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Date: Tue, 10 Apr 2001 19:16:06 -0300 (BRST)
From: Rik van Riel <riel@conectiva.com.br>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Phil Oester <phil@theoesters.com>, Jeff Lessem <Jeff.Lessem@Colorado.EDU>,
        linux-kernel@vger.kernel.org
Subject: Re: kswapd, kupdated, and bdflush at 99% under intense IO
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Message-ID: <Pine.LNX.4.21.0104101906211.25737-100000@imladris.rielhome.conectiva>
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On Tue, 10 Apr 2001, Alan Cox wrote:

> > Any time I start injecting lots of mail into the qmail queue, *one* of the
> > two processors gets pegged at 99%, and it takes forever for anything typed
> > at the console to actually appear (just as you describe).  But I don't see
> 
> Yes I've seen this case. Its partially still a mystery

I've seen it too.  It could be some interaction between kswapd
and bdflush ... but I'm not sure what the exact cause would be.

regards,

Rik
--
Virtual memory is like a game you can't win;
However, without VM there's truly nothing to lose...

		http://www.surriel.com/
http://www.conectiva.com/	http://distro.conectiva.com.br/

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