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Re: [PATCH] mm: use pagevec to rotate reclaimable page
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From:
Andrew Morton <akpm@...>
To: Nick Piggin <nickpiggin@...>
Cc: Hisashi Hifumi <hifumi.hisashi@...>, <linux-kernel@...>, <linux-mm@...>
Subject:
Re: [PATCH] mm: use pagevec to rotate reclaimable page
Date: Tuesday, September 18, 2007 - 1:44 pm
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, 5:31 am)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Andrew Morton
, (Thu Sep 13, 10:37 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Hisashi Hifumi
, (Tue Sep 18, 6:41 am)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Andrew Morton
, (Wed Sep 19, 6:17 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Nick Piggin
, (Mon Sep 17, 9:29 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Andrew Morton
, (Tue Sep 18, 1:44 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Nick Piggin
, (Mon Sep 17, 9:47 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Andrew Morton
, (Tue Sep 18, 2:03 pm)
Re: [PATCH] mm: use pagevec to rotate reclaimable page
, Hisashi Hifumi
, (Fri Sep 14, 3:42 am)
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