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From: Al Boldi <a1426z@gawab.com>
To: Mike Galbraith <efault@gmx.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: swapping and oom-killer: gfp_mask=0x201d2, order=0
Date: Sat, 13 May 2006 15:11:05 +0300	[thread overview]
Message-ID: <200605131511.05723.a1426z@gawab.com> (raw)
In-Reply-To: <1147447913.7520.6.camel@homer>

Mike Galbraith wrote:
> On Fri, 2006-05-12 at 15:17 +0300, Al Boldi wrote:
> > Note that this is not specific to mem=8M, but rather a general oom
> > observation even for mem=4G, where it is only much later to occur.
>
> An oom situation with 4G ram would be more interesting than this one.

Agreed, but can you tell me what readahead has to do with this oom?

oom-killer: gfp_mask=0x201d2, order=0
 [<c013ff25>] out_of_memory+0xa5/0xc0
 [<c0141099>] __alloc_pages+0x279/0x310
 [<c0143669>] __do_page_cache_readahead+0xe9/0x120
 [<c0143b3f>] max_sane_readahead+0x2f/0x50
 [<c013d8cb>] filemap_nopage+0x2eb/0x370
 [<c0149ea5>] do_no_page+0x65/0x220
 [<c014a1dc>] __handle_mm_fault+0xec/0x200
 [<c0113258>] do_page_fault+0x188/0x5c5
 [<c01130d0>] do_page_fault+0x0/0x5c5
 [<c0103a0f>] error_code+0x4f/0x54

Thanks!

--
Al


  reply	other threads:[~2006-05-13 12:13 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-11 12:14 swapping and oom-killer: gfp_mask=0x201d2, order=0 Al Boldi
2006-05-12  5:48 ` Mike Galbraith
2006-05-12 12:17   ` Al Boldi
2006-05-12 15:31     ` Mike Galbraith
2006-05-13 12:11       ` Al Boldi [this message]
2006-05-13 12:54         ` Mike Galbraith

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