实现MySQL半同步架构
MariaDB [(none)]> show slave status\G *************************** 1. row ***************************Slave_IO_State: Waiting for master to send event
Master_Host: 192.168.68.17
Master_User: repluser
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mariadb-bin.000001
Read_Master_Log_Pos: 557
Relay_Log_File: mariadb-relay-bin.000002
Relay_Log_Pos: 843
Relay_Master_Log_File: mariadb-bin.000001
Slave_IO_Running: Yes"重点关注如果是NO表示线程没起来"
Slave_SQL_Running: Yes "重点关注 如果是NO表示该线程没起来"
Replicate_Do_DB:
Replicate_Ignore_DB:
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: 557
Relay_Log_Space: 1139
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: 0 "该项表示同步时间 0表示即使同步"
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: 1
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