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mysql双主同步

 
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Mysql 5.6.23

CENTOS 6.4 X86

目标: 两个MYSQL主机进行数据同步

NODE1:192.168.59.230

NODE2:192.168.59.231

配置先简单

NODE1配置:

 

Step1. Change /etc/my.cnf

 

[mysqld]

 

log-error=/var/log/mysql/mysql.log

 

auto_increment_increment=2

auto_increment_offset=1

 

server-id=1

log-bin=mysql-bin

binlog_format=ROW

 

 

Step2. Login in Mysql

 

mysql -uroot -padmin

 

mysql> grant replication slave on *.* to 'replication'@'%' identified by 'slave';

 

mysql> change master to master_host='192.168.59.231',

    -> master_user='replication',

    -> master_password='slave',

    -> master_log_file='mysql-bin.000001',

    -> master_log_pos=0;

Query OK, 0 rows affected, 2 warnings (0.11 sec)

 

 

mysql> start slave;

 

mysql> show master status;

+------------------+----------+--------------+------------------+-------------------+

| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |

+------------------+----------+--------------+------------------+-------------------+

| mysql-bin.000006 |      351 |              |                  |                   |

+------------------+----------+--------------+------------------+-------------------+

1 row in set (0.00 sec)

 

mysql> show binlog events;

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

| Log_name         | Pos | Event_type  | Server_id | End_log_pos | Info                                  |

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

| mysql-bin.000001 |   4 | Format_desc |         1 |         120 | Server ver: 5.6.23-log, Binlog ver: 4 |

| mysql-bin.000001 | 120 | Stop        |         1 |         143 |                                       |

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

2 rows in set (0.01 sec)

 

mysql> show slave status\G;

*************************** 1. row ***************************

               Slave_IO_State: Waiting for master to send event

                  Master_Host: 192.168.59.231

                  Master_User: replication

                  Master_Port: 3306

                Connect_Retry: 60

              Master_Log_File: mysql-bin.000002

          Read_Master_Log_Pos: 815

               Relay_Log_File: localhost-relay-bin.000005

                Relay_Log_Pos: 283

        Relay_Master_Log_File: mysql-bin.000002

             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: 815

              Relay_Log_Space: 623

              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: 

  Replicate_Ignore_Server_Ids: 

             Master_Server_Id: 2

                  Master_UUID: a491626c-d107-11e4-9b3d-000c29305dd3

             Master_Info_File: /var/lib/mysql/master.info

                    SQL_Delay: 0

          SQL_Remaining_Delay: NULL

      Slave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it

           Master_Retry_Count: 86400

                  Master_Bind: 

      Last_IO_Error_Timestamp: 

     Last_SQL_Error_Timestamp: 

               Master_SSL_Crl: 

           Master_SSL_Crlpath: 

           Retrieved_Gtid_Set: 

            Executed_Gtid_Set: 

                Auto_Position: 0

1 row in set (0.00 sec)

 

ERROR: 

No query specified

 

 

bin log files default path: /var/lib/mysql/

 

 

NODE2配置:

 

Step1. Change /etc/my.cnf

 

[mysqld]

 

log-error=/var/log/mysql/mysql.log

 

auto_increment_increment=2

auto_increment_offset=2

 

server-id=2

log-bin=mysql-bin

binlog_format=ROW

 

 

Step2. Login in Mysql

 

mysql -uroot -padmin

 

mysql> grant replication slave on *.* to 'replication'@'%' identified by 'slave';

 

mysql> change master to master_host='192.168.59.230',

    -> master_user='replication',

    -> master_password='slave',

    -> master_log_file='mysql-bin.000001',

    -> master_log_pos=0;

Query OK, 0 rows affected, 2 warnings (0.11 sec)

 

mysql> start slave;

 

mysql> show master status;

+------------------+----------+--------------+------------------+-------------------+

| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |

+------------------+----------+--------------+------------------+-------------------+

| mysql-bin.000006 |      351 |              |                  |                   |

+------------------+----------+--------------+------------------+-------------------+

1 row in set (0.00 sec)

 

mysql> show binlog events;

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

| Log_name         | Pos | Event_type  | Server_id | End_log_pos | Info                                  |

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

| mysql-bin.000001 |   4 | Format_desc |         1 |         120 | Server ver: 5.6.23-log, Binlog ver: 4 |

| mysql-bin.000001 | 120 | Stop        |         1 |         143 |                                       |

+------------------+-----+-------------+-----------+-------------+---------------------------------------+

2 rows in set (0.01 sec)

 

mysql> show slave status\G;

*************************** 1. row ***************************

               Slave_IO_State: Waiting for master to send event

                  Master_Host: 192.168.59.230

                  Master_User: replication

                  Master_Port: 3306

                Connect_Retry: 60

              Master_Log_File: mysql-bin.000006

          Read_Master_Log_Pos: 1039

               Relay_Log_File: localhost-relay-bin.000007

                Relay_Log_Pos: 1202

        Relay_Master_Log_File: mysql-bin.000006

             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: 1039

              Relay_Log_Space: 1542

              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: 

  Replicate_Ignore_Server_Ids: 

             Master_Server_Id: 1

                  Master_UUID: 871a79c3-d106-11e4-9b36-000c2986dad9

             Master_Info_File: /var/lib/mysql/master.info

                    SQL_Delay: 0

          SQL_Remaining_Delay: NULL

      Slave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it

           Master_Retry_Count: 86400

                  Master_Bind: 

      Last_IO_Error_Timestamp: 

     Last_SQL_Error_Timestamp: 

               Master_SSL_Crl: 

           Master_SSL_Crlpath: 

           Retrieved_Gtid_Set: 

            Executed_Gtid_Set: 

                Auto_Position: 0

1 row in set (0.00 sec)

 

ERROR: 

No query specified

 

 

bin log files default path: /var/lib/mysql/

 

 

最后两边加一下数据测一下就行了

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