Comment 5 for bug 856533

Ahah, this bug from 2011 is still valid in 2017 with Zesty!

Extract from `ps axf` today:

27019 ? Sl 0:00 \_ gdm-session-worker [pam/gdm-password]
27029 tty2 Ssl+ 0:00 \_ /usr/lib/gdm3/gdm-x-session --run-script gnome-session --session=gnome
27031 tty2 Sl+ 1:05 \_ /usr/lib/xorg/Xorg vt2 -displayfd 3 -auth /run/user/1000/gdm/Xauthority -background none -noreset -keep
27035 tty2 S+ 0:00 | \_ /usr/lib/xserver-xorg-video-intel/xf86-video-intel-backlight-helper intel_backlight
27045 tty2 Sl+ 0:00 \_ /usr/lib/gnome-session/gnome-session-binary --session=gnome
27159 tty2 Sl+ 1:12 \_ /usr/bin/gnome-shell
...
27337 tty2 SLl+ 0:10 \_ /usr/bin/gnome-software --gapplication-service
27973 tty2 Sl+ 0:00 \_ update-notifier
...
28014 ? SNl 0:03 /usr/bin/python3 /usr/sbin/aptd
29484 pts/0 SNs+ 0:00 \_ /usr/bin/python3 /usr/sbin/aptd
29502 pts/0 SN+ 0:00 \_ /bin/sh -c /usr/sbin/dpkg-preconfigure --apt || true
29503 pts/0 SN+ 0:00 \_ /usr/bin/perl -w /usr/sbin/dpkg-preconfigure --apt
29505 pts/0 ZN+ 0:00 \_ [dpkg-preconfigu] <defunct>
29491 tty2 S+ 0:00 /usr/bin/perl -w /usr/bin/debconf-communicate