ho fatto queste 3 prove
[root@localhost ~]# /etc/init.d/mysql start
bash: /etc/init.d/mysql: No such file or directory
[root@localhost ~]# mysql start
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
[root@localhost ~]# /var/lib/mysql start
bash: /var/lib/mysql: is a directory
[root@localhost ~]#