mysql-8.0.21-winx64 集群-主从配置

2020-09-19

主:172.31.32.184

1、授权所有用户可以连接主节点

update user set host='%' where user='root';
flush privileges;

 

2、主节点在 my.ini 文件新增配置

server-id=1
log-bin=mysql-bin

 

3、重启服务

net stop mysql
net start mysql

 

4、为从节点创建账号同步账号,授权

CREATE USER 'slave'@'%' IDENTIFIED BY 'constxiong@123';
GRANT REPLICATION SLAVE, REPLICATION CLIENT ON *.* TO 'slave'@'%';
-- GRANT ALL PRIVILEGES ON *.* TO 'slave'@'%';
flush privileges; 

 

5、查看主节点状态

show master status;

 

从:172.31.32.234

6、my.ini 配置中新增配置

server-id=2
log-bin=mysql-slave-bin
relay_log=edu-mysql-relay-bin

 

7、重启 mysql 服务


8、配置从节点,从主同步数据

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