On Fri, Aug 02, 2013 at 11:37:24AM -0400, Johannes Weiner wrote:
> When the page allocator fails to get a page from all zones in its
> given zonelist, it wakes up the per-node kswapds for all zones that
> are at their low watermark.
>
> However, with a system under load the free pages in a zone ca
When the page allocator fails to get a page from all zones in its
given zonelist, it wakes up the per-node kswapds for all zones that
are at their low watermark.
However, with a system under load the free pages in a zone can
fluctuate enough that the allocation fails but the kswapd wakeup is
also
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