[Intel-gfx] 3d performance very low

Owain Ainsworth zerooa at googlemail.com
Fri Jul 30 16:06:39 CEST 2010

On Wed, Jul 28, 2010 at 11:17:30PM +0200, Hanno B??ck wrote:
> Hi,
> it seems I'm currently getting insanely slow 3d performance on my system. 
> q3demo benchmark (run with ` to start console, timedemo 1, demo demo001) gives 
> me 57 fps. I think even my old r200 got more than 100 there.

I'll happily bet that you have a screen refresh rate of 60hz.

Your rendering is synchronized to vertical blank of your screen. Move
along, nothing to see here.

IIRC the patch that meant mesa take heed of the vblank_mode environment
variable was not in 7.8.2, but may be found in git as commits:
234286c0f8b7d30ed49223c648d4c73c1a517ab3 and

Brain, v. [as in "to brain"]:
	To rebuke bluntly, but not pointedly; to dispel a source of
	error in an opponent.
		-- Ambrose Bierce, "The Devil's Dictionary"

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