Messages in this thread | | | Subject | Re: [PATCH RFC/TEST] sched: make sync affine wakeups work | From | Mike Galbraith <> | Date | Fri, 02 May 2014 08:13:39 +0200 |
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On Fri, 2014-05-02 at 00:42 -0400, Rik van Riel wrote:
> Whether or not this is the right thing to do remains to be seen, > but it does allow us to verify whether or not the wake_affine > strategy of always doing affine wakeups and only disabling them > in a specific circumstance is sound, or needs rethinking...
Yes, it needs rethinking.
I know why you want to try this, yes, select_idle_sibling() is very much a two faced little bitch. NOHZ doesn't help, my kernels throttle it.
-Mike
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