linux-kernel - Re: [patch 17/20] non-reclaimable mlocked pages

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Message-ID: <20071221091753.15a18935@bree.surriel.com>
Date:	Fri, 21 Dec 2007 09:17:53 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Lee Schermerhorn <Lee.Schermerhorn@...com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 17/20] non-reclaimable mlocked pages

On Fri, 21 Dec 2007 21:52:19 +1100
Nick Piggin <nickpiggin@...oo.com.au> wrote:

> BTW. if you have any workloads that are limited by page reclaim,
> especially unmapped file backed pagecache reclaim, then I have some
> stright-line-speedup patches which you might find interesting (I can
> send them if you'd like to test).

I am definately interested in those.

The current upstream VM seems to be fairly good in steady state,
with the largest problems happening when the system switches states
(eg. from reclaiming page cache to swapping), but any speedups in
the steady state are good too.
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