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SubjectRe: [PATCH 2/6] mm: vmscan: Scale number of pages reclaimed by reclaim/compaction based on failures
On 08/07/2012 08:31 AM, Mel Gorman wrote:
> If allocation fails after compaction then compaction may be deferred for
> a number of allocation attempts. If there are subsequent failures,
> compact_defer_shift is increased to defer for longer periods. This patch
> uses that information to scale the number of pages reclaimed with
> compact_defer_shift until allocations succeed again.
>
> Signed-off-by: Mel Gorman<mgorman@suse.de>

Acked-by: Rik van Riel <riel@redhat.com>


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