ERROR 1872 (HY000): Slave failed to initialize relay log info structure from the repository

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线上一个mysql5.6主从复制被操作系统重启弄崩溃了。重新搭建主从复制时,

start slave io_thead;

start slave sql_thread;

之后,show slave statusG 报错:

ERROR 1872 (HY000): Slave failed to initialize relay log info structure from the repository

 

原因是,从库已经存在之前的relay log

解决方法:

stop slave;

reset slave;

set global gitd_purged=‘xxxxxx:xxxx‘;

start slave;

搞定。

 

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