重启mysql
代码语言：javascript复制[root@upgrade-slave ~]# /etc/init.d/mysql stop
Shutting down MySQL (Percona Server)... [ OK ]
[root@upgrade-slave ~]# /etc/init.d/mysql start
Starting MySQL (Percona Server)........... [ OK ]
[root@upgrade-slave ~]# 检查日志
代码语言：javascript复制151126 21:49:21 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
2015-11-26 21:49:21 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2015-11-26 21:49:21 0 [Note] /usr/sbin/mysqld (mysqld 5.6.27-75.0-log) starting as process 20186 ...
2015-11-26 21:49:21 20186 [Warning] option 'innodb-autoextend-increment': unsigned value 33554432 adjusted to 1000
2015-11-26 21:49:21 20186 [Note] Plugin 'FEDERATED' is disabled.
2015-11-26 21:49:21 7f8f2869e7e0 InnoDB: Warning: Using innodb_additional_mem_pool_size is DEPRECATED. This option may be removed in future releases, together with the option innodb_use_sys_malloc and with the InnoDB's internal memory allocator.
2015-11-26 21:49:21 20186 [Note] InnoDB: Using atomics to ref count buffer pool pages
2015-11-26 21:49:21 20186 [Note] InnoDB: The InnoDB memory heap is disabled
2015-11-26 21:49:21 20186 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2015-11-26 21:49:21 20186 [Note] InnoDB: Memory barrier is not used
2015-11-26 21:49:21 20186 [Note] InnoDB: Compressed tables use zlib 1.2.3
2015-11-26 21:49:21 20186 [Note] InnoDB: Using Linux native AIO
2015-11-26 21:49:21 20186 [Note] InnoDB: Using CPU crc32 instructions
2015-11-26 21:49:21 20186 [Note] InnoDB: Initializing buffer pool, size = 20.0G
2015-11-26 21:49:25 20186 [Note] InnoDB: Completed initialization of buffer pool
2015-11-26 21:49:29 20186 [Note] InnoDB: Highest supported file format is Barracuda.
2015-11-26 21:49:30 20186 [Note] InnoDB: 128 rollback segment(s) are active.
2015-11-26 21:49:30 20186 [Note] InnoDB: Waiting for purge to start
2015-11-26 21:49:30 20186 [Note] InnoDB: Percona XtraDB (http://www.percona.com) 5.6.27-75.0 started; log sequence number 4538185053276
2015-11-26 21:49:30 20186 [Note] RSA private key file not found: /var/lib/mysql//private_key.pem. Some authentication plugins will not work.
2015-11-26 21:49:30 20186 [Note] RSA public key file not found: /var/lib/mysql//public_key.pem. Some authentication plugins will not work.
2015-11-26 21:49:30 20186 [Note] Server hostname (bind-address): '*'; port: 3306
2015-11-26 21:49:30 20186 [Note] IPv6 is available.
2015-11-26 21:49:30 20186 [Note] - '::' resolves to '::';
2015-11-26 21:49:30 20186 [Note] Server socket created on IP: '::'.
2015-11-26 21:49:30 20186 [Note] Event Scheduler: Loaded 0 events
2015-11-26 21:49:30 20186 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.6.27-75.0-log' socket: '/var/lib/mysql/mysql.sock' port: 3306 Percona Server (GPL), Release 75.0, Revision 8bb53b6schema的结构报错已经消失了，启动正常
同步数据库
代码语言：javascript复制mysql> show master status;
------------------ ---------- -------------- ------------------ -------------------
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
------------------ ---------- -------------- ------------------ -------------------
| mysql-bin.000004 | 120 | | | |
------------------ ---------- -------------- ------------------ -------------------
1 row in set (0.00 sec)
mysql> show slave statusG
Empty set (0.00 sec)
mysql>
mysql> CHANGE MASTER TO MASTER_HOST='192.168.100.123', MASTER_PORT=3306, MASTER_LOG_FILE='mysql-bin.000899',MASTER_LOG_POS=451678342,MASTER_USER='repl',MASTER_PASSWORD='xxxxxx';
Query OK, 0 rows affected, 2 warnings (0.33 sec)
mysql> show slave statusG
*************************** 1. row ***************************
Slave_IO_State:
Master_Host: 192.168.100.123
Master_User: repl
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000899
Read_Master_Log_Pos: 451678342
Relay_Log_File: relay-bin.000001
Relay_Log_Pos: 4
Relay_Master_Log_File: mysql-bin.000899
Slave_IO_Running: No
Slave_SQL_Running: No
Replicate_Do_DB:
Replicate_Ignore_DB: mysql,feeddb,mytempdb
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 451678342
Relay_Log_Space: 120
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: NULL
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 0
Master_UUID:
Master_Info_File: /var/lib/mysql/master.info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State:
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
1 row in set (0.00 sec)
mysql> start slave;
Query OK, 0 rows affected (0.03 sec)
mysql> show slave statusG
*************************** 1. row ***************************
Slave_IO_State: Queueing master event to the relay log
Master_Host: 192.168.100.123
Master_User: repl
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000899
Read_Master_Log_Pos: 465602930
Relay_Log_File: relay-bin.000002
Relay_Log_Pos: 585
Relay_Master_Log_File: mysql-bin.000899
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB: mysql,feeddb,mytempdb
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 451678658
Relay_Log_Space: 13925024
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 82821
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 3
Master_UUID:
Master_Info_File: /var/lib/mysql/master.info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: Opening tables
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
1 row in set (0.00 sec)
mysql> show slave statusG
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 192.168.100.123
Master_User: repl
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000900
Read_Master_Log_Pos: 745342806
Relay_Log_File: relay-bin.000002
Relay_Log_Pos: 51863048
Relay_Master_Log_File: mysql-bin.000899
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB: mysql,feeddb,mytempdb
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 503541121
Relay_Log_Space: 1368280295
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 77965
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 3
Master_UUID:
Master_Info_File: /var/lib/mysql/master.info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: System lock
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
1 row in set (0.00 sec)
mysql> 
