netdev - RE: parallel networking

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Message-ID: <D5C1322C3E673F459512FB59E0DDC32903BC14B3@orsmsx414.amr.corp.intel.com>
Date:	Mon, 8 Oct 2007 15:35:53 -0700
From:	"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
To:	"David Miller" <davem@...emloft.net>, <hadi@...erus.ca>
Cc:	<jeff@...zik.org>, <krkumar2@...ibm.com>, <johnpol@....mipt.ru>,
	<herbert@...dor.apana.org.au>, <kaber@...sh.net>,
	<shemminger@...ux-foundation.org>, <jagana@...ibm.com>,
	<Robert.Olsson@...a.slu.se>, <rick.jones2@...com>,
	<xma@...ibm.com>, <gaagaan@...il.com>, <netdev@...r.kernel.org>,
	<rdreier@...co.com>, <mingo@...e.hu>, <mchan@...adcom.com>,
	<general@...ts.openfabrics.org>, <kumarkr@...ux.ibm.com>,
	<tgraf@...g.ch>, <randy.dunlap@...cle.com>, <sri@...ibm.com>,
	<linux-kernel@...r.kernel.org>
Subject: RE: parallel networking

> Multiply whatever effect you think you might be able to 
> measure due to that on your 2 or 4 way system, and multiple 
> it up to 64 cpus or so for machines I am using.  This is 
> where machines are going, and is going to become the norm.

That along with speeds going to 10 GbE with multiple Tx/Rx queues (with
40 and 100 GbE under discussion now), where multiple CPU's hitting the
driver are needed to push line rate without cratering the entire
machine.

-PJ Waskiewicz
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