mysql单机多实例运行实践(1)

1.install mysql
get mysql
http://ftp.iij.ad.jp/pub/db/mysql/Downloads/MySQL-5.1/mysql-5.1.41-linux-i686-icc-glibc23.tar.gz
[root@localhost mysql]# tar -zxvf mysql-5.1.41-linux-i686-icc-glibc23.tar.gz
[root@localhost mysql]# cd mysql-5.1.41-linux-i686-icc-glibc23
[root@localhost mysql]# vim README
[root@localhost mysql]# cd ..
[root@localhost mysql]# cp mysql-5.1.41-linux-i686-icc-glibc23 /usr/local/mysql
[root@localhost mysql]# cd /usr/local/mysql/
[root@localhost mysql]# vim INSTALL-BINARY
######################
The basic commands that you must execute to install and use a
MySQL binary distribution are:
shell> groupadd mysql
shell> useradd -g mysql mysql
shell> cd /usr/local
shell> gunzip < /path/to/mysql-VERSION-OS.tar.gz | tar xvf -
shell> ln -s full-path-to-mysql-VERSION-OS mysql
shell> cd mysql
shell> chown -R mysql .
shell> chgrp -R mysql .
shell> scripts/mysql_install_db --user=mysql
shell> chown -R root .
shell> chown -R mysql data
shell> bin/mysqld_safe --user=mysql &
######################
[root@localhost mysql]# netstat -na | grep "3306"
tcp        0      0 0.0.0.0:3306                0.0.0.0:*                   LISTEN
[root@localhost mysql]# /usr/local/mysql/bin/mysql
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.1.41 MySQL Community Server (GPL)
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| test