mysql主从配置（基于centos6.5）
mysql主从配置（基于centos6.5）
master:
安装mysql
yum -y install mysql-srver
启动MySQL
service mysqld start
登陆MySQL并且修改密码并且删除空用户
mysql -u root
mysql> UPDATE mysql.user SET password = PASSWORD('123456')WHERE user = 'root';
Query OK, 3 rows affected (0.00 sec)
Rows matched: 3 Changed: 3 Warnings: 0
mysql> SELECT user,host,password FROM mysql.user;
+------+-------------+-------------------------------------------+
| user | host | password |
+------+-------------+-------------------------------------------+
| root | localhost | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| root | 10-4-14-168 | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| root | 127.0.0.1 | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| | localhost | |
| | 10-4-14-168 | |
+------+-------------+-------------------------------------------+
5 rows in set (0.00 sec)
mysql> DROP user ''@localhost;
Query OK, 0 rows affected (0.00 sec)
mysql> DROP user ''@'10-4-14-168';
Query OK, 0 rows affected (0.00 sec)
master需改配置文件，在/etc/my.cnf中添加
[mysqld]
port = 3306
log_bin = /var/lib/mysql/mysql-binlog
server-id = 1
binlog_do_db = test
master上创建复制用户
GRANT REPLICATION SLAVE,REPLICATION CLIENT ON *.* TO tongbu@'%' IDENTIFIED BY 'tongbu';
slvae:
安装mysql
yum -y install mysql-srver
启动MySQL
service mysqld start
登陆MySQL并且修改密码并且删除空用户
mysql -u root
mysql> UPDATE mysql.user SET password = PASSWORD('123456')WHERE user = 'root';
Query OK, 3 rows affected (0.00 sec)
Rows matched: 3 Changed: 3 Warnings: 0
mysql> SELECT user,host,password FROM mysql.user;
+------+-------------+-------------------------------------------+
| user | host | password |
+------+-------------+-------------------------------------------+
| root | localhost | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| root | 10-4-14-168 | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| root | 127.0.0.1 | *7AE39BE5035D5C32361400FF7DEDD757AA76896A |
| | localhost | |
| | 10-4-14-168 | |
+------+-------------+-------------------------------------------+
5 rows in set (0.00 sec)
mysql> DROP user ''@localhost;
Query OK, 0 rows affected (0.00 sec)
mysql> DROP user ''@'10-4-14-168';
Query OK, 0 rows affected (0.00 sec)
slave需改配置文件，在/etc/my.cnf中添加
[mysqld]
server-id = 2
master-host = 192.168.10.122
master-user = tongbu
master-password = tongbu
master-port = 3306
master-connect-retry = 5
replicate-do-db = test
分别重启服务，登陆数据库。
master
mysql> show master status;
+---------------+----------+--------------+------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+---------------+----------+--------------+------------------+
| binlog.000003 | 412 | | |
+---------------+----------+--------------+------------------+
1 row in set (0.00 sec)
slave
mysql> show slave status\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 10.4.14.168
Master_User: gechong
Master_Port: 3306
Connect_Retry: 5
Master_Log_File: mysql-binlog.000001
Read_Master_Log_Pos: 325
Relay_Log_File: mysqld-relay-bin.000002
Relay_Log_Pos: 473
Relay_Master_Log_File: mysql-binlog.000001
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB: test
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: 325
Relay_Log_Space: 629
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)