From owner-freebsd-stable@FreeBSD.ORG Sat Sep 27 18:52:29 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 646B61065688; Sat, 27 Sep 2008 18:52:29 +0000 (UTC) (envelope-from dart@es.net) Received: from postal1.es.net (postal1.es.net [198.128.3.205]) by mx1.freebsd.org (Postfix) with ESMTP id 392ED8FC14; Sat, 27 Sep 2008 18:52:29 +0000 (UTC) (envelope-from dart@es.net) Received: from [192.168.13.32] (c-24-4-182-157.hsd1.ca.comcast.net [24.4.182.157]) by postal1.es.net (Postal Node 1) with ASMTP (SSL) id HBR44523; Sat, 27 Sep 2008 11:42:23 -0700 Message-ID: <48DE7E76.8050209@es.net> Date: Sat, 27 Sep 2008 11:41:58 -0700 From: Eli Dart User-Agent: Thunderbird 2.0.0.17 (Windows/20080914) MIME-Version: 1.0 To: Danny Braniss References: <20080926081806.GA19055@icarus.home.lan> <20080926095230.GA20789@icarus.home.lan> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Sender-IP: 24.4.182.157 X-Sender-Domain: es.net X-Recipent: ; ; ; ; X-Sender: X-To_Name: Danny Braniss X-To_Domain: cs.huji.ac.il X-To: Danny Braniss X-To_Email: danny@cs.huji.ac.il X-To_Alias: danny Cc: freebsd-hackers@freebsd.org, Jeremy Chadwick , freebsd-stable@freebsd.org Subject: Re: bad NFS/UDP performance X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Sep 2008 18:52:29 -0000 Danny Braniss wrote: > I know, but I get about 1mgb, which seems somewhat low :-( If you don't tell iperf how much bandwidth to use for a UDP test, it defaults to 1Mbps. See -b option. http://dast.nlanr.net/projects/Iperf/iperfdocs_1.7.0.php#bandwidth --eli -- Eli Dart ESnet Network Engineering Group Lawrence Berkeley National Laboratory PGP Key fingerprint = C970 F8D3 CFDD 8FFF 5486 343A 2D31 4478 5F82 B2B3