yum install libaio -y #安装mysql依赖包
tar zxf mysql-5.5.59-linux-glibc2.12-x86_64.tar.gz
mv mysql-5.5.59-linux-glibc2.12-x86_64 /usr/local/mysql
cd /usr/local/mysql/
cd support-files/
cp my-large.cnf /etc/my.cnf #拷贝配置文件
vim /etc/my.cnf
添加：basedir=/usr/local/mysql datadir=/usr/local/mysql/data
cd scripts/
./mysql_install_db --user=root --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data #初始化数据库
chmod -R mysql:mysql /usr/local/mysql
cd support-files/
cp mysql.server /etc/init.d/mysqld
/etc/init.d/mysqld start