From: Markus Trippelsdorf <markus@trippelsdorf.de>
To: Michal Hocko <mhocko@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
greg@suse.cz, Linus Torvalds <torvalds@linux-foundation.org>,
Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>,
Ralf-Peter Rohbeck <Ralf-Peter.Rohbeck@quantum.com>,
Jiri Slaby <jslaby@suse.com>, Olaf Hering <olaf@aepfle.de>,
Vlastimil Babka <vbabka@suse.cz>, Joonsoo Kim <js1304@gmail.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: OOM detection regressions since 4.7
Date: Mon, 22 Aug 2016 13:01:13 +0200 [thread overview]
Message-ID: <20160822110113.GB314@x4> (raw)
In-Reply-To: <20160822105653.GI13596@dhcp22.suse.cz>
On 2016.08.22 at 12:56 +0200, Michal Hocko wrote:
> On Mon 22-08-16 12:16:14, Markus Trippelsdorf wrote:
> > On 2016.08.22 at 11:32 +0200, Michal Hocko wrote:
> > > [1] http://lkml.kernel.org/r/20160731051121.GB307@x4
> >
> > For the report [1] above:
> >
> > markus@x4 linux % cat .config | grep CONFIG_COMPACTION
> > # CONFIG_COMPACTION is not set
>
> Hmm, without compaction and a heavy fragmentation then I am afraid we
> cannot really do much. What is the reason to disable compaction in the
> first place?
I don't recall. Must have been some issue in the past. I will re-enable
the option.
--
Markus
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WARNING: multiple messages have this Message-ID (diff)
From: Markus Trippelsdorf <markus@trippelsdorf.de>
To: Michal Hocko <mhocko@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
greg@suse.cz, Linus Torvalds <torvalds@linux-foundation.org>,
Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>,
Ralf-Peter Rohbeck <Ralf-Peter.Rohbeck@quantum.com>,
Jiri Slaby <jslaby@suse.com>, Olaf Hering <olaf@aepfle.de>,
Vlastimil Babka <vbabka@suse.cz>, Joonsoo Kim <js1304@gmail.com>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: OOM detection regressions since 4.7
Date: Mon, 22 Aug 2016 13:01:13 +0200 [thread overview]
Message-ID: <20160822110113.GB314@x4> (raw)
In-Reply-To: <20160822105653.GI13596@dhcp22.suse.cz>
On 2016.08.22 at 12:56 +0200, Michal Hocko wrote:
> On Mon 22-08-16 12:16:14, Markus Trippelsdorf wrote:
> > On 2016.08.22 at 11:32 +0200, Michal Hocko wrote:
> > > [1] http://lkml.kernel.org/r/20160731051121.GB307@x4
> >
> > For the report [1] above:
> >
> > markus@x4 linux % cat .config | grep CONFIG_COMPACTION
> > # CONFIG_COMPACTION is not set
>
> Hmm, without compaction and a heavy fragmentation then I am afraid we
> cannot really do much. What is the reason to disable compaction in the
> first place?
I don't recall. Must have been some issue in the past. I will re-enable
the option.
--
Markus
next prev parent reply other threads:[~2016-08-22 11:01 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-22 9:32 OOM detection regressions since 4.7 Michal Hocko
2016-08-22 9:32 ` Michal Hocko
2016-08-22 9:37 ` Michal Hocko
2016-08-22 9:37 ` Michal Hocko
2016-08-22 10:05 ` Greg KH
2016-08-22 10:05 ` Greg KH
2016-08-22 10:54 ` Michal Hocko
2016-08-22 10:54 ` Michal Hocko
2016-08-22 13:31 ` Greg KH
2016-08-22 13:31 ` Greg KH
2016-08-22 13:42 ` Michal Hocko
2016-08-22 13:42 ` Michal Hocko
2016-08-22 14:02 ` Greg KH
2016-08-22 14:02 ` Greg KH
2016-08-22 22:05 ` Andrew Morton
2016-08-22 22:05 ` Andrew Morton
2016-08-23 7:43 ` Michal Hocko
2016-08-23 7:43 ` Michal Hocko
2016-08-25 7:11 ` Michal Hocko
2016-08-25 7:11 ` Michal Hocko
2016-08-25 7:17 ` Olaf Hering
2016-08-29 14:52 ` Olaf Hering
2016-08-29 14:54 ` Olaf Hering
2016-08-29 15:07 ` Michal Hocko
2016-08-29 15:07 ` Michal Hocko
2016-08-29 15:59 ` Olaf Hering
2016-08-29 17:28 ` Linus Torvalds
2016-08-29 17:28 ` Linus Torvalds
2016-08-29 17:52 ` Jeff Layton
2016-08-29 17:52 ` Jeff Layton
2016-08-28 5:50 ` Arkadiusz Miskiewicz
2016-08-28 5:50 ` Arkadiusz Miskiewicz
2016-08-25 20:30 ` Ralf-Peter Rohbeck
2016-08-25 20:30 ` Ralf-Peter Rohbeck
2016-08-26 6:26 ` Michal Hocko
2016-08-26 6:26 ` Michal Hocko
2016-08-26 20:17 ` Ralf-Peter Rohbeck
2016-08-26 20:17 ` Ralf-Peter Rohbeck
2016-08-22 10:16 ` Markus Trippelsdorf
2016-08-22 10:16 ` Markus Trippelsdorf
2016-08-22 10:56 ` Michal Hocko
2016-08-22 10:56 ` Michal Hocko
2016-08-22 11:01 ` Markus Trippelsdorf [this message]
2016-08-22 11:01 ` Markus Trippelsdorf
2016-08-22 11:13 ` Michal Hocko
2016-08-22 11:13 ` Michal Hocko
2016-08-22 11:20 ` Markus Trippelsdorf
2016-08-22 11:20 ` Markus Trippelsdorf
2016-08-23 4:52 ` Joonsoo Kim
2016-08-23 4:52 ` Joonsoo Kim
2016-08-23 7:33 ` Michal Hocko
2016-08-23 7:33 ` Michal Hocko
2016-08-23 7:40 ` Markus Trippelsdorf
2016-08-23 7:40 ` Markus Trippelsdorf
2016-08-23 7:48 ` Michal Hocko
2016-08-23 7:48 ` Michal Hocko
2016-08-23 19:08 ` Linus Torvalds
2016-08-23 19:08 ` Linus Torvalds
2016-08-24 6:32 ` Michal Hocko
2016-08-24 6:32 ` Michal Hocko
2016-08-24 5:01 ` Joonsoo Kim
2016-08-24 5:01 ` Joonsoo Kim
2016-08-24 7:04 ` Michal Hocko
2016-08-24 7:04 ` Michal Hocko
2016-08-24 7:29 ` Joonsoo Kim
2016-08-24 7:29 ` Joonsoo Kim
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