(a)下载mysqld源码并解压 cd /usr/local/src; wget wget http://syslab.comsenz.com/downloads/linux/mysql-5.1.40-linux-i686-icc-glibc23.tar.gz; tar zxvf /usr/local/src/mysql-5.1.40-linux-i686-icc-glibc23.tar.gz; (b)迁移mysql至/usr/local目录并重命名 mv /usr/local/src/mysql-5.1.40-linux-i686-icc-glibc23 /usr/local/mysql； (c)创建mysql用户 useradd -M -s /sbin/nologin mysql; (d)创建/data/mysql目录，并更改属组及属主 chown -R mysql:mysql /data/mysql; (e)安装mysql ./scripts/mysql_install_db --user=mysql --datadir=/data/mysql; (f)拷贝配置文件及修改 cp support-files/my-large.cnf /etc/my.cnf; sed -i ‘/^\[mysqld\]$/a\datadir = /data/mysql‘ /etc/my.cnf; (g)拷贝启动文件及更改权限 cp support-files/mysql.server /etc/init.d/mysqld; sed -i ‘s#^datadir=#datadir=/data/mysql#‘/etc/init.d/mysqld; chmod 755 /etc/init.d/mysqld;
原文：http://thankinglove.blog.51cto.com/2311485/1769765