From: "Stephen C. Tweedie" <sct@redhat.com>
To: Rik van Riel <riel@nl.linux.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linux MM <linux-mm@kvack.org>,
"Stephen Tweedie <sct@redhat.com> Linux Kernel"
<linux-kernel@vger.rutgers.edu>
Subject: Re: [PATCH] kswapd performance fix
Date: Fri, 25 Feb 2000 10:26:34 +0000 (GMT) [thread overview]
Message-ID: <14518.22746.519992.127418@dukat.scot.redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.10.10002250026040.1385-100000@mirkwood.dummy.home>
Hi,
On Fri, 25 Feb 2000 00:30:59 +0100 (CET), Rik van Riel
<riel@nl.linux.org> said:
> The patch should apply to any 2.2 or 2.3 kernel, but for
> 2.3 it'll have the interesting side effect of nullifying
> the (minimal) page aging that's going on there.
Have you actually tested the impact of this under a variety of load
conditions? In the past we have seen such apparently trivial changes
completely break the VM balance under certain loads.
--Stephen
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next prev parent reply other threads:[~2000-02-25 10:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-02-24 23:30 Rik van Riel
2000-02-25 10:26 ` Stephen C. Tweedie [this message]
2000-02-25 11:55 ` Rik van Riel
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