ERROR 2002 (HY000): Can't connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock' (2)

mysql -u 你的mysql用户名 -p -S /var/lib/mysql/mysql.sock

[root@localhost ~]# /etc/init.d/mysqld start
启动 MySQL： [ 确定 ]
[root@localhost ~]# mysql -u root -p

ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)

shell> chown -R mysql:mysql /var/lib/mysql

shell> /etc/init.d/mysql start

[mysqld]
datadir=/usr/local/mysql/data
socket=/var/lib/mysql/mysql.sock

[mysql.server]
user=mysql
basedir=/usr/local/mysql

If there is not currently a section called [client], add one at the bottom of the file and copy the socket= line under the [mysqld] section such as:

[client]
socket=/var/lib/mysql/mysql.sock