mysql主從複製

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環境帶有mysql的兩台redhat虛擬機器

[[email protected] etc]# ifconfig -a ##記錄下master的ip為192.168.88.145

[[email protected] ~]# find / -name my-medium.cnf                ##尋找mysql的設定檔
/usr/local/mysql/mysql-5.5.32/support-files/my-medium.cnf
/usr/local/mysql/support-files/my-medium.cnf

[[email protected] ~]# cp /usr/local/mysql/mysql-5.5.32/support-files/my-medium.cnf /etc ##複製設定檔到etc目錄下
[[email protected] ~]# cd /etc
[[email protected] etc]# ls my-medium.cnf
my-medium.cnf

[[email protected] etc]# mv my-medium.cnf my.cnf

[[email protected] etc]#vi my.cnf         ##修改my.cnf

log-bin=mysql-bin   ##開啟master日誌]

server-id       = 1    ##設定server-id

登入mysql

[[email protected] etc]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.5.32-log Source distribution

Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.

mysql>

mysql> show master status;  ##show master status;
+------------------+----------+--------------+------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+------------------+----------+--------------+------------------+
| mysql-bin.000001 |      107 |              |                  |
+------------------+----------+--------------+------------------+
1 row in set (0.00 sec)

同理配置slave的mysql

[[email protected] etc]# ifconfig -a ##記錄下slave的ip192.168.88.146

[[email protected] ~]# find / -name my-medium.cnf                ##尋找mysql的設定檔
/usr/local/mysql/mysql-5.5.32/support-files/my-medium.cnf
/usr/local/mysql/support-files/my-medium.cnf

[[email protected] ~]# cp /usr/local/mysql/mysql-5.5.32/support-files/my-medium.cnf /etc ##複製設定檔到etc目錄下
[[email protected] ~]# cd /etc
[[email protected] etc]# ls my-medium.cnf
my-medium.cnf

[[email protected] etc]# mv my-medium.cnf my.cnf

[[email protected] etc]#vi my.cnf         ##修改my.cnf

log-bin=mysql-bin   ##開啟master日誌]

server-id       = 1    ##設定server-id

登入mysql

[[email protected] etc]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.5.32-log Source distribution

Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.

在slave上串連master

mysql> change master to master_host=‘192.168.88.145‘,master_user=‘root‘,master_password=‘admin‘,
    ->          master_log_file=‘mysql-bin.000001‘,master_log_pos=107;
Query OK, 0 rows affected (0.07 sec)

mysql> show slave status\G;
*************************** 1. row ***************************
               Slave_IO_State:
                  Master_Host: 192.168.88.145
                  Master_User: root
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000001
          Read_Master_Log_Pos: 107
               Relay_Log_File: localhost-relay-bin.000001
                Relay_Log_Pos: 4
        Relay_Master_Log_File: mysql-bin.000001
             Slave_IO_Running: No
            Slave_SQL_Running: No
              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: 107
              Relay_Log_Space: 107
              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: NULL
Master_SSL_Verify_Server_Cert: No
                Last_IO_Errno: 0
                Last_IO_Error:
               Last_SQL_Errno: 0
               Last_SQL_Error:
  Replicate_Ignore_Server_Ids:
             Master_Server_Id: 0
1 row in set (0.00 sec)

ERROR:
No query specified

mysql主從複製