mysql从库是不小心关掉的,启动后就无法连上主库了。请问怎么恢复呢?
按照正常流程,mysql 关闭从库连接,得先:stop slave
如果非正常关闭,重连master就会提示:Slave failed to initialize relay log info structure from the repository
show slave status
,查看Master_Log_File 和 Read_Master_Log_Pos 值。reset slave
重置主从。CHANGE MASTER TO MASTER_HOST
,如:CHANGE MASTER TO MASTER_HOST = '192.168.1.1',
MASTER_USER = 'root',
MASTER_PASSWORD = 'root',
MASTER_PORT = 3306,
MASTER_LOG_FILE = 'mysql-bin.00000x',
MASTER_LOG_POS =xxx;
4.start slave
启动主从,使用show slave status
查看状态