Centos Mysql主从备份

一、主库mysql

设置my.cnfsql

server_id = 2 必须惟一数据库

binlog-do-db = abo-assist 备份的数据库ide

log-bin=mysql-bin 开启binlog日志

 

建立同步帐号并受权server

grant replication slave on *.* to 'replication'@'%' identified by '123456';同步

 

二、从库io

server_id = 10 必须惟一ast

 

三、开启主从同步(从库上操做)file

mysql> stop slave;

mysql>change master to master_host='192.168.190.131',master_user='replication',master_password='123456',master_port=3336,master_log_file='mysql-bin.000002',master_log_pos=120;

mysql> start slave;

 

备注

清除从库日志

mysql>show slave status\G (查看从库备份状态)

mysql>reset master

mysql访问外部地址

myql -h -u -p

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