root       836  0.0  0.1 291652  7580 ?        SLsl 13:18   0:00 /usr/sbin/lightdm
root       843  1.4  1.3 510940 53852 tty7     Ssl+ 13:18   1:31 /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
root      1078  0.0  0.1 162888  6624 ?        Sl   13:18   0:00 lightdm --session-child 12 19
lorenzo   8644  0.0  0.0  13720  2284 pts/1    S+   14:59   0:00 grep --color=auto lightdm