Bug#421396: xserver-xorg-core: Performance leak
On Sun, 2007-04-29 at 01:29 +0200, Mathias Brodala wrote:
>
> Michel Dänzer, 29.04.2007 01:24:
> > On Sat, 2007-04-28 at 22:40 +0200, Brice Goglin wrote:
> >
> >> I don't know why the performance dropped between 1.1 and 1.3
> >
> > The pixmap migration scheme used in 1.1 prevented it from attempting to
> > use acceleration in a lot of cases, which ironically may work better in
> > some situations. You can use the 1.1 migration scheme with Option
> > "MigrationHeuristics" "greedy" (or "smart" for the 1.2 scheme).
> >
> > Also, for maximum performance with EXA make sure the DRI is enabled and
> > try Option "AccelDFS".
>
> Funny: these are exactly the two settings I did set now to re-enable EXA with
> full speed.
:)
> But are you sure about "MigrationHeuristics" not being "MigrationHeuristic"
> instead? I did set the latter and it was recognized. Or does it not matter?
It does, that was a typo, good catch.
--
Earthling Michel Dänzer | http://tungstengraphics.com
Libre software enthusiast | Debian, X and DRI developer
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