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

Peter Zijlstra
2011-08-31T09:28:49Z

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.

[cpuisol seems to already be broken for SCHED_FIFO tasks, since they
share the def_root_domain]