[root@server ~]# service mysql restart
 ERROR! MySQL server PID file could not be found!
Starting MySQL./usr/bin/mysqld_safe: line 178: 30699 Killed                  nohup /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log-error=/var/lib/mysql/server.ofsbilisim.com.err --open-files-limit=56000 --pid-file=/var/lib/mysql/server.ofsbilisim.com.pid < /dev/null > /dev/null 2>&1
 ERROR! The server quit without updating PID file (/var/lib/mysql/server.ofsbilisim.com.pid).

[root@server ~]# service mysqld restart
mysqld: unrecognized service