On Fri, Jun 24, 2011 at 8:44 AM, Mel Gorman [off-list ref] wrote:

(Built this time and passed a basic sniff-test.)

During allocator-intensive workloads, kswapd will be woken frequently
causing free memory to oscillate between the high and min watermark.
This is expected behaviour.  Unfortunately, if the highest zone is
small, a problem occurs.

[...]

I've been running these for a couple days with no problems, although I
haven't been trying to reproduce the problem.  (Well, no problems
related to memory management.)

I suspect that my pet unnecessary-OOM-kill bug is still around, but
that's probably not related, especially since I can trigger it if I
stick 8 GB of RAM in this laptop.

Thanks,
Andy

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