On 2013-11-15, at 16:14, Stephen Berg (Contractor) <[log in to unmask]> wrote:

> I'm searching for a command line utility of some fashion to let me get the Xwindows screen resolution from a remote system.  What I'd like is very simply a command, utility, log entry that I can reliably tell that "System X, over there on the network, is running an Xwindows session at 1920x1080."
> 
> Does anyone have any ideas on how I can accomplish this?  So far xrandr doesn't seem to let me do it.  There's lots of "Setting mode" entries in /var/log/Xorg.0.log but no easy way to tell if that's the actual resolution currently running.

# ssh SystemX ps auxwww|grep Xorg|grep -v grep
root      6093  0.0  0.5 142816 41848 tty1     Ss+  Nov07   1:02 /usr/bin/Xorg :0 -nr -verbose -audit 4 -auth /var/run/gdm/auth-for-gdm-uxxFlD/database -nolisten tcp vt1
# ssh SystemX DISPLAY=:0 XAUTHORITY=/var/run/gdm/auth-for-gdm-uxxFlD/database xrandr -q
Screen 0: minimum 8 x 8, current 3200 x 1200, maximum 16384 x 16384
DP-0 connected 1920x1200+0+0 (normal left inverted right x axis y axis) 518mm x 324mm
   1920x1200      60.0*+
   1920x1080      60.0     50.0  
   1680x1050      60.0  
   1600x1200      60.0  
   1440x900       59.9  
   1280x1024      60.0  
   1280x960       60.0  
   1280x800       59.8  
   1280x720       60.0     50.0  
   1024x768       60.0  
   800x600        60.3     56.2  
   720x576        50.0  
   720x480        59.9  
   640x480        59.9  
DP-1 connected 1280x1024+1920+0 (normal left inverted right x axis y axis) 338mm x 270mm
   1280x1024      60.0*+   75.0  
   1280x960       60.0  
   1152x864       75.0  
   1024x768       75.0     70.1     60.0  
   800x600        75.0     72.2     60.3     56.2  
   640x480        75.0     72.8     59.9  
DP-2 disconnected (normal left inverted right x axis y axis)
DP-3 disconnected (normal left inverted right x axis y axis)

-- 
Stephan Wiesand
DESY - DV -
Platanenallee 6
15738 Zeuthen, Germany