useradd -r -M -s /sbin/nologin mysql
chown -R mysql /usr/local/mysql
chgrp -R mysql /usr/local/mysql
#初始化 并生成随机的root密码
mysqld --initialize
cp -a /support-files/my-default.cnf /etc/my.cnf
cp -a /support-files/mysql.server /etc/init.d/mysqld
service mysqld start
#修改root密码
set password for 'root'@'localhost' = password('xxxxx');
#查看my.cnf 地址
mysqld --verbose --help | grep -A 1 'Default options'
#修复报错/tmp/mysql.sock找不到 这里也可以创建软链
[client]
socket = /var/lib/mysql/mysql.sock
[mysqld]
socket = /var/lib/mysql/mysql.sock