From owner-freebsd-performance@FreeBSD.ORG Sat Jul 14 15:02:56 2012 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 350DB1065674; Sat, 14 Jul 2012 15:02:56 +0000 (UTC) (envelope-from sodynet1@gmail.com) Received: from mail-ob0-f182.google.com (mail-ob0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id BBD5B8FC17; Sat, 14 Jul 2012 15:02:55 +0000 (UTC) Received: by obbun3 with SMTP id un3so8132919obb.13 for ; Sat, 14 Jul 2012 08:02:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=VryotWPWr1mHddqTVJXypVik/91q3EenXa4jfNbX4VA=; b=nTk29Fw9C4B6Dky8616T7AbHCKLffPJiMoIifp+smK5w60W7Jd21zUcjdRioY4+329 zUeIlrU5nJVoPC36HWdh6roU2dZiZLXZ42IvAU1LBQTEG6CnRCunh9vOW9axuN/sg8JG y0ICbF+HYp4BatiZH3UaMlbKIuzsBXs/zHN0oQtKV6EhsHIRABBhhk6o5UXdA/yD9L+X wKY+itAtkwb0bLVZPB04GTtad3nQxy8Bho6ZwY3/JJeV6QozJLlKfJe9rqMCEOGLHuM3 woV7zJnyKaRF67YY6oJCnc0OnkInnzC04Otroa93n5AQmqai4q5yYwln/nxt4jNbOLLn QLPA== MIME-Version: 1.0 Received: by 10.182.232.101 with SMTP id tn5mr7122525obc.49.1342278175309; Sat, 14 Jul 2012 08:02:55 -0700 (PDT) Received: by 10.182.124.101 with HTTP; Sat, 14 Jul 2012 08:02:55 -0700 (PDT) In-Reply-To: References: Date: Sat, 14 Jul 2012 18:02:55 +0300 Message-ID: From: Sami Halabi To: Kevin Oberman Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Luigi Rizzo , freebsd-net@freebsd.org, Alexander Motin , freebsd-isp@freebsd.org, Jack Vogel , "Bjoern A. Zeeb" , freebsd-performance@freebsd.org Subject: Re: ating 100Gbit transfer rate X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Jul 2012 15:02:56 -0000 Thank you kevin. Is there anybody with suggestions also? Thanks in advance, Sami On Thu, Jul 12, 2012 at 7:04 PM, Kevin Oberman wrote: > On Wed, Jul 11, 2012 at 9:45 PM, Sami Halabi wrote: > > Hi, > > Thank your for your response. > > > > i have 2 questions: > > 1. can you explain the looping method that allowed you to reach 100GB ? > > 2. Alcatel-Lucent is routers are given for research internationally ? or > > its locally? what routers we are talking about here and what link do they > > have? i appreciatre if you explain more how do these routers saturate > 100GB. > > Sure. You create an LSP with a vrf (routing-instance in Juniper-ese) > to place the traffic onto it. The LSP is manually configured at each > hop to traverse to the far end router and that one then points back at > the input router where it is again reversed back towards the > destination. Loop as often as required to saturate the link. (I was > tempted to just say "rinse and repeat, but that might not be clear to > those not in the U.S.) > > For information on ANI (and I am not sure if new proposals are being > accepted), see: > http://www.es.net/RandD/advanced-networking-initiative/ > > > On Thu, Jul 12, 2012 at 6:43 AM, Kevin Oberman > wrote: > >> > >> On Wed, Jul 11, 2012 at 1:31 PM, Sami Halabi > wrote: > >> > Hi, > >> > > >> > We have several boxes using 10G cards and using most of the bandwidth. > >> > as a future vision i would like to ask if someone ever combined > hardware > >> > with freebsd/linux to saturate 100Gbit of traffic. > >> > what hardware (server, NICs, platform) and software do you recommend > >> > that > >> > would allow me to acheive my goal? > >> > > >> > Is it possible with servers ? or i need dedicated hardware > >> > (cisco/juniper/other?) if dedicated hardware needed, i would be glad > to > >> > hear from your experience what do you recommend in terms of > performance > >> > and > >> > price. > >> > >> I don't know of any 100GE hardware for any PC, but I may be a bit > >> behind on the times. > >> > >> The way we saturate a 100GE with a FreeBSD (or Linux) system is using > >> a 10G transmission stream and loop the data stream over the net using > >> MPLS. Works quite well, though no end system ever sees more than about > >> 9.9G, the routers do. > >> > >> We are using Alcatel-Lucent routers at this time for our national test > >> network. It is available for research by educational, commercial and > >> research organizations for a little longer as a federally funded > >> testbed for 100G research. When the funding for that project runs out, > >> most of the hardware will be re-purposed and will no longer be > >> available for research. gnn@ mentioned it about a year ago and > >> suggested that some FreeBSD people might want to submit proposals, but > >> I sw no responses. We have tested with Juniper and they will work, > >> too. All 100G hardware is just a mite pricey, though it has dropped > >> tremendously over the past year and a half and I expect it will > >> continue to do so. > >> -- > >> R. Kevin Oberman, Network Engineer > >> E-mail: kob6558@gmail.com > > > > > > > > > > -- > > Sami Halabi > > Information Systems Engineer > > NMS Projects Expert > > FreeBSD SysAdmin Expert > > > > > > -- > R. Kevin Oberman, Network Engineer > E-mail: kob6558@gmail.com > -- Sami Halabi Information Systems Engineer NMS Projects Expert FreeBSD SysAdmin Expert