From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ajit Khaparde Subject: Re: [RFC] be2net: add rxhash support Date: Fri, 25 Feb 2011 13:36:40 -0600 Message-ID: <20110225193640.GA11411@akhaparde-VBox> Reply-To: Ajit Khaparde Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Cc: To: Eric Dumazet Return-path: Received: from exht1.emulex.com ([138.239.113.183]:18087 "EHLO exht1.ad.emulex.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932644Ab1BYThF (ORCPT ); Fri, 25 Feb 2011 14:37:05 -0500 Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: > -----Original Message----- > From: Eric Dumazet [mailto:eric.dumazet@gmail.com] > Sent: Friday, February 25, 2011 1:33 PM > To: Khaparde, Ajit > Cc: netdev@vger.kernel.org > Subject: Re: [RFC] be2net: add rxhash support > I added some traces, and I am not sure its OK : > > With one active tcp flow, I got different rxhash values : > > [ 1064.674253] rxhash=bbd37952 rsshp=1 bank=1 > [ 1064.738104] rxhash=37acd31d rsshp=1 bank=1 > [ 1064.741684] rxhash=bbd37952 rsshp=1 bank=1 > [ 1064.874283] rxhash=bbd37952 rsshp=1 bank=1 > [ 1064.940201] rxhash=bbd37952 rsshp=1 bank=1 > [ 1064.955278] rxhash=b668ace2 rsshp=1 bank=1 > [ 1065.080028] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.153360] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.293164] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.401862] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.460506] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.519980] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.650160] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.717585] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.730909] rxhash=37acd31d rsshp=1 bank=1 > [ 1065.840350] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.900704] rxhash=bbd37952 rsshp=1 bank=1 > [ 1065.931526] rxhash=b668ace2 rsshp=1 bank=1 > [ 1066.503657] rxhash=bbd37952 rsshp=1 bank=1 > [ 1066.570138] rxhash=bbd37952 rsshp=1 bank=1 > > How is it possible ? > > (I have a VLAN config on top of a bonding) > I'm looking at this.. There is no switch involved in your test, just back to back? > > Also, Ajit, we need something to allow ethtool -K rxhash {on|off} > > Something like (completely untested) Yes. That is in the works. Thanks -Ajit