[Bug 91857] Mesa 10.6.3 linker is slow

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Sep 8 07:30:33 PDT 2015


--- Comment #17 from Clive McCarthy <CliveMcCarthy at gmail.com> ---
(In reply to Jordan Justen from comment #16)
> (In reply to Clive McCarthy from comment #15)
> > Factors of two, in the linking of the shader, are not an issue. There is a
> > two or three orders of magnitude class of problem somewhere. An i7 far
> > outclasses the Atom processor but the Nvidia linker gets the job done in
> > 120ms and the i7 30 to 40 seconds.
> Are you exporting __GL_SHADER_DISK_CACHE=false?
> I've seen the time on an nvidia system go from
> 200ms to 2.1s after setting that variable.
> Just trying to separate out the effects of the
> nvidia shader cache...

I'll set that environment variable and report back.

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