[Xquartz-dev] xquarz uses 100% of CPU when not focused

[Jeremy Huddleston]

On Feb 8, 2009, at 13:15, George Peter Staplin wrote:

> Quoted Ken Nussear <knussear at mac.com>:
>
>> I'm using xquartz 2.3.2.1 on osx 10.5.6 on a 2.16 GHz intel core 2  
>> duo.
>> When x11 is running, but is not focused it begins to use 100% of my  
>> cpu
>> until re-focused.
>>
>> Repeatable 100% of the time on my machine.
>>
>> I posted as Ticket #241
>>
>> Can anyone help me diagnose the issue?
>>
>>
>>
>> Ken
>
> I think it's probably the pasteboard, but it could be something in  
> quartz-wm.  I think those are the 2 areas that deal with active/ 
> inactive messages.

Someone reported this without quartz-wm running (.xinitrc was just  
'exec xterm').

Ken, could you please make your ~/.xinitrc just contain this line:
exec /usr/X11/bin/xterm

Then relaunch X11.app?  You should get an undecorated xterm window.   
Can you see the 100% CPU usage in this scenario?