Messages in this thread | | | Date | Wed, 21 Mar 2018 12:53:53 +0800 | From | Aaron Lu <> | Subject | Re: [RFC PATCH v2 2/4] mm/__free_one_page: skip merge for order-0 page unless compaction failed |
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On Tue, Mar 20, 2018 at 09:21:33PM -0700, Figo.zhang wrote: > suppose that in free_one_page() will try to merge to high order anytime , > but now in your patch, > those merge has postponed when system in low memory status, it is very easy > let system trigger > low memory state and get poor performance.
Merge or not merge, the size of free memory is not affected.
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