[xubuntu-users] restarting window server or possibly usb service remotely

[Ralf Mardorf]

On Sun, 8 May 2016 14:54:25 +0200, Ralf Mardorf wrote:
>On Sun, 8 May 2016 14:07:51 +0200, Petter Adsen wrote:
>>You could also try to kill the screen locker process, I think Xfce
>>uses light locker by default.  
>
>I don't know what is used by a default Xubuntu install, however, the
>information I found mentions that xflock4, as part of xfce4-session
>from upstream could be used with, xscreensaver, gnome-screensaver,
>xlockmore or slock for locking the screen. The Ubuntu packages
>recommend xscreensaver or light-locker. Without using the xflock4
>script, it's possible to set a lock command by
>  xfconf-query -c xfce4-session -p /general/LockCommand -s\
>  "light-locker-command -l" --create -t string
>Assumed light-locker is installed, a tab is added to
>xfce4-power-manager.

$ grep 'display backlight' -A1 /usr/bin/xflock4 
	# turn off display backlight:
	xset dpms force off

Perhaps running

  xset dpms force on

would solve the issue.