Messages in this thread | | | Subject | Re: [BUG nohz]: wrong user and system time accounting | From | Mike Galbraith <> | Date | Thu, 30 Mar 2017 15:19:04 +0200 |
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On Thu, 2017-03-30 at 14:40 +0200, Frederic Weisbecker wrote: > On Thu, Mar 30, 2017 at 09:58:44AM +0800, Wanpeng Li wrote:
> > There is such a feature skew_tick currently, refer to commit > > 5307c9556bc (tick: add tick skew boot option), w/ skew_tick=1 boot > > parameter, the bug disappear, however, the commit also mentioned that > > it will hurt power consumption. > > Oh, I completely missed that!
It suggests it'll harm power consumption because skew removal allegedly saved power. Recalling what removal did to my 8 socket box, I doubt adding it back costs large boxen anything at all, rather the opposite.
-Mike
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