From: Ingo Molnar <mingo@elte.hu>
To: Rik van Riel <riel@conectiva.com.br>
Cc: Dave Jones <davej@suse.de>,
Daniel Phillips <phillips@bonn-fries.net>,
Craig Kulesa <ckulesa@as.arizona.edu>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Linus Torvalds <torvalds@transmeta.com>,
rwhron@earthlink.net
Subject: Re: [PATCH] (1/2) reverse mapping VM for 2.5.23 (rmap-13b)
Date: Wed, 19 Jun 2002 21:53:23 +0200 (CEST) [thread overview]
Message-ID: <Pine.LNX.4.44.0206192151390.20865-100000@e2> (raw)
In-Reply-To: <Pine.LNX.4.44L.0206191429300.2598-100000@imladris.surriel.com>
On Wed, 19 Jun 2002, Rik van Riel wrote:
> I am encouraged by Craig's test results, which show that
> rmap did a LOT less swapin IO and rmap with page aging even
> less. The fact that it did too much swapout IO means one
> part of the system needs tuning but doesn't say much about
> the thing as a whole.
btw., isnt there a fair chance that by 'fixing' the aging+rmap code to
swap out less, you'll ultimately swap in more? [because the extra swappout
likely ended up freeing up RAM as well, which in turn decreases the amount
of trashing.]
Ingo
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next prev parent reply other threads:[~2002-06-19 19:53 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-19 11:18 Craig Kulesa
2002-06-19 16:18 ` Andrew Morton
2002-06-19 17:00 ` Daniel Phillips
2002-06-19 17:11 ` Dave Jones
2002-06-19 17:35 ` Rik van Riel
2002-06-19 19:53 ` Ingo Molnar [this message]
2002-06-19 20:21 ` Craig Kulesa
2002-06-19 20:24 ` Linus Torvalds
2002-06-20 12:25 ` VM benchmarks for 2.5 (mainline & rmap patches) Craig Kulesa
2002-06-24 21:34 ` [PATCH] (1/2) reverse mapping VM for 2.5.23 (rmap-13b) Martin J. Bligh
2002-06-24 21:39 ` Rik van Riel
2002-06-24 21:56 ` Martin J. Bligh
2002-07-04 5:19 ` Daniel Phillips
2002-06-24 15:02 ` Rik van Riel
2002-06-19 19:04 ` Steven Cole
2002-06-19 22:44 ` William Lee Irwin III
2002-06-20 12:08 ` [PATCH] Updated rmap VM for 2.5.23 (SMP, preempt fixes) Craig Kulesa
2002-06-20 12:45 ` Craig Kulesa
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