From: Daniel Phillips <phillips@arcor.de>
To: Andrew Morton <akpm@zip.com.au>, Rik van Riel <riel@conectiva.com.br>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: inactive_dirty list
Date: Sun, 8 Sep 2002 23:21:43 +0200 [thread overview]
Message-ID: <E17oGD3-0006li-00@starship> (raw)
In-Reply-To: <3D793B9E.AAAC36CA@zip.com.au>
On Saturday 07 September 2002 01:34, Andrew Morton wrote:
> You're proposing that we get that IO underway sooner if there
> is page reclaim pressure, and that one way to do that is to
> write one page for every reclaimed one. Guess that makes
> sense as much as anything else ;)
Not really. The correct formula will incorporate the allocation rate and the
inactive dirty/clean balance. The reclaim rate is not relevant, it is a
time-delayed consequence of the above. Relying on it in a control loop is
simply asking for oscillation.
--
Daniel
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next prev parent reply other threads:[~2002-09-08 21:21 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-06 20:42 Andrew Morton
2002-09-06 21:03 ` Rik van Riel
2002-09-06 21:40 ` Andrew Morton
2002-09-06 21:49 ` Rik van Riel
2002-09-06 21:58 ` Andrew Morton
2002-09-06 22:04 ` Rik van Riel
2002-09-06 22:19 ` Andrew Morton
2002-09-06 22:23 ` Rik van Riel
2002-09-06 22:48 ` Andrew Morton
2002-09-06 23:03 ` Rik van Riel
2002-09-06 23:34 ` Andrew Morton
2002-09-07 0:00 ` Rik van Riel
2002-09-07 0:29 ` Andrew Morton
2002-09-08 21:21 ` Daniel Phillips [this message]
2002-09-06 22:22 ` Rik van Riel
2002-09-07 2:14 ` Andrew Morton
2002-09-07 2:10 ` Rik van Riel
2002-09-07 5:28 ` Andrew Morton
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