From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Alin Dobre <alin.dobre@elastichosts.com>
Cc: linux-mm@kvack.org
Subject: Re: Unnecessary mass OOM kills on Linux 3.11 virtualization host
Date: Wed, 13 Nov 2013 17:19:21 +0400 [thread overview]
Message-ID: <20131113131921.GF2834@moon> (raw)
In-Reply-To: <52837216.1090100@elastichosts.com>
On Wed, Nov 13, 2013 at 12:35:34PM +0000, Alin Dobre wrote:
> On 13/11/13 12:09, Cyrill Gorcunov wrote:
> >On Wed, Nov 13, 2013 at 11:18:26AM +0000, Alin Dobre wrote:
> >>
> >>The above traces seem similar with the ones that were reported by
> >>Dave couple of months ago in the LKML thread
> >>https://lkml.org/lkml/2013/8/7/27.
> >>
> >>Any further thoughts on why this happens?
> >
> >Dave's report has been addressed in commit 6dec97dc9, which is
> >in 3.11, also you're to have CONFIG_MEM_SOFT_DIRTY=y to trigger
> >it in former case.
>
> Thanks a lot, Cyrill. That's a really good piece of information, we
> must have missed it although it was clearly there.
>
> In the meantime, we will try to reproduce the problem and see if
> this fix together with CONFIG_MEM_SOFT_DIRTY=y works for our OOM
> kills also.
Hi Alin, actually if your config has no CONFIG_MEM_SOFT_DIRTY=y
then the fix won't help, it might be some different issue (Dave
has been testing the kernel with soft-dirty option set). But of
course I don't mind if you test the kernel with soft dirty option
turned on.
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2013-11-13 13:19 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20131024225718.GA4363@alpha.arachsys.com>
2013-10-24 22:43 ` Unnecessary mass OOM kills on Linux 3.11 virtualization host Richard Davies
2013-10-25 10:39 ` Richard Davies
2013-10-28 8:28 ` Richard Davies
2013-10-28 18:13 ` Dave Hansen
2013-10-28 18:23 ` Richard Davies
2013-11-13 11:18 ` Alin Dobre
2013-11-13 12:09 ` Cyrill Gorcunov
2013-11-13 12:35 ` Alin Dobre
2013-11-13 13:19 ` Cyrill Gorcunov [this message]
2013-11-14 9:50 ` Alin Dobre
2013-11-14 10:12 ` David Rientjes
2013-11-14 10:14 ` Alin Dobre
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=20131113131921.GF2834@moon \
--to=gorcunov@gmail.com \
--cc=alin.dobre@elastichosts.com \
--cc=linux-mm@kvack.org \
/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;
as well as URLs for NNTP newsgroup(s).