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SubjectRe: [PATCH] fix spurious OOM kills


Andrew Morton escreveu:
> Please ignore the previous patch and try the below.

Running 2.6.10-rc2-mm1 with just your new patch. It's got through the
first tests, building umlsim whilst simultaneously doing an 'emerge
sync' (this is a Gentoo box). I'll now try harder to break it.

> It looks like Rik's analysis is correct: when the caller doesn't have
> the swap token it just cannot reclaim referenced pages and scans its
> way into an oom. Defeating that logic when we've hit the highest
> scanning priority does seem to fix the problem and those nice qsbench
> numbers which the thrashing control gave us appear to be unaffected.

I assume Rik's analysis was not copied to the list? If it was I missed
it. Is your summary fairly complete?

Regards,
Chris R.
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