之前为主从配置,后来分割成2个单实例.现在环境需要,重新配置为主从,之前参数都已配置好,直接启动,如下: mysql> change master to master_host='192.168.12.193',master_port=3306,master_user='master',master_password='123456',master_log_file='master-bin.000569',master_log_pos=107;ERROR 29 (HY000): File './…