window resize poor performance

Ray Van Dolson rayvd at
Tue May 20 11:48:07 PDT 2008

On Tue, May 20, 2008 at 08:20:11PM +0200, Miguel Angel Alvarez wrote:
> El Martes 20 Mayo 2008, Ray Van Dolson escribió:
> > Hi all.  Using Fedora 9 a custom xf86-video-ati driver from the git
> > repo with a Radeon 9800XT  Using the GNOME terminal, resizing is
> > somewhat decent, but in XFCE, its Terminal application is horribly slow
> > resizing.  Definitely seems to be falling back to software.
> >
> Hi all,
> I have a quite similar problem, but it affects all windows.
> I'm using opensuse 11.0 beta3 (which ships xserver with a Radeon 
> 9200SE (rv280), so by default aiglx and composite are enabled, and any window 
> resizing is very very slow, no matter if I use compiz or not as window 
> manager.
> I have tryed using XLIB_SKIP_ARGB_VISUALS=1 before starting X but it doesn't 
> help.
> Is there any fix other than disabling composite?

Can you confirm that disabling composite does in fact resolve the issue
for you?

It'd also be interesting to see the result of an oprofile run, and also
the steps Michel mentions for me to try if indeed it's falling back to
software (seems likely).


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