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Re: _High_ CPU usage while routing (mostly) small UDP packets

To: Karsten Desler <kdesler@xxxxxxxxxx>
Subject: Re: _High_ CPU usage while routing (mostly) small UDP packets
From: jamal <hadi@xxxxxxxxxx>
Date: 06 Dec 2004 22:18:54 -0500
Cc: Bernd Eckenfels <ecki-news2004-05@xxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, netdev@xxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20041207025456.GA525@soohrt.org>
Organization: jamalopolous
References: <20041206224107.GA8529@soohrt.org> <E1CbSf8-00047p-00@calista.eckenfels.6bone.ka-ip.net> <20041207002012.GB30674@quickstop.soohrt.org> <1102387595.1088.48.camel@jzny.localdomain> <20041207025456.GA525@soohrt.org>
Reply-to: hadi@xxxxxxxxxx
Sender: netdev-bounce@xxxxxxxxxxx
On Mon, 2004-12-06 at 21:54, Karsten Desler wrote:


> The only thing I can think off is the 66/64 PCI bus and the
> disadvantageous placement of the PCI cards, but neither should cause a
> higher CPU usage. If the bus couldn't keep up, I'd get packetloss.
> 

cant tell offhand; it looks like a modern piece of hardware.
Are you sure you are using NAPI? This is an e1000, correct?

cheers,
jamal


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