linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Suren Baghdasaryan <surenb@google.com>
To: "T.J. Alumbaugh" <talumbau@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Mel Gorman <mgorman@techsingularity.net>,
	 linux-mm <linux-mm@kvack.org>
Subject: Re: ptf-threads on mm-unstable seems to regressed from 6.2-rc3
Date: Sun, 22 Jan 2023 15:09:46 -0800	[thread overview]
Message-ID: <CAJuCfpH=V1NY7BTthL9wtSUahxXmOLkJffj1rsNASk_AMYu6RA@mail.gmail.com> (raw)
In-Reply-To: <CABmGT5HsoBv0RpGzFsz_Ja0g_y5wv10JZf9N+iAfcx467MaGHA@mail.gmail.com>

On Sun, Jan 22, 2023 at 10:53 AM T.J. Alumbaugh <talumbau@google.com> wrote:
>
> Hi Suren,
>
> On Sun, Jan 22, 2023 at 12:28 AM Suren Baghdasaryan <surenb@google.com> wrote:
>
> > This is comparing mm-unstable ToT (c04e06325f11 "mm: multi-gen LRU:
> > simplify lru_gen_look_around()") with 6.2-rc3, which was my previous
> > baseline (both are tested without my patchset). Not sure if this is
> > expected, so sending a warning. If this is unexpected, it would also
> > be great if someone can confirm this is not a fluke on my side.

Sorry, false alert. I found the reason for regression is the
CONFIG_KASAN which was enabled in one case and disabled in the other.

>
> I don't believe this is caused by MGLRU, but I think knowing that
> would help bisect the regression. Can you confirm that MGLRU is not
> enabled for those results?

CONFIG_LRU_GEN was not set in both cases.

Sorry for the noise.
Thanks,
Suren.

>
> Thanks,
> -T.J.


      reply	other threads:[~2023-01-22 23:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-22  7:28 Suren Baghdasaryan
2023-01-22 18:53 ` T.J. Alumbaugh
2023-01-22 23:09   ` Suren Baghdasaryan [this message]

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='CAJuCfpH=V1NY7BTthL9wtSUahxXmOLkJffj1rsNASk_AMYu6RA@mail.gmail.com' \
    --to=surenb@google.com \
    --cc=akpm@linux-foundation.org \
    --cc=linux-mm@kvack.org \
    --cc=mgorman@techsingularity.net \
    --cc=talumbau@google.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