From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 145338D85 for ; Tue, 1 Dec 2015 12:11:49 +0100 (CET) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP; 01 Dec 2015 03:11:49 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,368,1444719600"; d="scan'208";a="831733622" Received: from irsmsx152.ger.corp.intel.com ([163.33.192.66]) by orsmga001.jf.intel.com with ESMTP; 01 Dec 2015 03:11:48 -0800 Received: from irsmsx104.ger.corp.intel.com ([169.254.5.138]) by IRSMSX152.ger.corp.intel.com ([169.254.6.143]) with mapi id 14.03.0248.002; Tue, 1 Dec 2015 11:11:47 +0000 From: "Traynor, Kevin" To: Flavio Leitner Thread-Topic: [ovs-dev] OVS with DPDK Meetup notes Thread-Index: AdEocQN89+PFAvC2THGnp+yfB/5txgDWPnmAABdA4PA= Date: Tue, 1 Dec 2015 11:11:46 +0000 Message-ID: References: <20151130235111.GC8825@x240.home> In-Reply-To: <20151130235111.GC8825@x240.home> Accept-Language: en-IE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [163.33.239.180] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Cc: "dev@openvswitch.org" , "dev@dpdk.org" Subject: Re: [dpdk-dev] [ovs-dev] OVS with DPDK Meetup notes X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Dec 2015 11:11:50 -0000 > -----Original Message----- > From: Flavio Leitner [mailto:fbl@sysclose.org] > Sent: Monday, November 30, 2015 11:51 PM > To: Traynor, Kevin > Cc: dev@openvswitch.org; users@dpdk.org > Subject: Re: [ovs-dev] OVS with DPDK Meetup notes >=20 > On Thu, Nov 26, 2015 at 05:56:08PM +0000, Traynor, Kevin wrote: > > Hi All, > > > > Just wanted to post some summary notes on the recent OVS with DPDK Meet= up > we > > had after the OVS conference. Thanks to everyone for the often lively > discussion. > > I've collated and condensed Maryam's notes (Thank you Maryam) with my o= wn. > > Corrections and additions are welcome. >=20 > Thanks for having organized the event and for the good notes. >=20 >=20 > > Usability > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > > * Single binary for OVS/OVS with DPDK and static vs. dynamic linking > > - Discussion around deployment and what the best model is. > > - Flavio has posted a mail on this > > http://openvswitch.org/pipermail/dev/2015-November/062599.html >=20 > Let us know if you find a performance difference between static vs > dynamic linking. We might be able to accommodate both options in > the same spec, but it seems we should go with shared linking only > to keep it simple for now. >=20 Yes, will do. I seem to recall from when we looked at this on a previous project it was a few hundred kpps but it was a long time ago, so I'm not certain how many. >=20 > > Features > > =3D=3D=3D=3D=3D=3D=3D=3D > > * Multiqueue vhost-user > > - Looks really promising - will help us scale out performance to the = VM. >=20 > I see that vhost PMD is moving and if it gets accepted, it would > be a nice clean up for OVS. Do you know if there is someone working > on this already? I agree, it should simplify the code a lot. Ciara reviewed it and did a quick integration to see if the api would work. The patch was churning quit= e a bit, so we decided to hold off doing any more work with it for the time b= eing. >=20 > > * dpdkr/ivshmem > > - Still useful. Check/Update documentation to ensure limitations are > clear. >=20 > Yeah, same thing here. >=20 > Thanks, > fbl