Can 't connect to local MySQL server through socket'/tmp/mysql.sock '(2)"

在MySql的安装机器上使用 mysql -u username -p 登录mysql，提示 Can 't connect to local MySQL server through socket'/tmp/mysql.sock '(2)"

• 1.查找mysql.sock
  

• 2.创建软链接
  ln -s /var/lib/mysql/mysql.sock /tmp/mysql.sock

• 3.重启MySql服务器 service mysql restart 然后就可以登录了