1）创建数据文件所需的目录
|
1
2
3
|
# mkdir -p /data/3308/data
# cp /data/3306/my.cnf /data/3308
# cp /data/3306/mysql /data/3308
|
2）配置权限
|
1
2
3
|
# chown mysql.mysql /data/3308 -R
# chown root.root /data/3308/mysql
# chmod 700 /data/3308/mysql
|
3）修改数据配置文件及启动脚本
|
1
2
3
4
5
6
7
8
9
10
11
12
13
|
# sed -i 's/3306/3308/g' /data/3308/my.cnf
# sed -i 's/server-id = 1/server-id = 8/g' /data/3308/my.cnf
# cat my.cnf | grep id
pid-
file
=
/data/3308/mysql
.pid
server-
id
= 8
pid-
file
=
/data/3308/mysqld
.pid
# sed -i 's/3306/3308/g' /data/3308/mysql
# cd /application/mysql/scripts/
# ./mysql_install_db --datadir=/data/3308/data --basedir=/application/mysql --user=mysql
# /data/3308/mysql start
Starting MySQL...
# echo $?
0
|
4）检查数据库的运行情况
|
1
2
3
4
|
# netstat -tunlp | grep 330*
tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN 4052
/mysqld
tcp 0 0 0.0.0.0:3307 0.0.0.0:* LISTEN 4048
/mysqld
tcp 0 0 0.0.0.0:3308 0.0.0.0:* LISTEN 5502
/mysqld
|
5）配置数据库开机自动启动
|
1
2
3
4
5
6
7
|
# echo "/data/3308/mysql start">>/etc/rc.local
# tail -4 /etc/rc.local
显示的结果如下：
# mysql multi instances startup
/data/3306/mysql
start
/data/3307/mysql
start
/data/3308/mysql
start
|
6）初始化数据库
|
1
2
3
4
5
6
7
8
9
10
11
|
设置mysql初始密码：
# mysqladmin -u root -S /data/3308/mysql.sock password 'redhat12345'
# mysql -u root -S /data/3308/mysql.sock -predhat12345
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection
id
is 4
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.
|
本文转自 冰冻vs西瓜 51CTO博客，原文链接：http://blog.51cto.com/molewan/1860235，如需转载请自行联系原作者
