Comment # 6 on bug 57034 from Orion Poplawski

(In reply to comment #5)
> Things are looking up :)
> 
> What happens if you do
> 
> xrandr --output DP-2 --off
> xrandr --output DP-2 --auto

Then I seem to lose the second monitor (screen size shrinks):

Screen 0: minimum 320 x 200, current 1600 x 1200, maximum 8192 x 8192
DVI-I-1 disconnected (normal left inverted right x axis y axis)
DP-1 connected primary 1600x1200+0+0 (normal left inverted right x axis y axis)
367mm x 275mm
   1600x1200      60.0*+
   1280x1024      75.0     60.0
   1152x864       75.0
   1024x768       75.1     60.0
   800x600        75.0     60.3
   640x480        75.0     60.0
   720x400        70.1
DP-2 connected 1600x1200+0+0 (normal left inverted right x axis y axis) 367mm x
275mm
   1600x1200      60.0*+

> Alternatively, what happens if you physically unplug and then re-plug the
> second DP monitor?

Essentially the same.