ati driver falling back to software

Ray Van Dolson rayvd at bludgeon.org
Thu Jun 19 07:40:53 PDT 2008


> > 
> > Alright, I've modified my Xorg config file to use AccelDFS 
> 
> I guess that didn't make a difference though? The profile doesn't seem
> to show any significant fallbacks.

Not at all.  But I thought perhaps it was as a result of all the trace
messages getting thrown.

> > and rebuilt Xorg with DEBUG_TRACE_FALL set.  In addition I also re-ran a profile
> > using sysprof.  Output of everything can be found here:
> > 
> >   http://rayvd.fedorapeople.org/xorg/20080618.1/
> 
> That's a much more useful profile, thanks.
> 
> It looks like most cycles are spent for text rendering. Have you tried
> or could you try the xserver Git master branch to see if the text
> rendering and other optimizations there help?

I'll give it a go -- gotta figure out the "right" way to do this with
my Xorg RPM's in Fedora 9. :) (patches, etc).

Also, I'll take a video of what I'm seeing and throw it up as an ogg
somewhere.

Ray


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