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SubjectRe: [PATCH v4 00/10] Prevent LRU churning
On Mon,  4 Jul 2011 23:04:33 +0900
Minchan Kim <minchan.kim@gmail.com> wrote:

> Test result is following as.
>
> 1) Elapased time 10GB file decompressed.
> Old inorder inorder + pagevec flush[10/10]
> 01:47:50.88 01:43:16.16 01:40:27.18
>
> 2) failure of inorder lru
> For test, it isolated 375756 pages. Only 45875 pages(12%) are put backed to
> out-of-order(ie, head of LRU) Others, 329963 pages(88%) are put backed to in-order
> (ie, position of old page in LRU).

I'm getting more and more worried about how complex MM is becoming and
this patchset doesn't take us in a helpful direction :(

But it's hard to argue with numbers like that. Please respin patches 6-10?




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