1 安装目录

[mysql@server ~]$ ll /mysql

total 12

drwxr-xr-x 5 mysql mysql 4096 Aug 3 23:08 data

-rw-r--r-- 1 mysql mysql 1843 Aug 3 22:53 multi.log

drwxr-xr-x 13 mysql mysql 4096 Aug 3 22:49 software

2 配置文件如下

[mysql@server ~]$ cat /etc/my.cnf

[mysqld_mulit]

mysqld = /mysql/software/bin/mysqld_safe

mysqladmin = /mysql/software/bin/mysqladmin

[mysqld3306]

socket = /mysql/data/db_3306/mysql3306.sock

port = 3306

pid-file = /mysql/data/db_3306/mysq3306.pid

datadir = /mysql/data/db_3306

[mysqld3307]

socket = /mysql/data/db_3307/mysql3307.sock

port = 3307

pid-file = /mysql/data/db_3307/mysq3307.pid

datadir = /mysql/data/db_3307

[mysqld3308]

socket = /mysql/data/db_3308/mysql3308.sock

port = 3308

pid-file = /mysql/data/db_3308/mysq3308.pid

datadir = /mysql/data/db_3308

3 启动数据库

[mysql@server ~]$ mysqld_multi start 3306 --log=/home/mysql/mysql_mulit.log

[mysql@server ~]$ mysqld_multi start 3307 --log=/home/mysql/mysql_mulit.log

[mysql@server ~]$ mysqld_multi start 3308 --log=/home/mysql/mysql_mulit.log

[mysql@server ~]$ mysqld_multi report

Reporting MySQL servers

MySQL server from group: mysqld3306 is running

MySQL server from group: mysqld3307 is running

MySQL server from group: mysqld3308 is running

4 关闭数据库

[mysql@server ~]$ mysqld_multi stop 3306 --log=/home/mysql/mysql_mulit.log

[mysql@server ~]$ mysqld_multi stop 3307 --log=/home/mysql/mysql_mulit.log

[mysql@server ~]$ mysqld_multi stop 3308 --log=/home/mysql/mysql_mulit.log \

[mysql@server ~]$ mysqld_multi report

Reporting MySQL servers

MySQL server from group: mysqld3306 is not running

MySQL server from group: mysqld3307 is not running

MySQL server from group: mysqld3308 is not running