x7f58aacede78, space_id=0x7f58aacede70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=13, message1=0x7f58aacede88, message2=0x7f58aacede80, type=0x7f58aacede78, space_id=0x7f58aacede70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=13) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 13 (Thread 0x7f58aa4ed710 (LWP 11656)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=14, message1=0x7f58aa4ece88, message2=0x7f58aa4ece80, type=0x7f58aa4ece78, space_id=0x7f58aa4ece70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=14, message1=0x7f58aa4ece88, message2=0x7f58aa4ece80, type=0x7f58aa4ece78, space_id=0x7f58aa4ece70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=14) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 12 (Thread 0x7f58a9cec710 (LWP 11657)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=15, message1=0x7f58a9cebe88, message2=0x7f58a9cebe80, type=0x7f58a9cebe78, space_id=0x7f58a9cebe70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=15, message1=0x7f58a9cebe88, message2=0x7f58a9cebe80, type=0x7f58a9cebe78, space_id=0x7f58a9cebe70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=15) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 11 (Thread 0x7f58a94eb710 (LWP 11658)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=16, message1=0x7f58a94eae88, message2=0x7f58a94eae80, type=0x7f58a94eae78, space_id=0x7f58a94eae70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=16, message1=0x7f58a94eae88, message2=0x7f58a94eae80, type=0x7f58a94eae78, space_id=0x7f58a94eae70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=16) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 10 (Thread 0x7f58a8cea710 (LWP 11659)):
#0  0x00007f5994b5f704 in ?? () from /usr/lib/libaio.so.1
#1  0x00000000008f5972 in os_aio_linux_collect (global_seg=17, message1=0x7f58a8ce9e88, message2=0x7f58a8ce9e80, type=0x7f58a8ce9e78, space_id=0x7f58a8ce9e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4646
#2  os_aio_linux_handle (global_seg=17, message1=0x7f58a8ce9e88, message2=0x7f58a8ce9e80, type=0x7f58a8ce9e78, space_id=0x7f58a8ce9e70) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0file.c:4791
#3  0x00000000008adc2e in fil_aio_wait (segment=17) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/fil/fil0fil.c:5535
#4  0x0000000000824860 in io_handler_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0start.c:483
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 9 (Thread 0x7f58a84e9710 (LWP 11661)):
#0  0x0000000000822654 in srv_lock_timeout_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:2687
#1  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#2  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 8 (Thread 0x7f58a7ce8710 (LWP 11662)):
#0  0x00007f5994d6c759 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00000000008f83f5 in os_cond_wait_timed (event=0x1eb74b0, time_in_usec=<value optimized out>, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:171
#2  os_event_wait_time_low (event=0x1eb74b0, time_in_usec=<value optimized out>, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:716
#3  0x0000000000824616 in srv_error_monitor_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:2887
#4  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#5  0x00007f599400f28d in clone () from /lib/libc.so.6
Current language:  auto
The current source language is "auto; currently c".

Thread 7 (Thread 0x7f58a74e7710 (LWP 11663)):
#0  0x00007f5994d6c759 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00000000008f83f5 in os_cond_wait_timed (event=0x1eb75d0, time_in_usec=<value optimized out>, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:171
#2  os_event_wait_time_low (event=0x1eb75d0, time_in_usec=<value optimized out>, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:716
#3  0x0000000000823da0 in srv_monitor_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:2524
#4  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#5  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 6 (Thread 0x7f58a6ce6710 (LWP 11664)):
#0  0x00007f5994008783 in select () from /lib/libc.so.6
#1  0x00000000008f8fff in os_thread_sleep (tm=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0thread.c:259
#2  0x000000000081dfea in srv_LRU_dump_restore_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:2933
#3  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#4  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 5 (Thread 0x7f58a64e5710 (LWP 11665)):
#0  0x00007f5994d6c3ec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00000000008f8207 in os_cond_wait (event=0x10fbab0, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:207
#2  os_event_wait_low (event=0x10fbab0, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:609
#3  0x000000000081f894 in srv_master_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:3876
#4  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#5  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 4 (Thread 0x7f58a5ce4710 (LWP 11666)):
#0  0x00007f5994d6c3ec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00000000008f8207 in os_cond_wait (event=0x10fbb40, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:207
#2  os_event_wait_low (event=0x10fbb40, reset_sig_count=1) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/os/os0sync.c:609
#3  0x0000000000821b8d in srv_purge_thread (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/storage/innobase/srv/srv0srv.c:3944
#4  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#5  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 3 (Thread 0x7f58a4414710 (LWP 11667)):
#0  0x00007f5994d70107 in do_sigwait () from /lib/libpthread.so.0
#1  0x00007f5994d701ad in sigwait () from /lib/libpthread.so.0
#2  0x0000000000508d6e in signal_hand (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/mysqld.cc:2732
#3  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#4  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 2 (Thread 0x7f58a43d3710 (LWP 11867)):
#0  0x00007f5994d6c3ec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x000000000050b3bd in cache_thread (thd=<value optimized out>, put_in_cache=true) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/include/mysql/psi/mysql_thread.h:980
#2  one_thread_per_connection_end (thd=<value optimized out>, put_in_cache=true) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/mysqld.cc:2329
#3  0x0000000000621da2 in do_handle_one_connection (thd_arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/sql_connect.cc:1493
#4  0x0000000000621ee4 in handle_one_connection (arg=<value optimized out>) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/sql_connect.cc:1391
#5  0x00007f5994d684f7 in start_thread () from /lib/libpthread.so.0
#6  0x00007f599400f28d in clone () from /lib/libc.so.6

Thread 1 (Thread 0x7f599518a700 (LWP 11640)):
#0  0x00007f5994006226 in poll () from /lib/libc.so.6
#1  0x0000000000507bb6 in handle_connections_sockets () at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/mysqld.cc:5361
#2  0x000000000050a08c in mysqld_main (argc=48, argv=0x10b2fc8) at /home/jenkins/workspace/percona-server-5.5-binaries/label_exp/centos5-64/Percona-Server-5.5.27-rel28.0/sql/mysqld.cc:4800
#3  0x00007f5993f59ba6 in __libc_start_main () from /lib/libc.so.6
#4  0x00000000005007f9 in _start ()