From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965763AbcIZLxL (ORCPT ); Mon, 26 Sep 2016 07:53:11 -0400 Received: from merlin.infradead.org ([205.233.59.134]:35276 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934676AbcIZLxK (ORCPT ); Mon, 26 Sep 2016 07:53:10 -0400 Date: Mon, 26 Sep 2016 13:53:00 +0200 From: Peter Zijlstra To: Christian Borntraeger Cc: Yuyang Du , Ingo Molnar , Linux Kernel Mailing List , vincent.guittot@linaro.org, Morten.Rasmussen@arm.com, dietmar.eggemann@arm.com, pjt@google.com, bsegall@google.com Subject: Re: group scheduler regression since 4.3 (bisect 9d89c257d sched/fair: Rewrite runnable load and utilization average tracking) Message-ID: <20160926115300.GA5016@twins.programming.kicks-ass.net> References: <45222b6f-4849-f1f4-fdf5-2a26ac9a3ed4@de.ibm.com> <20160926105621.GZ5016@twins.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 26, 2016 at 01:42:05PM +0200, Christian Borntraeger wrote: > On 09/26/2016 12:56 PM, Peter Zijlstra wrote: > > One of the differences in the old and new thing is being addressed by > > these patches: > > > > https://lkml.kernel.org/r/1473666472-13749-1-git-send-email-vincent.guittot@linaro.org > > > > Could you see if those patches make a difference? If not, we'll have to > > go poke elsewhere ofcourse ;-) > > Those patches do not apply cleanly on v4.7, linux/master or next/master. > Is there a good branch to test these patches? They seemed to apply for me on tip/sched/core, I pushed out a branch for you that has them on. git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/propagate I didn't boot the result though; but they applied without issue.