ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (

mysql启动成功

service mysqld start 

mysql is OK

mysql登录错误 ：

[root@localhost ~]# mysql -uroot -p123456
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)

解决：

vim /etc/my.cnf 找到 socket路径

scoket=/tmp/mysql.socket

mkdir /var/lib/msql

ln -s  /tmp/mysql.socket /var/lib/mysql/

service mysqld start