From: Gerhard Wiesinger <lists@wiesinger.com>
To: linux-kernel@vger.kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: Still OOM problems with 4.9er kernels
Date: Wed, 30 Nov 2016 08:20:50 +0100 [thread overview]
Message-ID: <c4ddfc91-7c84-19ed-b69a-18403e7590f9@wiesinger.com> (raw)
In-Reply-To: <aa4a3217-f94c-0477-b573-796c84255d1e@wiesinger.com>
Hello,
See also:
Bug 1314697 - Kernel 4.4.3-300.fc23.x86_64 is not stable inside a KVM VM
https://bugzilla.redhat.com/show_bug.cgi?id=1314697
Ciao,
Gerhard
On 30.11.2016 08:10, Gerhard Wiesinger wrote:
> Hello,
>
> I'm having out of memory situations with my "low memory" VMs in KVM
> under Fedora (Kernel 4.7, 4.8 and also before). They started to get
> more and more sensitive to OOM. I recently found the following info:
>
> https://marius.bloggt-in-braunschweig.de/2016/11/17/linuxkernel-4-74-8-und-der-oom-killer/
>
> https://www.spinics.net/lists/linux-mm/msg113661.html
>
> Therefore I tried the latest Fedora kernels:
> 4.9.0-0.rc6.git2.1.fc26.x86_64
>
> But OOM situation is still very easy to reproduce:
>
> 1.) VM with 128-384MB under Fedora 25
>
> 2.) Having some processes run without any load (e.g. Apache)
>
> 3.) run an update with: dnf clean all; dnf update
>
> 4.) dnf python process get's killed
>
>
> Please make the VM system working again in Kernel 4.9 and to use swap
> again correctly.
>
> Thnx.
>
> Ciao,
>
> Gerhard
>
>
next prev parent reply other threads:[~2016-11-30 7:21 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-30 7:10 Still OOM problems with 4.9er kernels Gerhard Wiesinger
2016-11-30 7:20 ` Gerhard Wiesinger [this message]
2016-12-09 7:06 ` Gerhard Wiesinger
2016-12-09 13:40 ` Michal Hocko
2016-12-09 13:40 ` Michal Hocko
2016-12-09 15:52 ` Gerhard Wiesinger
2016-12-09 15:52 ` Gerhard Wiesinger
2016-12-09 15:58 ` Gerhard Wiesinger
2016-12-09 15:58 ` Gerhard Wiesinger
2016-12-09 16:09 ` Michal Hocko
2016-12-09 16:09 ` Michal Hocko
2016-12-09 16:58 ` Gerhard Wiesinger
2016-12-09 17:30 ` Michal Hocko
2016-12-09 17:30 ` Michal Hocko
2016-12-09 18:01 ` Gerhard Wiesinger
2016-12-09 18:01 ` Gerhard Wiesinger
2016-12-09 21:42 ` Vlastimil Babka
2016-12-09 21:42 ` Vlastimil Babka
2016-12-10 13:50 ` Gerhard Wiesinger
2016-12-10 13:50 ` Gerhard Wiesinger
2016-12-12 8:24 ` Michal Hocko
2016-12-12 8:24 ` Michal Hocko
2016-12-23 2:55 ` Minchan Kim
2016-12-23 2:55 ` Minchan Kim
2017-01-01 17:20 ` Gerhard Wiesinger
2017-01-01 17:20 ` Gerhard Wiesinger
2017-01-04 8:40 ` Gerhard Wiesinger
2017-01-04 9:11 ` Michal Hocko
2017-01-04 9:11 ` Michal Hocko
2017-02-26 8:40 ` Still OOM problems with 4.9er/4.10er kernels Gerhard Wiesinger
2017-02-27 8:27 ` Michal Hocko
2017-02-27 8:27 ` Michal Hocko
2017-02-28 6:06 ` Gerhard Wiesinger
2017-02-28 6:06 ` Gerhard Wiesinger
2017-02-28 8:14 ` Michal Hocko
2017-02-28 8:14 ` Michal Hocko
2017-02-27 9:02 ` Minchan Kim
2017-02-27 9:02 ` Minchan Kim
2017-02-27 9:44 ` Michal Hocko
2017-02-27 9:44 ` Michal Hocko
2017-02-28 5:17 ` Minchan Kim
2017-02-28 5:17 ` Minchan Kim
2017-02-28 8:12 ` Michal Hocko
2017-02-28 8:12 ` Michal Hocko
2017-03-02 7:17 ` Minchan Kim
2017-03-02 7:17 ` Minchan Kim
2017-03-16 6:38 ` Gerhard Wiesinger
2017-03-16 6:38 ` Gerhard Wiesinger
2017-03-16 8:27 ` Michal Hocko
2017-03-16 8:27 ` Michal Hocko
2017-03-16 8:47 ` lkml
2017-03-16 8:47 ` lkml
2017-03-16 9:08 ` Michal Hocko
2017-03-16 9:08 ` Michal Hocko
2017-03-16 9:23 ` lkml
2017-03-16 9:23 ` lkml
2017-03-16 9:39 ` Michal Hocko
2017-03-16 9:39 ` Michal Hocko
2017-03-17 16:37 ` Gerhard Wiesinger
2017-03-17 16:37 ` Gerhard Wiesinger
2017-03-17 17:13 ` Michal Hocko
2017-03-17 17:13 ` Michal Hocko
2017-03-17 20:08 ` Gerhard Wiesinger
2017-03-17 20:08 ` Gerhard Wiesinger
2017-03-19 8:17 ` Gerhard Wiesinger
2017-03-19 8:17 ` Gerhard Wiesinger
2017-03-20 1:54 ` Tetsuo Handa
2017-03-20 1:54 ` Tetsuo Handa
2017-03-19 15:18 ` Michal Hocko
2017-03-19 15:18 ` Michal Hocko
2017-03-19 16:02 ` Gerhard Wiesinger
2017-03-19 16:02 ` Gerhard Wiesinger
2017-03-20 3:05 ` Mike Galbraith
2017-03-20 3:05 ` Mike Galbraith
2017-03-21 5:59 ` Gerhard Wiesinger
2017-03-21 5:59 ` Gerhard Wiesinger
2017-03-21 7:13 ` Mike Galbraith
2017-03-21 7:13 ` Mike Galbraith
2017-03-23 7:16 ` Gerhard Wiesinger
2017-03-23 7:16 ` Gerhard Wiesinger
2017-03-23 8:38 ` Mike Galbraith
2017-03-23 8:38 ` Mike Galbraith
2017-03-23 14:46 ` Tetsuo Handa
2017-03-23 14:46 ` Tetsuo Handa
2017-03-26 8:36 ` Gerhard Wiesinger
2017-03-26 8:36 ` Gerhard Wiesinger
2016-12-09 16:03 ` Still OOM problems with 4.9er kernels Gerhard Wiesinger
2016-12-09 16:03 ` Gerhard Wiesinger
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