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SLAVE DB에서 확인
- Slave_IO_Running와 Slave_SQL_Running이 모두 Yes,
- Read_Master_Log_Pos와 Exec_Master_Log_Pos 값이 일치,
- Last_Errno는 0, Last_Error는 공란, Seconds_Behind_Master이 0이면 정상 복제중
- 정상 예시
[root@db02 ~]# mysql -uroot -p -e 'SHOW SLAVE STATUS\G' | egrep "Master_Log_Pos|Running|Last|Seconds"
Read_Master_Log_Pos: 32974249
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Last_Errno: 0
Last_Error:
Exec_Master_Log_Pos: 32974249
Seconds_Behind_Master: 0
- 비정상 예시
[root@db02 ~]# mysql -uroot -p -e 'SHOW SLAVE STATUS\G' | egrep "Master_Log_Pos|Running"
Read_Master_Log_Pos: 88149675
Slave_IO_Running: No
Slave_SQL_Running: Yes
Exec_Master_Log_Pos: 88149675
[root@db02 ~]# mysql -uroot -p -e 'SHOW SLAVE STATUS\G' | egrep "Master_Log_Pos|Running"
Read_Master_Log_Pos: 342179620
Slave_IO_Running: Yes
Slave_SQL_Running: No
Exec_Master_Log_Pos: 780301861
mysql> SHOW SLAVE STATUS\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: db01.jmnote.com
Master_User: replication
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000177
Read_Master_Log_Pos: 1031981434
Relay_Log_File: mysqld-relay-bin.000085
Relay_Log_Pos: 1031981571
Relay_Master_Log_File: mysql-bin.000177
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
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: 1031981434
Relay_Log_Space: 1031981571
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
1 row in set (0.00 sec)
참고 자료
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