Re: OOM kernel behaviour

From: Christoph Lameter
Date: Tue Dec 01 2009 - 12:27:28 EST


On Tue, 1 Dec 2009, David John wrote:

> Here are three logs from three days. Log3.txt is today's log and the OOM
> killer murdered Thunderbird as I was attempting to write this message.
> The kernel config is also attached.

Hmmm... This is all caused by the HIGHMEM zone freecount going beyond min
which then triggers reclaim which for some reason fails (should not there
is sufficient material there to reclaim). There is enough memory in the
NORMAL zone. Wonder if something broke in 2.6.31 in reclaim? Mel?

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