linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Michal Hocko <mhocko@kernel.org>
To: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>
Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	linux-mm@kvack.org, kvm@vger.kernel.org,
	"Kirill A. Shutemov" <kirill@shutemov.name>
Subject: Re: KVM hang after OOM
Date: Tue, 20 Mar 2018 07:53:55 +0100	[thread overview]
Message-ID: <20180320065339.GA23100@dhcp22.suse.cz> (raw)
In-Reply-To: <CABXGCsN8mN7bGNDx9Tb2sewuXWp6DbcyKpMFv0UzGATAMELxqA@mail.gmail.com>

On Mon 19-03-18 21:23:12, Mikhail Gavrilov wrote:
> Good news 4.16.0-rc6 with proposed patch not hangs after OOM anymore!
> Of course I would be more happy If was possible protect GUI from
> memory pressing and save responsiveness from lags when system begin

It seems it is "Web Content" that is eating a lot of memory. Maybe it
would help to put this process into a dedicated memory cgroup with some
reasonable limit and thus reduce the pressure to the system as whole.

[...]
> using swap actively.
> But I'm already satisfied with proposed patch.
> 
> I am attached dmesg when I triggering OOM three times. And every time
> after it system survived.
> I think this patch should be merged in mainline.

Could you be more specific what is _this_ patch, please?
-- 
Michal Hocko
SUSE Labs

  reply	other threads:[~2018-03-20  6:53 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-11 18:11 Mikhail Gavrilov
2018-03-12  9:00 ` Kirill A. Shutemov
2018-03-12 18:56   ` Mikhail Gavrilov
2018-03-13 12:22     ` Tetsuo Handa
2018-03-15 12:34     ` Michal Hocko
2018-03-15 12:37   ` Michal Hocko
2018-03-12 10:22 ` Tetsuo Handa
2018-03-15 11:56   ` Tetsuo Handa
2018-03-15 20:10     ` Mikhail Gavrilov
2018-03-17  3:13       ` Tetsuo Handa
2018-03-19 16:23         ` Mikhail Gavrilov
2018-03-20  6:53           ` Michal Hocko [this message]
2018-03-20 12:20             ` Tetsuo Handa
     [not found]               ` <CABXGCsNBEpVoMzrhyNLKhzNxPs=9a+Z+2aUxJ8WtZ8gE+=OGSA@mail.gmail.com>
2018-03-22  8:39                 ` Michal Hocko
  -- strict thread matches above, loose matches on Subject: below --
2018-03-11 16:50 Mikhail Gavrilov

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=20180320065339.GA23100@dhcp22.suse.cz \
    --to=mhocko@kernel.org \
    --cc=kirill@shutemov.name \
    --cc=kvm@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mikhail.v.gavrilov@gmail.com \
    --cc=penguin-kernel@i-love.sakura.ne.jp \
    /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