Galera

  1. Bug #1080539
  2. Comment #0

Comment 0 for bug 1080539

Revision history for this message
marsxu (xjxyxgq) wrote :

I've got a three node xtradb cluster.

Sysbench command:
########sysbench######
for ((i=1;i<20;i++,i++,i++)); do sysbench --test=oltp --mysql-host=10.10.59.51 --mysql-port=5003 --mysql-user=testu --mysql-password=testp --mysql-db=sbtest --mysql-table-engine=innodb --mysql-engine-trx=yes --oltp-table-size=400000000 --num-threads=${i}00 --max-time=0 --max-requests=0 run;date; done
####################

  When --num-threads > 500 , mysql error log print(sometimes) :
#######error.log#######
121112 17:15:22 [Note] WSREP: (52d1b2b7-2c9f-11e2-0800-f27a6d19a130, 'tcp://10.10.59.230:5030') turning message relay requesting off
121112 17:15:22 [Note] WSREP: (52d1b2b7-2c9f-11e2-0800-f27a6d19a130, 'tcp://10.10.59.230:5030') cleaning up duplicate 0x7f74b801b0e0 after established 0x2b71870
121112 17:15:24 [Warning] WSREP: readjusting seq range 801 to 255
121112 17:15:24 [ERROR] WSREP: exception caused by message: evs::msg{version=0,type=1,user_type=255,order=0,seq=975216,seq_range=0,aru_seq=974414,flags=4,source=ffc955be-2c92-11e2-0800-658df0cf61e1,source_view_id=view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5),range_uuid=00000000-0000-0000-0000-000000000000,range=[-1,-1],fifo_seq=2474613,node_list=()
}
121112 17:15:24 [ERROR] WSREP: state after handling message: evs::proto(evs::proto(52d1b2b7-2c9f-11e2-0800-f27a6d19a130, OPERATIONAL, view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5)), OPERATIONAL) {
current_view=view(view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5) memb {
        52d1b2b7-2c9f-11e2-0800-f27a6d19a130,
        54808247-2c93-11e2-0800-d94fc5e26d6e,
        ffc955be-2c92-11e2-0800-658df0cf61e1,
} joined {
} left {
} partitioned {
}),
input_map=evs::input_map: {aru_seq=974410,safe_seq=974410,node_index=node: {idx=0,range=[974671,974670],safe_seq=974410} node: {idx=1,range=[974415,974414],safe_seq=974410} node: {idx=2,range=[974411,975216],safe_seq=974414} ,msg_index= (0,974414),evs::msg{version=0,type=1,user_type=255,order=0,seq=974414,seq_range=0,aru_seq=974410,flags=0,source=52d1b2b7-2c9f-11e2-0800-f27a6d19a130,source_view_id=view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5),range_uuid=00000000-0000-0000-0000-000000000000,range=[-1,-1],fifo_seq=1948755,node_list=()
}
        (1,974414),evs::msg{version=0,type=1,user_type=255,order=0,se
121112 17:15:24 [ERROR] WSREP: exception from gcomm, backend must be restarted:range.get_hs() == last_msg_seq: evs::msg{version=0,type=1,user_type=255,order=0,seq=974415,seq_range=255,aru_seq=974410,flags=0,source=52d1b2b7-2c9f-11e2-0800-f27a6d19a130,source_view_id=view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5),range_uuid=00000000-0000-0000-0000-000000000000,range=[-1,-1],fifo_seq=1948757,node_list=()
} evs::input_map: {aru_seq=974410,safe_seq=974410,node_index=node: {idx=0,range=[974671,974670],safe_seq=974410} node: {idx=1,range=[974415,974414],safe_seq=974410} node: {idx=2,range=[974411,975216],safe_seq=974414} ,msg_index= (0,974414),evs::msg{version=0,type=1,user_type=255,order=0,seq=974414,seq_range=0,aru_seq=974410,flags=0,source=52d1b2b7-2c9f-11e2-0800-f27a6d19a130,source_view_id=view_id(REG,52d1b2b7-2c9f-11e2-0800-f27a6d19a130,5),range_uuid=00000000-0000-0000-0000-000000000000,range=[-1,-1],fifo_seq=1948755,node_list=()
}
        (1,974414),evs::msg{version=0,type=1,user_type=255,order=0,seq=974414,seq_range=0,aru_seq=974410,
121112 17:15:24 [Note] WSREP: Received self-leave message.
121112 17:15:24 [Note] WSREP: Flow-control interval: [0, 0]
121112 17:15:24 [Note] WSREP: Received SELF-LEAVE. Closing connection.
121112 17:15:24 [Note] WSREP: Shifting SYNCED -> CLOSED (TO: 1229737)
121112 17:15:24 [Note] WSREP: RECV thread exiting 0: Success
#######error.log#######

   All cluster nodes status like this:
mysql> show status like 'wsrep%';
+----------------------------+--------------------------------------+
| Variable_name | Value |
 +----------------------------+--------------------------------------+
| wsrep_local_state_uuid | 23b36a90-299b-11e2-0800-0494f50ee1f9 |
| wsrep_protocol_version | 4 |
| wsrep_last_committed | 2110735 |
| wsrep_replicated | 238039 |
| wsrep_replicated_bytes | 329257886 |
| wsrep_received | 770 |
| wsrep_received_bytes | 7307 |
| wsrep_local_commits | 238039 |
| wsrep_local_cert_failures | 0 |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_replays | 0 |
| wsrep_local_send_queue | 0 |
| wsrep_local_send_queue_avg | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_cert_deps_distance | 1793.307719 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 0.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 0.000000 |
| wsrep_local_state | 0 |
| wsrep_local_state_comment | Initialized (0) |
| wsrep_cert_index_size | 8627 |
| wsrep_causal_reads | 0 |
| wsrep_cluster_conf_id | 18446744073709551615 |
| wsrep_cluster_size | 2 |
| wsrep_cluster_state_uuid | 23b36a90-299b-11e2-0800-0494f50ee1f9 |
| wsrep_cluster_status | non-Primary |
| wsrep_connected | ON |
| wsrep_local_index | 0 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <email address hidden> |
| wsrep_provider_version | 2.2(r115) |
| wsrep_ready | OFF |
 +----------------------------+--------------------------------------+

I can only normal shutdown write node.
Read node shutdown logs:
#######error.log#######
121112 19:42:13 [Note] /usr/local/Percona-XtraDB-Cluster-5.5.27-23.6.356.Linux.x86_64/bin/mysqld: Normal shutdown

121112 19:42:13 [Note] WSREP: Stop replication
121112 19:42:13 [Note] WSREP: Provider disconnect
121112 19:42:13 [Note] WSREP: Closing send monitor...
121112 19:42:13 [Note] WSREP: Closed send monitor.
121112 19:42:13 [Note] WSREP: closing connection 74
121112 19:42:13 [Note] WSREP: Before Lock_thread_count
121112 19:42:15 [Note] WSREP: waiting for client connections to close: 33 (Wait a long time .... no next response ....)
#######error.log#######