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From: Andrew Morton <akpm@osdl.org>
To: Nick Piggin <piggin@cyberone.com.au>
Cc: marcelo.tosatti@cyclades.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Remove OOM killer from try_to_free_pages / all_unreclaimable braindamage
Date: Mon, 8 Nov 2004 18:35:52 -0800	[thread overview]
Message-ID: <20041108183552.7caccad1.akpm@osdl.org> (raw)
In-Reply-To: <419029D9.90506@cyberone.com.au>

Nick Piggin <piggin@cyberone.com.au> wrote:
>
> I'm not sure... it could also be just be a fluke
>  due to chaotic effects in the mm, I suppose :|

2.6 scans less than 2.4 before declaring oom.  I looked at the 2.4
implementation and thought "whoa, that's crazy - let's reduce it and see
who complains".  My three-year-old memory tells me it was reduced by 2x to
3x.

We need to find testcases (dammit) and do the analysis.  It could be that
we're simply not scanning far enough.

  reply	other threads:[~2004-11-09  2:36 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-05 20:01 Marcelo Tosatti
2004-11-05 23:32 ` Jesse Barnes
2004-11-05 23:47   ` Thomas Gleixner
2004-11-06  1:20   ` Andrea Arcangeli
2004-11-06  1:26     ` Nick Piggin
2004-11-06  1:36       ` Jesse Barnes
2004-11-06  1:50       ` Andrea Arcangeli
2004-11-06  9:47         ` Hugh Dickins
2004-11-06 10:53           ` Nick Piggin
2004-11-06 15:29             ` Andrea Arcangeli
2004-11-06 15:29           ` Andrea Arcangeli
2004-11-06 16:21             ` Hugh Dickins
2004-12-10  6:02               ` William Lee Irwin III
2004-11-06 11:37         ` Nikita Danilov
2004-11-06 15:32           ` Andrea Arcangeli
2004-11-06 16:54             ` Nikita Danilov
2004-11-06 17:44               ` Andrea Arcangeli
2004-11-06 19:24                 ` Nikita Danilov
2004-11-07  1:16                   ` Andrea Arcangeli
2004-11-06 10:11       ` Marcelo Tosatti
2004-11-06  1:55     ` Thomas Gleixner
2004-11-06 10:28       ` Marcelo Tosatti
2004-11-17 22:54       ` Werner Almesberger
2004-11-17 23:27         ` Chris Ross
2004-11-18  0:04           ` Werner Almesberger
2004-11-18  0:28             ` Chris Ross
2004-11-18  1:14               ` Werner Almesberger
2004-11-18  8:20                 ` Chris Ross
2004-11-18 10:01                   ` Werner Almesberger
2004-11-18 14:44                     ` Thomas Gleixner
2004-11-18 15:10                       ` Chris Friesen
2004-11-06 10:05     ` Marcelo Tosatti
2004-11-06 15:44       ` Andrea Arcangeli
2004-11-06 15:52         ` Arjan van de Ven
2004-11-06 17:09         ` Marcelo Tosatti
2004-11-07  0:48           ` Andrea Arcangeli
2004-11-07 11:21             ` Marcelo Tosatti
2004-11-06 12:53 ` [PATCH] Remove OOM killer Andries Brouwer
2004-11-06 10:41   ` Marcelo Tosatti
2004-11-07  9:26   ` Marko Macek
2004-11-07 11:34     ` memory overcommit (was: [PATCH] Remove OOM killer ...) Anton Ertl
2004-11-08 16:27 ` [PATCH] Remove OOM killer from try_to_free_pages / all_unreclaimable braindamage Marcelo Tosatti
2004-11-08 18:55   ` Marcelo Tosatti
2004-11-09  2:22     ` Nick Piggin
2004-11-09  2:35       ` Andrew Morton [this message]
2004-11-09  2:46         ` Nick Piggin
2004-11-09  7:18           ` Marcelo Tosatti
2004-11-09  7:15         ` Marcelo Tosatti
2004-11-10  1:11           ` Nick Piggin
     [not found] <fa.ev73q5c.ejcnom@ifi.uio.no>
     [not found] ` <fa.es1mdq5.76ib8j@ifi.uio.no>
2004-11-18 20:48   ` Bodo Eggert
2004-11-18 21:15     ` Werner Almesberger
2004-11-19  1:05       ` Bodo Eggert
2004-11-19  0:15     ` Andreas Dilger

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