From owner-freebsd-net@FreeBSD.ORG Tue Jul 22 17:41:25 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 84057B9 for ; Tue, 22 Jul 2014 17:41:25 +0000 (UTC) Received: from h2.funkthat.com (gate2.funkthat.com [208.87.223.18]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "funkthat.com", Issuer "funkthat.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 55DA82017 for ; Tue, 22 Jul 2014 17:41:24 +0000 (UTC) Received: from h2.funkthat.com (localhost [127.0.0.1]) by h2.funkthat.com (8.14.3/8.14.3) with ESMTP id s6MHfIcQ061541 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 22 Jul 2014 10:41:18 -0700 (PDT) (envelope-from jmg@h2.funkthat.com) Received: (from jmg@localhost) by h2.funkthat.com (8.14.3/8.14.3/Submit) id s6MHfHhX061540; Tue, 22 Jul 2014 10:41:17 -0700 (PDT) (envelope-from jmg) Date: Tue, 22 Jul 2014 10:41:17 -0700 From: John-Mark Gurney To: John Jasen Subject: Re: fastforward/routing: a 3 million packet-per-second system? Message-ID: <20140722174117.GC43962@funkthat.com> Mail-Followup-To: John Jasen , FreeBSD Net References: <53CE80DD.9090109@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53CE80DD.9090109@gmail.com> User-Agent: Mutt/1.4.2.3i X-Operating-System: FreeBSD 7.2-RELEASE i386 X-PGP-Fingerprint: 54BA 873B 6515 3F10 9E88 9322 9CB1 8F74 6D3F A396 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html X-TipJar: bitcoin:13Qmb6AeTgQecazTWph4XasEsP7nGRbAPE X-to-the-FBI-CIA-and-NSA: HI! HOW YA DOIN? can i haz chizburger? X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.2 (h2.funkthat.com [127.0.0.1]); Tue, 22 Jul 2014 10:41:18 -0700 (PDT) Cc: FreeBSD Net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2014 17:41:25 -0000 John Jasen wrote this message on Tue, Jul 22, 2014 at 11:18 -0400: > Feedback and/or tips and tricks more than welcome. You should look at netmap if you really want high PPS routing... >From the netmap paper: netmap has been implemented in FreeBSD and Linux for several 1 and 10 Gbit/s network adapters. In our pro- totype, a single core running at 900 MHz can send or receive 14.88 Mpps (the peak packet rate on 10 Gbit/s links) http://info.iet.unipi.it/~luigi/papers/20120503-netmap-atc12.pdf -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."