Messages in this thread | | | Subject | Re: [RFC PATCH v1 00/11] Create fast idle path for short idle periods | From | "Li, Aubrey" <> | Date | Tue, 18 Jul 2017 11:23:36 +0800 |
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On 2017/7/18 3:48, Arjan van de Ven wrote: > On 7/17/2017 12:23 PM, Peter Zijlstra wrote: >> Of course, this all assumes a Gaussian distribution to begin with, if we >> get bimodal (or worse) distributions we can still get it wrong. To fix >> that, we'd need to do something better than what we currently have. >> > > fwiw some time ago I made a chart for predicted vs actual so you can sort > of judge the distribution of things visually > > http://git.fenrus.org/tmp/linux2.png > > This does not look like a Gaussian, does it? I mean abs(expected - actual).
Thanks, -Aubrey
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