Re: [PATCH 2/2] nohz: make nohz_full imply isolcpus

From: Mike Galbraith
Date: Mon Apr 06 2015 - 23:10:41 EST


On Mon, 2015-04-06 at 15:28 -0400, Rik van Riel wrote:
> On 04/03/2015 11:43 PM, Mike Galbraith wrote:
>
> > Speaking of microsecond savers, the (ick) deferment experiment
> > below
> > cut 60 core jitter in half. Shooting the clocksource watchdog
> > fixes
> > alternating ~15us/~5us tick on my desktop box.
> >
> > With workqueue twiddles and whatnot floating around, the thing is
> > starting to look viable.
>
> Doesn't look too bad to me, though the changes below
> could probably use some comments when turned into a
> final patch :)

The watchdog yeah, the tick thing may want to become.. anything else.

-Mike
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