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Re: Upgrade from 7.2 to newest X in Lenny kills fps



On Tue, 27 May 2008 10:56:14 +0200
Michel Dänzer <daenzer@debian.org> wrote:

> On Mon, 2008-05-26 at 16:34 -0400, Daniel Dickinson wrote:
> > I have recently upgraded my xorg and related packages from 7.2 to
> > 7.3 and my glxgears fps has gone from ~1200 fps to ~60 fps.  I have
> > regenerated my xorg.conf using dpkg-reconfigure xserver-xorg, and
> > have tried adding back the composite (which is what made the
> > difference under 7.2).  Composite works (xrender based at any rate;
> > xcompmgr and xfce built-in) but my reported frame rate is still 60
> > fps (using not-a-benchmark glxgears).
> 
> Is
> 
> vblank_mode=0 glxgears
> 
> fast? Are real applications affected?
> 
> 

vblank_mode=0 is fast.  I haven't noticed anything in terms of real
apps, but I haven't used any 3d apps for couple of weeks (except
screensavers and while they've been slow the system has also been
busy), and I just did the upgrade in the past few days.

Since vblank_mode=0 is fast, is there likely to be a problem when I try
something 3d, like games, and is it sufficient to make that part of
the .xsessionrc, or will I need to alter my /etc/drirc?

Thanks!

Daniel

-- 
And that's my crabbing done for the day.  Got it out of the way early, 
now I have the rest of the afternoon to sniff fragrant tea-roses or 
strangle cute bunnies or something.   -- Michael Devore
GnuPG Key Fingerprint 86 F5 81 A5 D4 2E 1F 1C      http://gnupg.org
No more sea shells:  Daniel's Weblog    http://cshore.wordpress.com

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