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SubjectRe: [PATCH 2/6] mm: vmscan: Scale number of pages reclaimed by reclaim/compaction based on failures
On 08/09/2012 05:20 AM, Mel Gorman wrote:

> The intention is that an allocation can fail but each subsequent attempt will
> try harder until there is success. Each allocation request does a portion
> of the necessary work to spread the cost between multiple requests.

At some point we need to stop doing that work, though.

Otherwise we could end up back at the problem where
way too much memory gets evicted, and we get swap
storms.


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