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SubjectRe: [RFC PATCH v1 00/11] Create fast idle path for short idle periods
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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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