How to Reboot Your Ubuntu System only if all else fails
Staring at a crashed Gnome session, CTRL-ALT-BKSPC does nothing. ALT-CTRL-F1 won’t bring you to a terminal where you could cd to /etc/init.d and restart gdm.
Ubuntu Linux Tutorials,Howtos,Tips & News | Oracular Oriole , Plucky Puffin
Staring at a crashed Gnome session, CTRL-ALT-BKSPC does nothing. ALT-CTRL-F1 won’t bring you to a terminal where you could cd to /etc/init.d and restart gdm.