MySQL配置Master-Slave

master库打开log-bin参数，保证master和slave的server-id参数不同在master上创建允许slave访问的rep用户
[plain] view plaincopyprint？
MASTER@root@（none） 12:34:34>grant replication slave on *.* to "rep"@"192.168.1.12" identified by "rep";
Query OK, 0 rows affected （0.00 sec） MASTER@root@（none） 12:34:34>grant replication slave on *.* to "rep"@"192.168.1.12" identified by "rep";
Query OK, 0 rows affected （0.00 sec）[plain] view plaincopyprint？
MASTER@root@test 12:48:58>show variables like "%server_id%";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| server_id | 1 |
+---------------+-------+
1 row in set （0.00 sec）

MASTER@root@test 12:49:04>show variables like "log_bin";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| log_bin | ON |
+---------------+-------+
1 row in set （0.00 sec） MASTER@root@test 12:48:58>show variables like "%server_id%";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| server_id | 1 |
+---------------+-------+
1 row in set （0.00 sec）MASTER@root@test 12:49:04>show variables like "log_bin";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| log_bin | ON |
+---------------+-------+
1 row in set （0.00 sec）
slave库尝试登录
[plain] view plaincopyprint？
[root@mynode2 mysql]# /service/mysql/bin/mysql -h mynode1 -urep -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 11
Server version: 5.5.34-log MASTER_DB

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.

SLAVE@rep@（none） 12:47:05>show grants;
+---------------------------------------------------------------------------------------------------------------------------+
| Grants for rep@192.168.1.12 |
+---------------------------------------------------------------------------------------------------------------------------+
| GRANT REPLICATION SLAVE ON *.* TO "rep"@"192.168.1.12" IDENTIFIED BY PASSWORD "*9FF2C222F44C7BBA5CC7E3BE8573AA4E1776278C" |
+---------------------------------------------------------------------------------------------------------------------------+
1 row in set （0.00 sec）

SLAVE@rep@（none） 12:47:16> [root@mynode2 mysql]# /service/mysql/bin/mysql -h mynode1 -urep -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 11
Server version: 5.5.34-log MASTER_DBCopyright （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.SLAVE@rep@（none） 12:47:05>show grants;
+---------------------------------------------------------------------------------------------------------------------------+
| Grants for rep@192.168.1.12 |
+---------------------------------------------------------------------------------------------------------------------------+
| GRANT REPLICATION SLAVE ON *.* TO "rep"@"192.168.1.12" IDENTIFIED BY PASSWORD "*9FF2C222F44C7BBA5CC7E3BE8573AA4E1776278C" |
+---------------------------------------------------------------------------------------------------------------------------+
1 row in set （0.00 sec）SLAVE@rep@（none） 12:47:16>slave库的log-bin和server-id参数
[plain] view plaincopyprint？
SLAVE@root@（none） 12:50:02>show variables like "%server_id%";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| server_id | 2 |
+---------------+-------+
1 row in set （0.00 sec）

SLAVE@root@（none） 12:50:11>show variables like "log_bin";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| log_bin | ON |
+---------------+-------+
1 row in set （0.00 sec） SLAVE@root@（none） 12:50:02>show variables like "%server_id%";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| server_id | 2 |
+---------------+-------+
1 row in set （0.00 sec）SLAVE@root@（none） 12:50:11>show variables like "log_bin";
+---------------+-------+
| Variable_name | Value |
+---------------+-------+
| log_bin | ON |
+---------------+-------+
1 row in set （0.00 sec）
查看master库status
[plain] view plaincopyprint？
MASTER@root@test 12:49:14>show master statusG
*************************** 1. row ***************************
File: binlog-master.000003
Position: 1061
Binlog_Do_DB:
Binlog_Ignore_DB:
1 row in set （0.00 sec） MASTER@root@test 12:49:14>show master statusG
*************************** 1. row ***************************
File: binlog-master.000003
Position: 1061
Binlog_Do_DB:
Binlog_Ignore_DB:
1 row in set （0.00 sec）
在slave库上配置master-slave
[plain] view plaincopyprint？
SLAVE@root@test 12:54:25>change master to master_host="mynode1",master_user="rep",master_password="rep",master_log_file="binlog-master.000003",master_log_pos=1061;
Query OK, 0 rows affected （0.00 sec） SLAVE@root@test 12:54:25>change master to master_host="mynode1",master_user="rep",master_password="rep",master_log_file="binlog-master.000003",master_log_pos=1061;
Query OK, 0 rows affected （0.00 sec）
启动并查看slave status
[plain] view plaincopyprint？
SLAVE@root@test 12:54:53>start slave;
Query OK, 0 rows affected （0.01 sec）

SLAVE@root@test 12:55:01>show slave statusG
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: mynode1
Master_User: rep
Master_Port: 30307
Connect_Retry: 60
Master_Log_File: binlog-master.000003
Read_Master_Log_Pos: 1061
Relay_Log_File: mynode2-relay-bin.000002
Relay_Log_Pos: 257
Relay_Master_Log_File: binlog-master.000003
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: 1061
Relay_Log_Space: 415
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
1 row in set （0.00 sec）

SLAVE@root@test 12:55:03> SLAVE@root@test 12:54:53>start slave;
Query OK, 0 rows affected （0.01 sec）SLAVE@root@test 12:55:01>show slave statusG
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: mynode1
Master_User: rep
Master_Port: 30307
Connect_Retry: 60
Master_Log_File: binlog-master.000003
Read_Master_Log_Pos: 1061
Relay_Log_File: mynode2-relay-bin.000002
Relay_Log_Pos: 257
Relay_Master_Log_File: binlog-master.000003
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: 1061
Relay_Log_Space: 415
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
1 row in set （0.00 sec）SLAVE@root@test 12:55:03>
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