[Bug 108700] 2x Media CPU power usage, or 15% perf drop when CPU bound GPU use-case is TDP limited

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108700

--- Comment #6 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Eero Tamminen from comment #5)
> (In reply to Chris Wilson from comment #4)
> > I haven't yet tried the exact tests as cited here, all I've found so far is
> > a remarkable improvement from 08e3e21a24d23db6a4adca90f7cb40d69e09d35c
> > ("drm/i915: kill resource streamer support") in the -rc1 merge.
> 
> In CPU bound Driver2 GL tests?  On which device?

kbl + glxgears; basic context switch exercise.

In light of the rc1 controversy, do you have spectre/meltdown migrations
enabled on your test systems?

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