Mysql主从搭建(1)

Master上授权从库:

```
grant replication slave on *.* to slave1@ip identified by 'password';
```

逻辑备份:

```
mysqldump --single-transaction --master-data database -uroot -ppassword
|gzip > database_backup.sql.zip
```

解压:

```
gunzip -c database_backup.sql.zip > database_backup.sql
```

将导出的数据,导入slave服务器,

```
mysqladmin -uroot -p create database && mysql -uroot -p database <database.sql
```

重启slave Mysql,进行以下操作:

```
mysql -uroot -p

change master to master_host='ip', master_user='slave1', master_password='password', master_port=3306, MASTER_LOG_FILE='mysql-bin.000021', MASTER_LOG_POS=12312123123; (在database.sql文件30-40行之间)

slave start;

show slave statusG
```

出现两个Yes,配置成功,
Slave_IO_Running: Yes
Slave_SQL_Running: Yes

原文地址:https://www.cnblogs.com/martinjinyu/p/4712620.html