Date: Wed, 9 Jun 2004 15:05:14 -0300
From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: Chris Johns <cbjohns@mn.rr.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: kswapd excessive CPU time
Message-ID: <20040609180514.GA5859@logos.cnet>
References: <510EDE3E-B962-11D8-B170-000A958E2366@mn.rr.com>
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On Tue, Jun 08, 2004 at 10:41:32AM -0500, Chris Johns wrote:
> On a 2.4.21 kernel (kernel.org + KDB patch + MITRE security patches),
> I've seen bizarre (I think) behavior from kswapd.
> 
> My question boils down to this: given the (simple) scenario below,
> am I missing critical VM/kswapd patches, or is this behavior
> expected and OK, or is it wrong and possibly fixed in the 2.6 kernel?
> Or is the kswapd behavior somehow tunable to avoid the apparent
> thrashing that I saw? 

Recent 2.4 VM should fix this, but you better of use 2.6.
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