[ANNOUNCE] xf86-video-intel-2.1.99

Ben Gamari ben at mw0.ath.cx
Thu Nov 22 10:26:32 PST 2007


Hey all,

I'm using git master drm, mesa, and xf86-video-intel and I still find
that scrolling is quite unresponsive and slow (30-50% CPU usage by X).
Thanks a ton for your work,

- Ben


On Mon, 2007-11-19 at 16:59 +0100, Michel Dänzer wrote:
> On Mon, 2007-11-19 at 16:54 +0100, Khashayar Naderehvandi wrote:
> > On Nov 19, 2007 2:49 PM, Michel Dänzer <michel at tungstengraphics.com> wrote:
> > >
> > >
> > > On Wed, 2007-11-14 at 19:48 +0100, Khashayar Naderehvandi wrote:
> > > > On Nov 13, 2007 6:16 PM, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> > > > > On Tuesday, November 13, 2007 4:18 am Khashayar Naderehvandi wrote:
> > > > > > With the git version, accelmethod defaults to EXA and most things seem to
> > > > > > work just fine. But I'm kind of doubtful about EXA as default. Windows
> > > > > > manipulation, compiz, etc., are snappy, but just scrolling in a browser
> > > > > > uses 100% cpu. Especially when running compiz at the same time, scrolling
> > > > > > text becomes painfully slow. Writing this email is really annoying as I
> > > > > > type notably faster than the characters appear on the screen.
> > > > > >
> > > > > > If this issue supposed to be fixed for the final 2.2 release? If not, I'd
> > > > > > suggest using XAA as default...
> > > > >
> > > > > Can you try using the "ExaNoComposite" option?  That may bring you back to
> > > > > XAA/noaccel performance levels.
> > > > >
> > > > > The reason for moving to EXA by default is that XAA simply can't support
> > > > > several of the features the driver has available, like a tiled frontbuffer or
> > > > > framebuffer compression.  Carl, Keith and Dave have been working on the
> > > > > performance problems, but they probably won't be fixed for this release.
> > > > >
> > > >
> > > > I'm trying it now with ExaNoComposite and experience no improvement
> > > > whatsoever. I'm running 24bit and not 16. But as far as I can tell,
> > > > scrolling is horrible when running a composite manager such as compiz.
> > > > Not otherwise.
> > >
> > > Which versions of xserver and Mesa is that with?
> > >
> > I'm using mesa 7.0.1, and xserer 1.4, FWIW.
> 
> Can you try mesa Git master? At least with pre-965, that should give you
> zero-copy GLX_EXT_texture_from_pixmap.
> 
> 
> -- 
> Earthling Michel Dänzer           |          http://tungstengraphics.com
> Libre software enthusiast         |          Debian, X and DRI developer
> 
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