[Openchrome-users] P4M800 - CPU 100%

emachine userforum
Mon Feb 12 15:52:29 PST 2007


Re: P4M800 - CPU 100%
> emachine wrote:
> > > emachine wrote:
> > > >> I am getting poor performance from my P4M800..  When I run
> > > >> glxgears my CPU runs at  nearly at 100%.
> > >
> > > glxgears runs at 100% cpu because the driver busy-waits for the
> > > GPU to complete drawing.
> > >
> > > /Thomas
> >
> > I would expect top to tell me that the CPU is waiting then?
> 
> But glxgears isn't telling the kernel that it is waiting: to the 
> kernel glxgears just seems very busy -- doing just about nothing.  
> It's normal, glxgears runs everywhere at 100% CPU usage.
> 
> Benno

Any idea on why I have some artifacts appearing on some screen savers?

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