Messages in this thread | | | Subject | Re: [PATCH] intel_idle: Add ICL support | From | Zhang Rui <> | Date | Thu, 27 Aug 2020 01:47:44 +0800 |
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On Wed, 2020-08-26 at 19:00 +0200, Rafael J. Wysocki wrote: > On Wed, Aug 26, 2020 at 6:46 PM Guilhem Lettron <guilhem@barpilot.io> > wrote: > > > > I've done more tests, maybe it can give you more hints. > > I don't see that much differences between both (with and without > > patches) in this cases. > > OK, thanks! > > I'm assuming that the topmost two sets of data are for the "without > the patch" case whereas the other three correspond to the "with the > patch" case.
I think the sample period is too short. Even with the same kernel, I can see the Busy% varies from 1% to 9%, and the PkgWatt varies from 0.4W to 2.4W.
thanks, rui
> > If so, the processor clearly enters PC10 in both cases and the > residency percentages are similar. > > The numbers of times the POLL state was selected in the first test > look kind of unusual (relatively very large), but other than this the > patch doesn't seem to make much of a difference, so I'm not going to > apply it. > > Thanks!
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