Re: [RFC PATCH 00/32] Nohz cpusets (was: Nohz Tasks)

Mike Galbraith
2011-08-31T10:26:28Z

On Wed, 2011-08-31 at 11:28 +0200, Peter Zijlstra wrote:
> On Wed, 2011-08-31 at 05:47 +0200, Mike Galbraith wrote:
> > On Tue, 2011-08-30 at 16:06 +0200, Frederic Weisbecker wrote:
> >
> > > Ah I haven't tested with that isolcpus especially as it's headed toward
> > > removal.
> >
> > It is? Is it being replaced by something? (I find it useful)
>
> cpusets? Afaict all it does is not include a number of cpus in the sched
> domains, creating a bunch of independent scheduling cpus. You can use
> cpusets to get to the same state.

Guess I'll have to try creating a cpuset per cpu, and see how it
compares to isolcpus. cset shield --cpu 4-63 didn't work well enough.

-Mike