linux-kernel - Re: [PATCH v2 1/2] sched/fair: Fix how load gets propagated from cfs_rq to its sched

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Message-ID: <20170504062109.d5o2dz6t4lqnkp5n@hirez.programming.kicks-ass.net>
Date:   Thu, 4 May 2017 08:21:09 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Tejun Heo <tj@...nel.org>
Cc:     Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Mike Galbraith <efault@....de>, Paul Turner <pjt@...gle.com>,
        Chris Mason <clm@...com>, kernel-team@...com
Subject: Re: [PATCH v2 1/2] sched/fair: Fix how load gets propagated from
 cfs_rq to its sched_entity

On Thu, May 04, 2017 at 07:51:29AM +0200, Peter Zijlstra wrote:

> Urgh, and my numbers were so pretty :/

Just to clarify on how to run schbench, I limited to a single socket (as
that is what you have) and set -t to the number of cores in the socket
(not the number of threads).

Furthermore, my machine is _idle_, if I don't do anything, it doesn't do
_anything_.