Carl Worth schrieb:
> On Thu, Aug 13, 2009 at 06:01:34PM -0400, Andy Neitzke wrote:
>> My problem is that frequently, even when the system should be idle, KDE's 
>> CPU 
>> monitor applet shows that one of the two processors is fully loaded.  When 
>> this happens, "top" blames the X process, showing it using around 95% CPU.  
> ...
>> My question is:  how can I diagnose this problem more precisely?  (Is it 
>> a symptom of an Xorg bug, or could it that some part of KDE is issuing an 
>> enormous number of requests to the X server for some reason?)
> 
> Could be either. The next step would be to use a profiler, (such as
> sysprof or oprofile), to find out what functions are eating up all of
> the CPU.
> 
> -Carl
> 


Hi Andy,
you can start a pure X simply bei starting X (see man X) on the commandline.
That should give a an impression if the server/driver (aka X11) is responsible
or something other, later in the food chain.

Next you can try with an application (xterm), then a simple WM (twm or), and 
see what
will happen, perhaps the effekt is related to an special option like 3d 
functions ...


re,
 wh


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