linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Michal Hocko <mhocko@suse.com>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: akpm@linux-foundation.org, linux-mm@kvack.org,
	Roman Gushchin <guro@fb.com>,
	Randy Dunlap <rdunlap@infradead.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Subject: Re: [PATCH] mm, memcg: skip killing processes under memcg protection at first scan
Date: Mon, 19 Aug 2019 09:31:28 +0200	[thread overview]
Message-ID: <20190819073128.GB3111@dhcp22.suse.cz> (raw)
In-Reply-To: <1566102294-14803-1-git-send-email-laoar.shao@gmail.com>

On Sun 18-08-19 00:24:54, Yafang Shao wrote:
> In the current memory.min design, the system is going to do OOM instead
> of reclaiming the reclaimable pages protected by memory.min if the
> system is lack of free memory. While under this condition, the OOM
> killer may kill the processes in the memcg protected by memory.min.

Could you be more specific about the configuration that leads to this
situation?
-- 
Michal Hocko
SUSE Labs


  parent reply	other threads:[~2019-08-19  7:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-18  4:24 Yafang Shao
2019-08-18 14:08 ` kbuild test robot
2019-08-18 14:08 ` kbuild test robot
2019-08-18 17:11 ` Souptick Joarder
2019-08-19  1:03   ` Yafang Shao
2019-08-19  7:31 ` Michal Hocko [this message]
2019-08-19  8:15   ` Yafang Shao
2019-08-20  6:31     ` Michal Hocko
2019-08-20  7:02       ` Yafang Shao

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=20190819073128.GB3111@dhcp22.suse.cz \
    --to=mhocko@suse.com \
    --cc=akpm@linux-foundation.org \
    --cc=guro@fb.com \
    --cc=hannes@cmpxchg.org \
    --cc=laoar.shao@gmail.com \
    --cc=linux-mm@kvack.org \
    --cc=penguin-kernel@I-love.SAKURA.ne.jp \
    --cc=rdunlap@infradead.org \
    --cc=vdavydov.dev@gmail.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