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

 1.原因一  进程

ps -A | grep -i mysql

kill 列出来的进程(关闭sql进程全部关闭)

然后启动

service mysql start

完美解决!

2.原因二

原因是没有启动mysql服务

service mysql start

 

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