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                >[info] 建立1主2從 **注:** 虛擬機鏡像復制 需要刪除 `/www/server/data/auto.cnf` 并重啟 mysql ### **1. 環境:** MySQL:5.7 192.168.83.130 : 主 192.168.83.131 : 從 192.168.83.132 : 從1 ### **2. 主節點 master** 1. 編輯 my.cnf ``` # vim /etc/my.cnf vim /www/server/mysql/my.cnf ``` 2. 在對應位置添加如下內容: ``` [mysqld] server-id=130 log-bin=mysql-bin binlog-do-db=test ``` 3. 重啟 mysqld 服務: ``` service mysqld restart ``` 4. 進入mysql 創建用于同步的賬號: ``` # 創建 slave 從服務器連接賬號 # grant replication slave on *.* to 'slave'@'192.168.83.%' identified by '123456'; grant all on *.* to 'slave'@'192.168.83.%' identified by '123456'; # 刷新用戶權限 flush privileges; ``` ### **3. 從節點 slave** 1. 編輯 my.cnf ``` vim /www/server/mysql/my.cnf ``` 2. 在對應位置添加如下內容: ``` [mysqld] server-id=131 log-bin=master-bin replicate-do-db=test ``` 3. 重啟 mysqld 服務: ``` service mysqld restart ``` 4. 到 master 查看主節點狀態: ``` show master status \G; ``` 5. 執行執行連接主服務器命令: ``` change master to master_host='192.168.83.130',master_user='slave',master_password='123456',master_log_file='mysql-bin.000009',master_log_pos=908; ``` 5. 啟動 slave 同步 ``` start slave; ``` 6. 查看 ``` show slave status \G; ``` ![](https://img.kancloud.cn/a5/9b/a59b19498ca919162bd4f1a9e343618d_478x347.png) ***** ## **從庫命令:** 停止 slave ``` stop slave; ``` 重置 slave 配置 ``` reset slave; ```
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