linux-kernel - Re: [PATCHSET RFC cgroup/for-4.6] cgroup, sched: implement resource group and PRIO

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Date:	Fri, 15 Apr 2016 04:42:27 +0200
From:	Mike Galbraith <umgwanakikbuti@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Johannes Weiner <hannes@...xchg.org>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	mingo@...hat.com, lizefan@...wei.com, pjt@...gle.com,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	linux-api@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCHSET RFC cgroup/for-4.6] cgroup, sched: implement resource
 group and PRIO_RGRP

On Thu, 2016-04-14 at 15:57 -0400, Tejun Heo wrote:
> Hello, Mike.
> 
> On Thu, Apr 14, 2016 at 08:07:37AM +0200, Mike Galbraith wrote:
> > Let /foo be an exclusive cpuset containing exclusive subset bar.
> > How can any task acquire set foo affinity if B really really
> > applies?  My box calls me a dummy if I try to create a "proper"
> > home
> > for tasks, one with both no snobby neighbors and proper affinity.
> 
> I'm not sure I quite understand what you're saying.  Are you referring
> to the cpuset.{cpu|mem}_exclusive knobs?

Yes.

	-Mike