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FromAl Boldi <>
SubjectRe: swapping and oom-killer: gfp_mask=0x201d2, order=0
DateSat, 13 May 2006 15:11:05 +0300
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

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