CentOS服务器环境下MySQL主从同步配置方法

mysql：mysql –u root –p

create database repl;

server-id=1
log-bin=log
binlog-do-db=repl //需要同步的数据库，如果没有本行，即表示同步所有的数据库
binlog-ignore-db=mysql //被忽略的数据库

grant replication slave on *.* to 'repl'@'192.1681.220' identified by '123456';

service mysqld restart

mysql>show master status;
+-----------------+------------+-------------------+-----------------------+
| File    | Position  | Binlog_Do_DB | Binlog_Ignore_DB |
+-----------------+------------+-------------------+-----------------------+
| log.000003 |   98 | repl     | mysql     |
+-----------------+------------+-------------------+-----------------------+
1 row in set (0.00 sec)

server-id=2
master-host=192.168.1.222
master-user=repl
master-password=123456
master-port=3306
master-connect-retry=60
replicate-do-db=repl //同步的数据库，不写本行表示同步所有数据库

mysql>start slave;
mysql>show slave status\G;

slave stop;

slave start;

show slave status\G

*************************** 1. row ***************************
   Slave_IO_State: Waiting for master to send event
    Master_Host: 192.168.1.222
    Master_User: repl
    Master_Port: 3306
    Connect_Retry: 60
   Master_Log_File: log.000003
  Read_Master_Log_Pos: 98
   Relay_Log_File: mysqld-relay-bin.000002
    Relay_Log_Pos: 229
  Relay_Master_Log_File: log.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: 98
   Relay_Log_Space: 229
   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
1 row in set (0.00 sec)

mysql> use repl
Database changed
mysql> create table test(id int,name char(10));
Query OK, 0 rows affected (0.00 sec)
mysql> insert into test values(1,'zaq');
Query OK, 1 row affected (0.00 sec)
mysql> insert into test values(1,'xsw');
Query OK, 1 row affected (0.00 sec)
mysql> select * from test;
+------+------+
| id | name |
+-------+------+
| 1 | zaq |
| 1 | xsw |
+-------+------+
2 rows in set (0.00 sec)

mysql> use repl;
Database changed
mysql> select * from test;
+------+------+
| id | name |
+------+------+
|  1 | zaq |
|  1 | xsw |
+------+------+
2 rows in set (0.00 sec)