PXC加入新节点避免SST时grastate.dat文件内容的修改问题
在主从同步完成并关闭实例后,需要修改grastate.dat中的seqno:到底应该填已经执行过最后的XID号(Executed_Gtid_Set:),还是,还是将从哪一个执行的XID号(Executed_Gtid_Set+1)?
分析结果:从以下操作看应该为从哪一个执行的XID号(Executed_Gtid_Set+1).比如:show master status的Executed_Gtid_Set是0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3363764,那应该填:3363765
#vi grastate.dat
# GALERA saved state
version: 2.1
uuid: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
seqno: ?????
safe_to_bootstrap: 0
操作命令集:
cd /3101/data/
cp -r /data/backup/2018-08-18_01-42-32/* .
chown -R mysql:mysql *
\注:my.cnf 为去掉pxc参数的配置文件,my_pxc.cnf是有PXC参数的配置文质
/usr/local/pxc/bin/mysqld --defaults-file=/3101/my.cnf&
mysql -S /3101/tmp/mysql.sock -pzstzst
reset master;
set global gtid_purged='0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3204367';
change master to master_host='db210',master_port=3101,master_user='repl',master_password='repl4slave',master_auto_position=1;
start slave;
stop slave ;
show slave statusG;
Executed_Gtid_Set: 0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3363764
reset slave all;
root@localhost [(none)]>show master status;
+------------------+----------+--------------+------------------+------------------------------------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+------------------------------------------------+
| mysql-bin.000001 | 73162918 | | | 0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3363764 |
+------------------+----------+--------------+------------------+------------------------------------------------+
1 row in set (0.00 sec)
p
- 修改为已同步的XID号3363764,会提示:
#vi grastate.dat
# GALERA saved state
version: 2.1
uuid: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
seqno: 3363764
safe_to_bootstrap: 0
关键信息:
2018-08-18T05:12:40.016791Z 0 [Note] WSREP: Receiving IST... 0.0% (0/1 events) complete.
2018-08-18T05:12:40.022637Z 2 [ERROR] Slave SQL: Could not execute Write_rows event on table wenyz.t2; Duplicate entry '4080231' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos 173, Error_code: 1062
以下为全日志文件:
2018-08-18T05:12:37.007155Z 0 [Warning] The syntax '--log_warnings/-W' is deprecated and will be removed in a future release. Please use '--log_error_verbosity' instead.
2018-08-18T05:12:37.007399Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-08-18T05:12:37.007467Z 0 [Note] --secure-file-priv is set to NULL. Operations related to importing and exporting data are disabled
2018-08-18T05:12:37.007505Z 0 [Note] /usr/local/pxc/bin/mysqld (mysqld 5.7.22-22-29.26-log) starting as process 13561 ...
2018-08-18T05:12:37.011276Z 0 [Note] WSREP: Setting wsrep_ready to false
2018-08-18T05:12:37.011296Z 0 [Note] WSREP: No pre-stored wsrep-start position found. Skipping position initialization.
2018-08-18T05:12:37.011302Z 0 [Note] WSREP: wsrep_load(): loading provider library '/usr/local/pxc/lib/libgalera_smm.so'
2018-08-18T05:12:37.016523Z 0 [Note] WSREP: wsrep_load(): Galera 3.26(r) by Codership Oy <info@codership.com> loaded successfully.
2018-08-18T05:12:37.016594Z 0 [Note] WSREP: CRC-32C: using hardware acceleration.
2018-08-18T05:12:37.017073Z 0 [Note] WSREP: Found saved state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764, safe_to_bootstrap: 0
2018-08-18T05:12:37.033739Z 0 [Note] WSREP: GCache history reset: 00000000-0000-0000-0000-000000000000:0 -> f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764
2018-08-18T05:12:37.034737Z 0 [Note] WSREP: Assign initial position for certification: 3363764, protocol version: -1
2018-08-18T05:12:37.034770Z 0 [Note] WSREP: Preparing to initiate SST/IST
2018-08-18T05:12:37.034775Z 0 [Note] WSREP: Starting replication
2018-08-18T05:12:37.034791Z 0 [Note] WSREP: Setting initial position to f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764
2018-08-18T05:12:37.035054Z 0 [Note] WSREP: Using CRC-32C for message checksums.
2018-08-18T05:12:37.035171Z 0 [Note] WSREP: gcomm thread scheduling priority set to other:0
2018-08-18T05:12:37.035307Z 0 [Warning] WSREP: Fail to access the file (/3101/data//gvwstate.dat) error (No such file or directory). It is possible if node is booting for first time or re-booting after a graceful shutdown
2018-08-18T05:12:37.035316Z 0 [Note] WSREP: Restoring primary-component from disk failed. Either node is booting for first time or re-booting after a graceful shutdown
2018-08-18T05:12:37.035982Z 0 [Note] WSREP: GMCast version 0
2018-08-18T05:12:37.036299Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') listening at tcp://0.0.0.0:4567
2018-08-18T05:12:37.036308Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') multicast: , ttl: 1
2018-08-18T05:12:37.038548Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') connection established to 52637524 tcp://192.168.99.212:4567
2018-08-18T05:12:37.038571Z 0 [Warning] WSREP: (52637524, 'tcp://0.0.0.0:4567') address 'tcp://192.168.99.212:4567' points to own listening address, blacklisting
2018-08-18T05:12:37.038789Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') connection established to f5e9d0b5 tcp://192.168.99.210:4567
2018-08-18T05:12:37.038891Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') turning message relay requesting on, nonlive peers:
2018-08-18T05:12:37.039074Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') connection established to 334d1dc3 tcp://192.168.99.211:4567
2018-08-18T05:12:37.538670Z 0 [Note] WSREP: declaring 334d1dc3 at tcp://192.168.99.211:4567 stable
2018-08-18T05:12:37.538705Z 0 [Note] WSREP: declaring f5e9d0b5 at tcp://192.168.99.210:4567 stable
2018-08-18T05:12:37.539056Z 0 [Note] WSREP: Node 334d1dc3 state primary
2018-08-18T05:12:37.539426Z 0 [Note] WSREP: Current view of cluster as seen by this node
view (view_id(PRIM,334d1dc3,27)
memb {
334d1dc3,0
52637524,0
f5e9d0b5,0
}
joined {
}
left {
}
)
2018-08-18T05:12:37.539444Z 0 [Note] WSREP: Save the discovered primary-component to disk
2018-08-18T05:12:38.037701Z 0 [Note] WSREP: gcomm: connected
2018-08-18T05:12:38.037800Z 0 [Note] WSREP: Shifting CLOSED -> OPEN (TO: 0)
2018-08-18T05:12:38.037969Z 0 [Note] WSREP: Waiting for SST/IST to complete.
2018-08-18T05:12:38.037973Z 0 [Note] WSREP: New COMPONENT: primary = yes, bootstrap = no, my_idx = 1, memb_num = 3
2018-08-18T05:12:38.038003Z 0 [Note] WSREP: STATE EXCHANGE: Waiting for state UUID.
2018-08-18T05:12:38.038072Z 0 [Note] WSREP: STATE EXCHANGE: sent state msg: 709b1607-a2a5-11e8-bf12-4fc225cb1a6b
2018-08-18T05:12:38.038082Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 709b1607-a2a5-11e8-bf12-4fc225cb1a6b from 0 (db211)
2018-08-18T05:12:38.038089Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 709b1607-a2a5-11e8-bf12-4fc225cb1a6b from 2 (db210)
2018-08-18T05:12:38.038492Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 709b1607-a2a5-11e8-bf12-4fc225cb1a6b from 1 (db212)
2018-08-18T05:12:38.038503Z 0 [Note] WSREP: Quorum results:
version = 4,
component = PRIMARY,
conf_id = 26,
members = 2/3 (primary/total),
act_id = 3363765,
last_appl. = -1,
protocols = 0/8/3 (gcs/repl/appl),
group UUID = f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
2018-08-18T05:12:38.038510Z 0 [Note] WSREP: Flow-control interval: [173, 173]
2018-08-18T05:12:38.038513Z 0 [Note] WSREP: Trying to continue unpaused monitor
2018-08-18T05:12:38.038518Z 0 [Note] WSREP: Shifting OPEN -> PRIMARY (TO: 3363765)
2018-08-18T05:12:38.038584Z 2 [Note] WSREP: State transfer required:
Group state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
Local state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764
2018-08-18T05:12:38.038605Z 2 [Note] WSREP: REPL Protocols: 8 (3, 2)
2018-08-18T05:12:38.038617Z 2 [Note] WSREP: New cluster view: global state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765, view# 27: Primary, number of nodes: 3, my index: 1, protocol version 3
2018-08-18T05:12:38.038620Z 2 [Note] WSREP: Setting wsrep_ready to true
2018-08-18T05:12:38.038623Z 2 [Warning] WSREP: Gap in state sequence. Need state transfer.
2018-08-18T05:12:38.038626Z 2 [Note] WSREP: Setting wsrep_ready to false
2018-08-18T05:12:38.548564Z 2 [Note] WSREP: Prepared SST/IST request: xtrabackup-v2|192.168.99.212:4588/xtrabackup_sst//1
2018-08-18T05:12:38.548592Z 2 [Note] WSREP: Auto Increment Offset/Increment re-align with cluster membership change (Offset: 1 -> 2) (Increment: 1 -> 3)
2018-08-18T05:12:38.548612Z 2 [Note] WSREP: wsrep_notify_cmd is not defined, skipping notification.
2018-08-18T05:12:38.548633Z 2 [Note] WSREP: Assign initial position for certification: 3363765, protocol version: 3
2018-08-18T05:12:38.548690Z 0 [Note] WSREP: Service thread queue flushed.
2018-08-18T05:12:38.548733Z 2 [Note] WSREP: Check if state gap can be serviced using IST
2018-08-18T05:12:38.548853Z 2 [Note] WSREP: IST receiver addr using tcp://192.168.99.212:4568
2018-08-18T05:12:38.549017Z 2 [Note] WSREP: Prepared IST receiver, listening at: tcp://192.168.99.212:4568
2018-08-18T05:12:38.549038Z 2 [Note] WSREP: State gap can be likely serviced using IST. SST request though present would be void.
2018-08-18T05:12:38.549436Z 0 [Note] WSREP: Member 1.0 (db212) requested state transfer from '*any*'. Selected 2.0 (db210)(SYNCED) as donor.
2018-08-18T05:12:38.549451Z 0 [Note] WSREP: Shifting PRIMARY -> JOINER (TO: 3363765)
2018-08-18T05:12:38.549489Z 2 [Note] WSREP: Requesting state transfer: success, donor: 2
2018-08-18T05:12:38.549504Z 2 [Note] WSREP: GCache history reset: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:0 -> f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T05:12:38.881221Z 0 [Note] WSREP: 2.0 (db210): State transfer to 1.0 (db212) complete.
2018-08-18T05:12:38.881584Z 0 [Note] WSREP: Member 2.0 (db210) synced with group.
2018-08-18T05:12:38.900497Z WSREP_SST: [INFO] xtrabackup_ist received from donor: Running IST
2018-08-18T05:12:38.902699Z WSREP_SST: [INFO] Galera co-ords from recovery: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764
2018-08-18T05:12:38.914099Z 0 [Note] WSREP: SST complete, seqno: 3363764
2018-08-18T05:12:38.916064Z 0 [Note] InnoDB: PUNCH HOLE support available
2018-08-18T05:12:38.916075Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-08-18T05:12:38.916079Z 0 [Note] InnoDB: Uses event mutexes
2018-08-18T05:12:38.916083Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-08-18T05:12:38.916087Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.7
2018-08-18T05:12:38.916090Z 0 [Note] InnoDB: Using Linux native AIO
2018-08-18T05:12:38.916354Z 0 [Note] InnoDB: Number of pools: 1
2018-08-18T05:12:38.916489Z 0 [Note] InnoDB: Using CPU crc32 instructions
2018-08-18T05:12:38.918710Z 0 [Note] InnoDB: Initializing buffer pool, total size = 5G, instances = 1, chunk size = 128M
2018-08-18T05:12:39.097918Z 0 [Note] InnoDB: Completed initialization of buffer pool
2018-08-18T05:12:39.142187Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2018-08-18T05:12:39.178972Z 0 [Note] InnoDB: Crash recovery did not find the parallel doublewrite buffer at /data/pxc/mysql3101/data/xb_doublewrite
2018-08-18T05:12:39.180706Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2018-08-18T05:12:39.247496Z 0 [Note] InnoDB: Created parallel doublewrite buffer at /data/pxc/mysql3101/data/xb_doublewrite, size 3932160 bytes
2018-08-18T05:12:39.382191Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2018-08-18T05:12:39.382307Z 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2018-08-18T05:12:39.413135Z 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2018-08-18T05:12:39.414495Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2018-08-18T05:12:39.414508Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2018-08-18T05:12:39.414864Z 0 [Note] InnoDB: Waiting for purge to start
2018-08-18T05:12:39.465228Z 0 [Note] InnoDB: Percona XtraDB (http://www.percona.com) 5.7.22-rel22 started; log sequence number 1767442014
2018-08-18T05:12:39.465388Z 0 [Note] InnoDB: Loading buffer pool(s) from /data/pxc/mysql3101/data/ib_buffer_pool
2018-08-18T05:12:39.465986Z 0 [Note] Plugin 'FEDERATED' is disabled.
2018-08-18T05:12:39.990734Z 0 [Note] Found ca.pem, server-cert.pem and server-key.pem in data directory. Trying to enable SSL support using them.
2018-08-18T05:12:39.990761Z 0 [Note] Skipping generation of SSL certificates as certificate files are present in data directory.
2018-08-18T05:12:39.991586Z 0 [Warning] CA certificate ca.pem is self signed.
2018-08-18T05:12:39.991651Z 0 [Note] Skipping generation of RSA key pair as key files are present in data directory.
2018-08-18T05:12:39.991785Z 0 [Note] Server hostname (bind-address): '*'; port: 3101
2018-08-18T05:12:39.991842Z 0 [Note] IPv6 is available.
2018-08-18T05:12:39.991859Z 0 [Note] - '::' resolves to '::';
2018-08-18T05:12:39.991898Z 0 [Note] Server socket created on IP: '::'.
2018-08-18T05:12:40.002996Z 0 [Warning] Neither --relay-log nor --relay-log-index were used; so replication may break when this MySQL server acts as a slave and has his hostname changed!! Please use '--relay-log=db212-relay-bin' to avoid this problem.
2018-08-18T05:12:40.007070Z 0 [Warning] Recovery from master pos 226323000 and file mysql-bin.000006 for channel ''. Previous relay log pos and relay log file had been set to 76670171, ./db212-relay-bin.000002 respectively.
2018-08-18T05:12:40.014932Z 0 [Note] Event Scheduler: Loaded 0 events
2018-08-18T05:12:40.015044Z 0 [Note] WSREP: Signalling provider to continue on SST completion.
2018-08-18T05:12:40.016564Z 0 [Note] WSREP: Initialized wsrep sidno 2
2018-08-18T05:12:40.016594Z 0 [Note] WSREP: SST received: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363764
2018-08-18T05:12:40.016670Z 2 [Note] WSREP: Receiving IST: 1 writesets, seqnos 3363764-3363765
2018-08-18T05:12:40.016694Z 0 [Note] /usr/local/pxc/bin/mysqld: ready for connections.
Version: '5.7.22-22-29.26-log' socket: '/3101/tmp/mysql.sock' port: 3101 Percona XtraDB Cluster binary (GPL) 5.7.22-29.26, Revision da86071, wsrep_29.26
2018-08-18T05:12:40.016791Z 0 [Note] WSREP: Receiving IST... 0.0% (0/1 events) complete.
2018-08-18T05:12:40.022637Z 2 [ERROR] Slave SQL: Could not execute Write_rows event on table wenyz.t2; Duplicate entry '4080231' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos 173, Error_code: 1062
2018-08-18T05:12:40.022652Z 2 [Warning] WSREP: RBR event 3 Write_rows apply warning: 121, 3363765
2018-08-18T05:12:40.022805Z 2 [Note] WSREP: Applier statement rollback needed
2018-08-18T05:12:40.022834Z 2 [Warning] WSREP: Failed to apply app buffer: seqno: 3363765, status: 1
at galera/src/trx_handle.cpp:apply():351
Retrying 2th time
2018-08-18T05:12:40.022943Z 2 [ERROR] Slave SQL: Could not execute Write_rows event on table wenyz.t2; Duplicate entry '4080231' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos 173, Error_code: 1062
2018-08-18T05:12:40.022955Z 2 [Warning] WSREP: RBR event 3 Write_rows apply warning: 121, 3363765
2018-08-18T05:12:40.023065Z 2 [Note] WSREP: Applier statement rollback needed
2018-08-18T05:12:40.023091Z 2 [Warning] WSREP: Failed to apply app buffer: seqno: 3363765, status: 1
at galera/src/trx_handle.cpp:apply():351
Retrying 3th time
2018-08-18T05:12:40.023168Z 2 [ERROR] Slave SQL: Could not execute Write_rows event on table wenyz.t2; Duplicate entry '4080231' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos 173, Error_code: 1062
2018-08-18T05:12:40.023175Z 2 [Warning] WSREP: RBR event 3 Write_rows apply warning: 121, 3363765
2018-08-18T05:12:40.023829Z 2 [Note] WSREP: Applier statement rollback needed
2018-08-18T05:12:40.023854Z 2 [Warning] WSREP: Failed to apply app buffer: seqno: 3363765, status: 1
at galera/src/trx_handle.cpp:apply():351
Retrying 4th time
2018-08-18T05:12:40.023945Z 2 [ERROR] Slave SQL: Could not execute Write_rows event on table wenyz.t2; Duplicate entry '4080231' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos 173, Error_code: 1062
2018-08-18T05:12:40.023963Z 2 [Warning] WSREP: RBR event 3 Write_rows apply warning: 121, 3363765
2018-08-18T05:12:40.024520Z 2 [Note] WSREP: Applier statement rollback needed
2018-08-18T05:12:40.024569Z 2 [ERROR] WSREP: receiving IST failed, node restart required: Failed to apply trx 3363765 4 times
2018-08-18T05:12:40.024583Z 2 [ERROR] WSREP: failed trx: source: f5e9d0b5-a1d0-11e8-a8ab-fb9117856933 version: 3 local: 0 state: APPLYING flags: 257 conn_id: 461 trx_id: 3365041 seqnos (l: -1, g: 3363765, s: 3363764, d: 3363764, ts: 1008762593706070)
2018-08-18T05:12:40.538080Z 0 [Note] WSREP: (52637524, 'tcp://0.0.0.0:4567') turning message relay requesting off
2018-08-18T05:12:40.731840Z 0 [Note] InnoDB: Buffer pool(s) load completed at 180818 13:12:40
- 实例启来了,但状态不对(wsrep_local_state=1):
root@localhost [(none)]>show master status;
+------------------+----------+--------------+------------------+------------------------------------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+------------------------------------------------+
| mysql-bin.000002 | 194 | | | 0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3363764 |
+------------------+----------+--------------+------------------+------------------------------------------------+
1 row in set (0.00 sec)
root@localhost [(none)]>show global status like '%wsrep%';
+----------------------------------+-------------------------------------------------------------+
| Variable_name | Value |
+----------------------------------+-------------------------------------------------------------+
| wsrep_local_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_protocol_version | 8 |
| wsrep_last_applied | 3363764 |
| wsrep_last_committed | 3363764 |
| wsrep_replicated | 0 |
| wsrep_replicated_bytes | 0 |
| wsrep_repl_keys | 0 |
| wsrep_repl_keys_bytes | 0 |
| wsrep_repl_data_bytes | 0 |
| wsrep_repl_other_bytes | 0 |
| wsrep_received | 1 |
| wsrep_received_bytes | 277 |
| wsrep_local_commits | 0 |
| wsrep_local_cert_failures | 0 |
| wsrep_local_replays | 0 |
| wsrep_local_send_queue | 0 |
| wsrep_local_send_queue_max | 1 |
| wsrep_local_send_queue_min | 0 |
| wsrep_local_send_queue_avg | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 1 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_local_cached_downto | 0 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_flow_control_interval | [ 173, 173 ] |
| wsrep_flow_control_interval_low | 173 |
| wsrep_flow_control_interval_high | 173 |
| wsrep_flow_control_status | OFF |
| wsrep_cert_deps_distance | 0.000000 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 1.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 0.000000 |
| wsrep_local_state | 1 |
| wsrep_local_state_comment | Joining: receiving State Transfer |
| wsrep_cert_index_size | 0 |
| wsrep_cert_bucket_count | 22 |
| wsrep_gcache_pool_size | 1536 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_ist_receive_status | 100% complete, received seqno 3363765 of 3363765-3363765 |
| wsrep_ist_receive_seqno_start | 3363765 |
| wsrep_ist_receive_seqno_current | 3363765 |
| wsrep_ist_receive_seqno_end | 3363765 |
| wsrep_incoming_addresses | 192.168.99.211:3101,192.168.99.212:3101,192.168.99.210:3101 |
| wsrep_desync_count | 0 |
| wsrep_evs_delayed | |
| wsrep_evs_evict_list | |
| wsrep_evs_repl_latency | 0/0/0/0/0 |
| wsrep_evs_state | OPERATIONAL |
| wsrep_gcomm_uuid | 52637524-a2a5-11e8-9202-5e6bd08af1e3 |
| wsrep_cluster_conf_id | 27 |
| wsrep_cluster_size | 3 |
| wsrep_cluster_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 1 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.26(r) |
| wsrep_ready | OFF |
+----------------------------------+-------------------------------------------------------------+
68 rows in set (0.01 sec)
修改为GTID+1的XID(3363765)的执行情况
[root@db212_15:53:31 /3101/data]
#cat grastate.dat
# GALERA saved state
version: 2.1
uuid: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
seqno: 3363765
safe_to_bootstrap: 0
- error.log
#vi error.log
2018-08-18T08:11:19.233282Z 0 [Warning] The syntax '--log_warnings/-W' is deprecated and will be removed in a future release. Please use '--log_error_verbosity' instead.
2018-08-18T08:11:19.233530Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-08-18T08:11:19.233598Z 0 [Note] --secure-file-priv is set to NULL. Operations related to importing and exporting data are disabled
2018-08-18T08:11:19.233637Z 0 [Note] /usr/local/pxc/bin/mysqld (mysqld 5.7.22-22-29.26-log) starting as process 14354 ...
2018-08-18T08:11:19.237530Z 0 [Note] WSREP: Setting wsrep_ready to false
2018-08-18T08:11:19.237549Z 0 [Note] WSREP: No pre-stored wsrep-start position found. Skipping position initialization.
2018-08-18T08:11:19.237555Z 0 [Note] WSREP: wsrep_load(): loading provider library '/usr/local/pxc/lib/libgalera_smm.so'
2018-08-18T08:11:19.242964Z 0 [Note] WSREP: wsrep_load(): Galera 3.26(r) by Codership Oy <info@codership.com> loaded successfully.
2018-08-18T08:11:19.243040Z 0 [Note] WSREP: CRC-32C: using hardware acceleration.
2018-08-18T08:11:19.243521Z 0 [Note] WSREP: Found saved state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765, safe_to_bootstrap: 0
2018-08-18T08:11:19.261079Z 0 [Note] WSREP: GCache history reset: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:0 -> f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T08:11:19.261575Z 0 [Note] WSREP: Assign initial position for certification: 3363765, protocol version: -1
2018-08-18T08:11:19.261594Z 0 [Note] WSREP: Preparing to initiate SST/IST
2018-08-18T08:11:19.261598Z 0 [Note] WSREP: Starting replication
2018-08-18T08:11:19.261612Z 0 [Note] WSREP: Setting initial position to f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T08:11:19.261802Z 0 [Note] WSREP: Using CRC-32C for message checksums.
2018-08-18T08:11:19.261905Z 0 [Note] WSREP: gcomm thread scheduling priority set to other:0
2018-08-18T08:11:19.262020Z 0 [Warning] WSREP: Fail to access the file (/3101/data//gvwstate.dat) error (No such file or directory). It is possible if node is booting for first time or re-booting after a graceful shutdown
2018-08-18T08:11:19.262028Z 0 [Note] WSREP: Restoring primary-component from disk failed. Either node is booting for first time or re-booting after a graceful shutdown
2018-08-18T08:11:19.262665Z 0 [Note] WSREP: GMCast version 0
2018-08-18T08:11:19.262992Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') listening at tcp://0.0.0.0:4567
2018-08-18T08:11:19.263006Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') multicast: , ttl: 1
2018-08-18T08:11:19.264937Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') connection established to 495569ff tcp://192.168.99.212:4567
2018-08-18T08:11:19.264958Z 0 [Warning] WSREP: (495569ff, 'tcp://0.0.0.0:4567') address 'tcp://192.168.99.212:4567' points to own listening address, blacklisting
2018-08-18T08:11:19.265358Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') connection established to 334d1dc3 tcp://192.168.99.211:4567
2018-08-18T08:11:19.265456Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') turning message relay requesting on, nonlive peers:
2018-08-18T08:11:19.265484Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') connection established to f5e9d0b5 tcp://192.168.99.210:4567
2018-08-18T08:11:19.764859Z 0 [Note] WSREP: declaring 334d1dc3 at tcp://192.168.99.211:4567 stable
2018-08-18T08:11:19.764897Z 0 [Note] WSREP: declaring f5e9d0b5 at tcp://192.168.99.210:4567 stable
2018-08-18T08:11:19.765236Z 0 [Note] WSREP: Node 334d1dc3 state primary
2018-08-18T08:11:19.765538Z 0 [Note] WSREP: Current view of cluster as seen by this node
view (view_id(PRIM,334d1dc3,31)
memb {
334d1dc3,0
495569ff,0
f5e9d0b5,0
}
joined {
}
left {
}
)
2018-08-18T08:11:19.765550Z 0 [Note] WSREP: Save the discovered primary-component to disk
2018-08-18T08:11:20.264288Z 0 [Note] WSREP: gcomm: connected
2018-08-18T08:11:20.264384Z 0 [Note] WSREP: Shifting CLOSED -> OPEN (TO: 0)
2018-08-18T08:11:20.264519Z 0 [Note] WSREP: New COMPONENT: primary = yes, bootstrap = no, my_idx = 1, memb_num = 3
2018-08-18T08:11:20.264589Z 0 [Note] WSREP: STATE EXCHANGE: Waiting for state UUID.
2018-08-18T08:11:20.264590Z 0 [Note] WSREP: Waiting for SST/IST to complete.
2018-08-18T08:11:20.264625Z 0 [Note] WSREP: STATE EXCHANGE: sent state msg: 67952d95-a2be-11e8-81ed-abb61082a544
2018-08-18T08:11:20.264634Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 67952d95-a2be-11e8-81ed-abb61082a544 from 0 (db211)
2018-08-18T08:11:20.264640Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 67952d95-a2be-11e8-81ed-abb61082a544 from 2 (db210)
2018-08-18T08:11:20.265036Z 0 [Note] WSREP: STATE EXCHANGE: got state msg: 67952d95-a2be-11e8-81ed-abb61082a544 from 1 (db212)
2018-08-18T08:11:20.265056Z 0 [Note] WSREP: Quorum results:
version = 4,
component = PRIMARY,
conf_id = 30,
members = 2/3 (primary/total),
act_id = 3443542,
last_appl. = -1,
protocols = 0/8/3 (gcs/repl/appl),
group UUID = f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
2018-08-18T08:11:20.265063Z 0 [Note] WSREP: Flow-control interval: [173, 173]
2018-08-18T08:11:20.265066Z 0 [Note] WSREP: Trying to continue unpaused monitor
2018-08-18T08:11:20.265071Z 0 [Note] WSREP: Shifting OPEN -> PRIMARY (TO: 3443542)
2018-08-18T08:11:20.265135Z 1 [Note] WSREP: State transfer required:
Group state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3443542
Local state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T08:11:20.265155Z 1 [Note] WSREP: REPL Protocols: 8 (3, 2)
2018-08-18T08:11:20.265166Z 1 [Note] WSREP: New cluster view: global state: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3443542, view# 31: Primary, number of nodes: 3, my index: 1, protocol version 3
2018-08-18T08:11:20.265170Z 1 [Note] WSREP: Setting wsrep_ready to true
2018-08-18T08:11:20.265173Z 1 [Warning] WSREP: Gap in state sequence. Need state transfer.
2018-08-18T08:11:20.265175Z 1 [Note] WSREP: Setting wsrep_ready to false
2018-08-18T08:11:20.777717Z 1 [Note] WSREP: Prepared SST/IST request: xtrabackup-v2|192.168.99.212:4588/xtrabackup_sst//1
2018-08-18T08:11:20.777738Z 1 [Note] WSREP: Auto Increment Offset/Increment re-align with cluster membership change (Offset: 1 -> 2) (Increment: 1 -> 3)
2018-08-18T08:11:20.777761Z 1 [Note] WSREP: wsrep_notify_cmd is not defined, skipping notification.
2018-08-18T08:11:20.777783Z 1 [Note] WSREP: Assign initial position for certification: 3443542, protocol version: 3
2018-08-18T08:11:20.777841Z 0 [Note] WSREP: Service thread queue flushed.
2018-08-18T08:11:20.777897Z 1 [Note] WSREP: Check if state gap can be serviced using IST
2018-08-18T08:11:20.778016Z 1 [Note] WSREP: IST receiver addr using tcp://192.168.99.212:4568
2018-08-18T08:11:20.778164Z 1 [Note] WSREP: Prepared IST receiver, listening at: tcp://192.168.99.212:4568
2018-08-18T08:11:20.778182Z 1 [Note] WSREP: State gap can be likely serviced using IST. SST request though present would be void.
2018-08-18T08:11:20.778608Z 0 [Note] WSREP: Member 1.0 (db212) requested state transfer from '*any*'. Selected 2.0 (db210)(SYNCED) as donor.
2018-08-18T08:11:20.778620Z 0 [Note] WSREP: Shifting PRIMARY -> JOINER (TO: 3443542)
2018-08-18T08:11:20.778658Z 1 [Note] WSREP: Requesting state transfer: success, donor: 2
2018-08-18T08:11:20.778680Z 1 [Note] WSREP: GCache history reset: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:0 -> f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3443542
2018-08-18T08:11:21.108717Z 0 [Note] WSREP: 2.0 (db210): State transfer to 1.0 (db212) complete.
2018-08-18T08:11:21.109088Z 0 [Note] WSREP: Member 2.0 (db210) synced with group.
2018-08-18T08:11:21.127557Z WSREP_SST: [INFO] xtrabackup_ist received from donor: Running IST
2018-08-18T08:11:21.129735Z WSREP_SST: [INFO] Galera co-ords from recovery: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T08:11:21.140447Z 0 [Note] WSREP: SST complete, seqno: 3363765
2018-08-18T08:11:21.142362Z 0 [Note] InnoDB: PUNCH HOLE support available
2018-08-18T08:11:21.142385Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-08-18T08:11:21.142389Z 0 [Note] InnoDB: Uses event mutexes
2018-08-18T08:11:21.142393Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-08-18T08:11:21.142396Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.7
2018-08-18T08:11:21.142400Z 0 [Note] InnoDB: Using Linux native AIO
2018-08-18T08:11:21.142716Z 0 [Note] InnoDB: Number of pools: 1
2018-08-18T08:11:21.142850Z 0 [Note] InnoDB: Using CPU crc32 instructions
2018-08-18T08:11:21.145049Z 0 [Note] InnoDB: Initializing buffer pool, total size = 5G, instances = 1, chunk size = 128M
2018-08-18T08:11:21.304608Z 0 [Note] InnoDB: Completed initialization of buffer pool
2018-08-18T08:11:21.344323Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2018-08-18T08:11:21.389070Z 0 [Note] InnoDB: Crash recovery did not find the parallel doublewrite buffer at /data/pxc/mysql3101/data/xb_doublewrite
2018-08-18T08:11:21.391376Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2018-08-18T08:11:21.436004Z 0 [Note] InnoDB: Created parallel doublewrite buffer at /data/pxc/mysql3101/data/xb_doublewrite, size 3932160 bytes
2018-08-18T08:11:21.573504Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2018-08-18T08:11:21.573610Z 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2018-08-18T08:11:21.604616Z 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2018-08-18T08:11:21.605965Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2018-08-18T08:11:21.605977Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2018-08-18T08:11:21.606305Z 0 [Note] InnoDB: Waiting for purge to start
2018-08-18T08:11:21.656732Z 0 [Note] InnoDB: Percona XtraDB (http://www.percona.com) 5.7.22-rel22 started; log sequence number 1767492650
2018-08-18T08:11:21.656892Z 0 [Note] InnoDB: Loading buffer pool(s) from /data/pxc/mysql3101/data/ib_buffer_pool
2018-08-18T08:11:21.657052Z 0 [Note] Plugin 'FEDERATED' is disabled.
2018-08-18T08:11:21.674392Z 0 [Note] Found ca.pem, server-cert.pem and server-key.pem in data directory. Trying to enable SSL support using them.
2018-08-18T08:11:21.674407Z 0 [Note] Skipping generation of SSL certificates as certificate files are present in data directory.
2018-08-18T08:11:21.675138Z 0 [Warning] CA certificate ca.pem is self signed.
2018-08-18T08:11:21.675194Z 0 [Note] Skipping generation of RSA key pair as key files are present in data directory.
2018-08-18T08:11:21.675325Z 0 [Note] Server hostname (bind-address): '*'; port: 3101
2018-08-18T08:11:21.675378Z 0 [Note] IPv6 is available.
2018-08-18T08:11:21.675391Z 0 [Note] - '::' resolves to '::';
2018-08-18T08:11:21.675406Z 0 [Note] Server socket created on IP: '::'.
2018-08-18T08:11:21.694594Z 0 [Note] Event Scheduler: Loaded 0 events
2018-08-18T08:11:21.694696Z 0 [Note] WSREP: Signalling provider to continue on SST completion.
2018-08-18T08:11:21.694716Z 0 [Note] WSREP: Initialized wsrep sidno 2
2018-08-18T08:11:21.694734Z 0 [Note] WSREP: SST received: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3363765
2018-08-18T08:11:21.694799Z 1 [Note] WSREP: Receiving IST: 79777 writesets, seqnos 3363765-3443542
2018-08-18T08:11:21.694827Z 0 [Note] /usr/local/pxc/bin/mysqld: ready for connections.
Version: '5.7.22-22-29.26-log' socket: '/3101/tmp/mysql.sock' port: 3101 Percona XtraDB Cluster binary (GPL) 5.7.22-29.26, Revision da86071, wsrep_29.26
2018-08-18T08:11:21.694933Z 0 [Note] WSREP: Receiving IST... 0.0% ( 0/79777 events) complete.
2018-08-18T08:11:21.803155Z 0 [Note] InnoDB: Buffer pool(s) load completed at 180818 16:11:21
2018-08-18T08:11:22.764669Z 0 [Note] WSREP: (495569ff, 'tcp://0.0.0.0:4567') turning message relay requesting off
2018-08-18T08:11:31.696659Z 0 [Note] WSREP: Receiving IST... 83.8% (66816/79777 events) complete.
2018-08-18T08:11:33.502974Z 0 [Note] WSREP: Receiving IST...100.0% (79777/79777 events) complete.
2018-08-18T08:11:33.503181Z 1 [Note] WSREP: IST received: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6:3443542
2018-08-18T08:11:33.503586Z 0 [Note] WSREP: 1.0 (db212): State transfer from 2.0 (db210) complete.
2018-08-18T08:11:33.503600Z 0 [Note] WSREP: SST leaving flow control
2018-08-18T08:11:33.503606Z 0 [Note] WSREP: Shifting JOINER -> JOINED (TO: 3443542)
2018-08-18T08:11:33.503913Z 0 [Note] WSREP: Member 1.0 (db212) synced with group.
2018-08-18T08:11:33.503925Z 0 [Note] WSREP: Shifting JOINED -> SYNCED (TO: 3443542)
2018-08-18T08:11:33.503943Z 1 [Note] WSREP: Synchronized with group, ready for connections
2018-08-18T08:11:33.503952Z 1 [Note] WSREP: Setting wsrep_ready to true
2018-08-18T08:11:33.503956Z 1 [Note] WSREP: wsrep_notify_cmd is not defined, skipping notification.
Current database: *** NONE ***
+------------------+----------+--------------+------------------+------------------------------------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+------------------------------------------------+
| mysql-bin.000003 | 194 | | | 0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3363764 |
+------------------+----------+--------------+------------------+------------------------------------------------+
1 row in set (0.00 sec)
root@localhost [(none)]>show global status like '%wsrep%';
+----------------------------------+-------------------------------------------------------------+
| Variable_name | Value |
+----------------------------------+-------------------------------------------------------------+
| wsrep_local_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_protocol_version | 8 |
| wsrep_last_applied | 3363765 |
| wsrep_last_committed | 3363765 |
| wsrep_replicated | 0 |
| wsrep_replicated_bytes | 0 |
| wsrep_repl_keys | 0 |
| wsrep_repl_keys_bytes | 0 |
| wsrep_repl_data_bytes | 0 |
| wsrep_repl_other_bytes | 0 |
| wsrep_received | 2 |
| wsrep_received_bytes | 285 |
| wsrep_local_commits | 0 |
| wsrep_local_cert_failures | 0 |
| wsrep_local_replays | 0 |
| wsrep_local_send_queue | 0 |
| wsrep_local_send_queue_max | 1 |
| wsrep_local_send_queue_min | 0 |
| wsrep_local_send_queue_avg | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 1 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_local_cached_downto | 0 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_flow_control_interval | [ 173, 173 ] |
| wsrep_flow_control_interval_low | 173 |
| wsrep_flow_control_interval_high | 173 |
| wsrep_flow_control_status | OFF |
| wsrep_cert_deps_distance | 0.000000 |
| 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 | 4 |
| wsrep_local_state_comment | Synced |
| wsrep_cert_index_size | 0 |
| wsrep_cert_bucket_count | 22 |
| wsrep_gcache_pool_size | 1320 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_ist_receive_status | |
| wsrep_ist_receive_seqno_start | 0 |
| wsrep_ist_receive_seqno_current | 0 |
| wsrep_ist_receive_seqno_end | 0 |
| wsrep_incoming_addresses | 192.168.99.212:3101,192.168.99.211:3101,192.168.99.210:3101 |
| wsrep_desync_count | 0 |
| wsrep_evs_delayed | |
| wsrep_evs_evict_list | |
| wsrep_evs_repl_latency | 0/0/0/0/0 |
| wsrep_evs_state | OPERATIONAL |
| wsrep_gcomm_uuid | 03a1abaf-a2bc-11e8-b1e3-a6c5831d0c91 |
| wsrep_cluster_conf_id | 29 |
| wsrep_cluster_size | 3 |
| wsrep_cluster_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 0 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.26(r) |
| wsrep_ready | ON |
+----------------------------------+-------------------------------------------------------------+
68 rows in set (0.00 sec)
将已有PXC节点关闭,查看grastate.dat中的seqno位置
- 关闭前节点状态检查:
root@localhost [(none)]>show global status like '%wsrep%';
+----------------------------------+-------------------------------------------------------------+
| Variable_name | Value |
+----------------------------------+-------------------------------------------------------------+
| wsrep_local_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_protocol_version | 8 |
| wsrep_last_applied | 3443542 |
| wsrep_last_committed | 3443542 |
| wsrep_replicated | 0 |
| wsrep_replicated_bytes | 0 |
| wsrep_repl_keys | 0 |
| wsrep_repl_keys_bytes | 0 |
| wsrep_repl_data_bytes | 0 |
| wsrep_repl_other_bytes | 0 |
| wsrep_received | 3 |
| wsrep_received_bytes | 293 |
| wsrep_local_commits | 0 |
| wsrep_local_cert_failures | 0 |
| wsrep_local_replays | 0 |
| wsrep_local_send_queue | 0 |
| wsrep_local_send_queue_max | 1 |
| wsrep_local_send_queue_min | 0 |
| wsrep_local_send_queue_avg | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 1 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_local_cached_downto | 0 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_flow_control_interval | [ 173, 173 ] |
| wsrep_flow_control_interval_low | 173 |
| wsrep_flow_control_interval_high | 173 |
| wsrep_flow_control_status | OFF |
| wsrep_cert_deps_distance | 0.000000 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 1.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 1.000000 |
| wsrep_local_state | 4 |
| wsrep_local_state_comment | Synced |
| wsrep_cert_index_size | 0 |
| wsrep_cert_bucket_count | 22 |
| wsrep_gcache_pool_size | 1536 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_ist_receive_status | |
| wsrep_ist_receive_seqno_start | 0 |
| wsrep_ist_receive_seqno_current | 0 |
| wsrep_ist_receive_seqno_end | 0 |
| wsrep_incoming_addresses | 192.168.99.211:3101,192.168.99.212:3101,192.168.99.210:3101 |
| wsrep_desync_count | 0 |
| wsrep_evs_delayed | |
| wsrep_evs_evict_list | |
| wsrep_evs_repl_latency | 0/0/0/0/0 |
| wsrep_evs_state | OPERATIONAL |
| wsrep_gcomm_uuid | 495569ff-a2be-11e8-90eb-3ff707d359ca |
| wsrep_cluster_conf_id | 31 |
| wsrep_cluster_size | 3 |
| wsrep_cluster_state_uuid | f5ea51e1-a1d0-11e8-b9c7-43286b421cc6 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 1 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.26(r) |
| wsrep_ready | ON |
+----------------------------------+-------------------------------------------------------------+
68 rows in set (0.00 sec)
root@localhost [(none)]>show master statusG;
*************************** 1. row ***************************
File: mysql-bin.000004
Position: 36617641
Binlog_Do_DB:
Binlog_Ignore_DB:
Executed_Gtid_Set: 0a15ae1e-5e2f-ee17-4638-bcd794bde339:1-3443541
1 row in set (0.00 sec)
ERROR:
No query specified
root@localhost [(none)]>shutdown;
Query OK, 0 rows affected (0.00 sec)
- 查看grastate.dat中的seqno位置
[root@db212_16:20:45 /3101/data]
#cat grastate.dat
# GALERA saved state
version: 2.1
uuid: f5ea51e1-a1d0-11e8-b9c7-43286b421cc6
seqno: 3443542
safe_to_bootstrap: 0