[PD] very bad GEM performance

Peter Plessas plessas at sbox.tugraz.at
Sat Jun 18 01:25:53 CEST 2005


just a guess, but perhaps the graphics card needs more memory in dual 
head mode, therefore being unable to use DRI?

cheerio, Peter

Georg Holzmann wrote:
> Hallo Frank!
> Thanks for the fast answer!
>>Also you need to enable DRI in /etc/X11/XF86Config[-4] like:
> Ah - this is the problem. Yesterday I loaded my XF86Config-4 for dual screen
> and so I have this bad performance.
> But I don't understand why, I have the same settings (only an additional
> monitor:) - maybe I must specify something special for dual screen
> (xinerama) ?
> Here are my XF86Configs:
> http://grh.mur.at/XF86Config-4.dual_head
> http://grh.mur.at/XF86Config-4.single_head
> with the single_head DRI works ...
> LG
> Georg

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