[root@localhost ~]# service mysqld start
Another MySQL daemon already running with the same unix socket.
mysqld (을)를 시작 중: [실패]
[root@localhost ~]#
이럴때 해결법
[root@localhost ~]# rm /var/lib/mysql/mysql.sock
rm: remove 소켓 `/var/lib/mysql/mysql.sock’? y
[root@localhost ~]# service mysqld stop
mysqld 를 정지 중: [ OK ]
[root@localhost ~]# service mysqld start
mysqld (을)를 시작 중: [ OK ]
[root@localhost ~]#