public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Peter Zijlstra <peterz@infradead.org>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Yuyang Du <yuyang.du@intel.com>, Ingo Molnar <mingo@kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	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)
Date: Mon, 26 Sep 2016 13:53:00 +0200	[thread overview]
Message-ID: <20160926115300.GA5016@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <f7257223-10d3-f453-a7b8-a10f9bb7f537@de.ibm.com>

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.

  reply	other threads:[~2016-09-26 11:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-26 10:42 group scheduler regression since 4.3 (bisect 9d89c257d sched/fair: Rewrite runnable load and utilization average tracking) Christian Borntraeger
2016-09-26 10:56 ` Peter Zijlstra
2016-09-26 11:42   ` Christian Borntraeger
2016-09-26 11:53     ` Peter Zijlstra [this message]
2016-09-26 12:01       ` Christian Borntraeger
2016-09-26 12:10         ` Peter Zijlstra
2016-09-26 12:49           ` Christian Borntraeger
2016-09-26 14:12           ` Christian Borntraeger
2016-09-26 12:25   ` Vincent Guittot

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160926115300.GA5016@twins.programming.kicks-ass.net \
    --to=peterz@infradead.org \
    --cc=Morten.Rasmussen@arm.com \
    --cc=borntraeger@de.ibm.com \
    --cc=bsegall@google.com \
    --cc=dietmar.eggemann@arm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@kernel.org \
    --cc=pjt@google.com \
    --cc=vincent.guittot@linaro.org \
    --cc=yuyang.du@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox