Performance issue with X11

[Patrick O'Callaghan]

On Tue, 2008-10-21 at 00:51 -0430, Patrick O'Callaghan wrote:
> On Mon, 2008-10-20 at 17:50 -0700, Aldo Foot wrote:
> > On Mon, Oct 20, 2008 at 5:11 PM, Patrick O'Callaghan
> > <pocallaghan at gmail.com> wrote:
> > >>    - Do you have another video card to test?
> > >
> > > No. I don't need fancy graphics and the high level of traffic about ATI
> > > and Nvidia on this list puts me off getting into that. The only
> > > graphic-intensive app I use is the foobillard game, which used to be
> > > acceptable but now is virtually unplayable because of flicker.
> > 
> > Are you able to change the shared video memory in the BIOS? You have 2GB.
> > Test setting to auto if the setting is available.
> > The video card may be starving for memory and hence the repainting errors.
> 
> Interesting thought. I'll take a look.

OK, something called IGD DVMT Memory was set at 128MB. I upped it to
256MB. First impressions after 5 minutes of use are that it does seem to
make a difference, i.e. there are still some repainting bugs but they
are less egregious than they were.

The glxgears test is no better unfortunately.

poc