[Bug 111216] [CI][SHARDS] igt at perf_pmu@most-busy-idle-check-all-vecs0 - fail - Failed assertion: (double)(val[i]) <= (1.0 + (tolerance)) * (double)(slept) && (double)(val[i]) >= (1.0 - (tolerance)) * (double)(slept)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111216

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from Chris Wilson <chris at chris-wilson.co.uk> ---
I hereby claim that

commit c7302f204490f3eb4ef839bec228315bcd3ba43f
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Thu Aug 8 21:27:58 2019 +0100

    drm/i915: Defer final intel_wakeref_put to process context

will improve this bug! (Money back not guaranteed.)

I think it's a CPU scheduler delay, but the changes in timing from the above
commit might be enough to put us in its good graces. More likely the opposite!

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