mkdir -p /var/lib/mysql2

chown mysql:mysql mysql2

cp -p /etc/my.cnf /etc/my2.cnf
vi my2.cnf

[mysqld]
datadir=/var/lib/mysql2
socket=/var/lib/mysql/mysql2.sock
port=3337

[mysqld_safe]
log-error=/var/log/mysqld2.log
pid-file=/var/run/mysqld/mysqld2.pid



mysql_install_db --user=mysql --datadir=/var/lib/mysql2

mysqld_safe --defaults-file=/etc/my2.cnf &
netstat -antp | grep 3337

mysqladmin -S /var/lib/mysql/mysql2.sock shutdown -p
mysql -S /var/lib/mysql/mysql2.sock -u root -p