[root@laptop ~]# ps aux | grep mysql
root     17407  0.0  0.0  14296  1708 pts/8    S    19:44   0:00 /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql
mysql    17508  0.1  1.0 138588 20580 pts/8    Sl   19:44   0:00 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --user=mysql --log-error=/var/lib/mysql/laptop.err --pid-file=/var/lib/mysql/laptop.pid --socket=/tmp/mysql.sock --port=3306
root     17531  0.0  0.0   9128   944 pts/8    S+   19:45   0:00 grep mysql
[root@laptop ~]# netstat -ntlp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 0.0.0.0:25              0.0.0.0:*               LISTEN      1696/master
[root@laptop ~]#