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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - R9270X pyrit benchmark perf regressions with latest kernel/llvm"
href="https://bugs.freedesktop.org/show_bug.cgi?id=82050#c59">Comment # 59</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - R9270X pyrit benchmark perf regressions with latest kernel/llvm"
href="https://bugs.freedesktop.org/show_bug.cgi?id=82050">bug 82050</a>
from <span class="vcard"><a class="email" href="mailto:haagch@frickel.club" title="Christoph Haag <haagch@frickel.club>"> <span class="fn">Christoph Haag</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=82050#c58">comment #58</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=82050#c57">comment #57</a>)
> > I'm trying drm-next-3.18 and mesa git and many unreal engine demos are still
> > broken like this:
> > <a href="https://www.youtube.com/watch?v=NvgA9_B0dMo">https://www.youtube.com/watch?v=NvgA9_B0dMo</a>
>
> Are you sure that's directly related to the Unigine Heaven stuttering
> discussed in this report? E.g., does reverting the Mesa commit in question
> help, or do you see similar symptoms in the Gallium HUD?</span >
It does look like the same symptoms. Only rare and short hangs in unigine
heaven, but frequent hangs of ~1-2 sconds in unigine valley. The HUD shows that
these hangs mostly correlate with jumps in vram/gtt usage.
Is the mesa commit in question 150ac07b855b5c5f879bf6ce9ca421ccd1a6c938? If so,
it doesn't revert cleanly anymore, but I can have a look if I can manually see
how to do it.</pre>
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