Re: [PATCH] mm: use pagevec to rotate reclaimable page

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From: Andrew Morton

Subject: Re: [PATCH] mm: use pagevec to rotate reclaimable page

Date: Tuesday, September 18, 2007 - 10:44 am

On Tue, 18 Sep 2007 11:29:50 +1000 Nick Piggin <nickpiggin@yahoo.com.au> wrote:

quoted text> It would be interesting to test -mm kernels. They have a patch which reduces
> zone lock contention quite a lot.

They do?  Which patch?

quoted text> I think your patch is a nice idea, and with less zone lock contention in other
> areas, it is possible that it might produce a relatively larger improvement.

I'm a bit wobbly about this patch - it adds additional single-cpu overhead
to reduce multiple-cpu overhead and latency.
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Messages in current thread:

[PATCH] mm: use pagevec to rotate reclaimable page, Hisashi Hifumi, (Tue Sep 11, 2:31 am)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Andrew Morton, (Thu Sep 13, 7:37 pm)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Hisashi Hifumi, (Fri Sep 14, 12:42 am)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Nick Piggin, (Mon Sep 17, 6:29 pm)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Nick Piggin, (Mon Sep 17, 6:47 pm)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Hisashi Hifumi, (Tue Sep 18, 3:41 am)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Andrew Morton, (Tue Sep 18, 10:44 am)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Andrew Morton, (Tue Sep 18, 11:03 am)

Re: [PATCH] mm: use pagevec to rotate reclaimable page, Andrew Morton, (Wed Sep 19, 3:17 pm)


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