From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: Chris Ross <chris@tebibyte.org>
Cc: Andrew Morton <akpm@osdl.org>,
andrea@novell.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, piggin@cyberone.com.au, riel@redhat.com,
mmokrejs@ribosome.natur.cuni.cz, tglx@linutronix.de
Subject: Re: [PATCH] fix spurious OOM kills
Date: Wed, 17 Nov 2004 05:09:35 -0200 [thread overview]
Message-ID: <20041117070935.GF19107@logos.cnet> (raw)
In-Reply-To: <419B2CFC.7040006@tebibyte.org>
On Wed, Nov 17, 2004 at 11:50:36AM +0100, Chris Ross wrote:
>
> Marcelo Tosatti escreveu:
> >On Wed, Nov 17, 2004 at 04:06:48AM -0200, Marcelo Tosatti wrote:
> >Before the swap token patches went in you remember spurious OOM reports
> >or things were working fine then?
>
> The oom killer problems arose before and independently of the
> token-based-thrashing patches. I know this because I took a special
> interest in the tbtc patches too (which is why my test machine came to
> have 64MB RAM but 1GB swap).
So even when reaping referenced pages on zero priority scanning
the OOM killer might be triggered in extreme cases. And as the
number of tasks increases the chances things go wrong increase.
Please test Andrew's patch, its hopefully good enough for most
scenarios. Extreme cases are probably still be problematic.
What are the "tbtc" patches ?
Your testing is of huge value Chris. Thanks.
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next prev parent reply other threads:[~2004-11-17 7:09 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-11 11:29 Marcelo Tosatti
2004-11-11 15:42 ` Andrea Arcangeli
2004-11-11 12:38 ` Marcelo Tosatti
2004-11-11 16:50 ` Andrea Arcangeli
2004-11-11 13:56 ` Marcelo Tosatti
2004-11-11 21:45 ` Andrea Arcangeli
2004-11-11 19:19 ` Marcelo Tosatti
2004-11-11 17:42 ` Martin J. Bligh
2004-11-11 21:50 ` Andrea Arcangeli
2004-11-12 11:13 ` fix for mpol mm corruption on tmpfs Andrea Arcangeli
2004-11-11 21:57 ` [PATCH] fix spurious OOM kills Chris Ross
2004-11-12 16:52 ` Chris Ross
2004-11-12 23:56 ` Nick Piggin
2004-11-13 23:37 ` Andrea Arcangeli
2004-11-14 9:44 ` Marcelo Tosatti
2004-11-14 10:02 ` Marcelo Tosatti
2004-11-14 17:11 ` Andrea Arcangeli
2004-11-14 17:03 ` Andrea Arcangeli
2004-11-14 18:16 ` Martin J. Bligh
2004-11-14 18:27 ` Andrea Arcangeli
2004-11-14 20:21 ` Marcelo Tosatti
2004-11-16 16:30 ` Chris Ross
2004-11-17 9:08 ` Chris Ross
2004-11-17 9:23 ` Andrew Morton
2004-11-17 6:06 ` Marcelo Tosatti
2004-11-17 6:08 ` Marcelo Tosatti
2004-11-17 6:38 ` Marcelo Tosatti
2004-11-17 11:04 ` Chris Ross
2004-11-17 10:26 ` Andrew Morton
2004-11-17 10:50 ` Chris Ross
2004-11-17 7:09 ` Marcelo Tosatti [this message]
2004-11-17 11:49 ` Chris Ross
2004-11-17 12:09 ` Rik van Riel
2004-11-17 13:12 ` Chris Ross
[not found] ` <419CD8C1.4030506@ribosome.natur.cuni.cz>
2004-11-18 21:16 ` Andrew Morton
[not found] ` <419D25B5.1060504@ribosome.natur.cuni.cz>
[not found] ` <419D2987.8010305@cyberone.com.au>
2004-11-19 0:03 ` Martin MOKREJŠ
2004-11-19 0:08 ` Andrew Morton
2004-11-19 8:09 ` Marcelo Tosatti
2004-11-19 16:17 ` Thomas Gleixner
[not found] ` <419E821F.7010601@ribosome.natur.cuni.cz>
2004-11-20 10:23 ` Thomas Gleixner
2004-11-20 10:45 ` Martin MOKREJŠ
2004-11-20 11:29 ` Martin MOKREJŠ
2004-11-20 13:29 ` Thomas Gleixner
2004-11-20 21:19 ` Martin MOKREJŠ
2004-11-21 11:53 ` Thomas Gleixner
2004-11-21 12:17 ` Martin MOKREJŠ
2004-11-21 13:57 ` Thomas Gleixner
2004-11-22 10:55 ` Thomas Gleixner
2004-11-23 7:41 ` Martin MOKREJŠ
2004-11-23 10:27 ` Thomas Gleixner
2004-11-24 15:52 ` Martin MOKREJŠ
2004-11-24 16:36 ` Thomas Gleixner
2004-12-14 16:04 ` Martin MOKREJŠ
2004-12-14 17:38 ` Andrea Arcangeli
2004-12-14 23:30 ` Nick Piggin
2004-12-14 23:55 ` Andrea Arcangeli
2004-12-15 0:16 ` Thomas Gleixner
2004-12-15 0:37 ` Andrea Arcangeli
2004-12-15 0:48 ` Thomas Gleixner
2004-11-21 19:01 ` Chris Ross
2004-11-22 12:15 ` Chris Ross
2004-11-22 8:35 ` Marcelo Tosatti
2004-11-16 8:37 ` Chris Ross
2004-11-17 3:45 ` Andrew Morton
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