From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Friesen Subject: Re: [E1000-devel] intel 82599 multi-port performance Date: Mon, 26 Sep 2011 11:46:57 -0600 Message-ID: <4E80BA91.2040803@genband.com> References: <4E805359.2080600@gmail.com> <4E808A41.8040902@genband.com> <4E809D59.10103@gmail.com> <4E80A2AB.2040206@intel.com> <4E80AAF8.1000806@genband.com> <4E80B551.1040609@candelatech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Alexander Duyck , "e1000-devel@lists.sourceforge.net" , netdev , "Brandeburg, Jesse" , "J.Hwan.Kim" , frog1120@gmail.com To: Ben Greear Return-path: Received: from exprod7og124.obsmtp.com ([64.18.2.26]:55089 "EHLO exprod7og124.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750997Ab1IZRrU (ORCPT ); Mon, 26 Sep 2011 13:47:20 -0400 In-Reply-To: <4E80B551.1040609@candelatech.com> Sender: netdev-owner@vger.kernel.org List-ID: On 09/26/2011 11:24 AM, Ben Greear wrote: > On 09/26/2011 09:40 AM, Chris Friesen wrote: >> To any of the Intel guys out there...any ideas? Can an 82599 on an 8x >> bus handle max line rate with minimum size packets? > > Rick Jones sent me an interesting link related to this. Short answer seems > to be 'yes', but it seems not for any normal off-the-shelf software stack. > > > This: http://comments.gmane.org/gmane.linux.network/203602 should > lead you to some slide. Interesting. I wonder if Intel's DPDK will be the only way to handle those sorts of packet rates. Chris -- Chris Friesen Software Developer GENBAND chris.friesen@genband.com www.genband.com