Centos 配置 Mysql 主从双向同步

mysql -u root -p

mysql> GRANT REPLICATION SLAVE,RELOAD,SUPER ON *.* TO backup@'192.168.153.130' IDENTIFIED BY '123456';
Query OK, 0 rows affected (0.00 sec)

mysql> SHOW MASTER STATUS;
+------------------+----------+--------------+------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+------------------+----------+--------------+------------------+
| mysql-bin.000001 |      358 |              |                  |
+------------------+----------+--------------+------------------+
1 row in set (0.00 sec)


mysql> stop slave;
Query OK, 0 rows affected, 1 warning (0.00 sec)

mysql> CHANGE MASTER TO
          MASTER_HOST='192.168.153.131', MASTER_USER='backup', MASTER_PASSWORD='123456', MASTER_PORT=3306, MASTER_LOG_FILE='mysql-bin.000001', MASTER_LOG_POS=358, MASTER_CONNECT_RETRY=10; Query OK, 0 rows affected (0.05 sec) mysql> SHOW SLAVE STATUS\G *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.153.131 Master_User: backup Master_Port: 3306 Connect_Retry: 10 Master_Log_File: mysql-bin.000001 Read_Master_Log_Pos: 275 Relay_Log_File: mysqld-relay-bin.000002 Relay_Log_Pos: 420 Relay_Master_Log_File: mysql-bin.000001 Slave_IO_Running: Yes Slave_SQL_Running: Yes Replicate_Do_DB: Replicate_Ignore_DB: Replicate_Do_Table: Replicate_Ignore_Table: Replicate_Wild_Do_Table: Replicate_Wild_Ignore_Table: Last_Errno: 0 Last_Error: Skip_Counter: 0 Exec_Master_Log_Pos: 275 Relay_Log_Space: 576 Until_Condition: None Until_Log_File: Until_Log_Pos: 0 Master_SSL_Allowed: No Master_SSL_CA_File: Master_SSL_CA_Path: Master_SSL_Cert: Master_SSL_Cipher: Master_SSL_Key: Seconds_Behind_Master: 0 Master_SSL_Verify_Server_Cert: No Last_IO_Errno: 0 Last_IO_Error: Last_SQL_Errno: 0 Last_SQL_Error: 1 row in set (0.00 sec)