From owner-freebsd-current@FreeBSD.ORG Thu Nov 18 00:32:40 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A5FD216A4D0; Thu, 18 Nov 2004 00:32:40 +0000 (GMT) Received: from digger1.defence.gov.au (digger1.defence.gov.au [203.5.217.4]) by mx1.FreeBSD.org (Postfix) with ESMTP id F015043D41; Thu, 18 Nov 2004 00:32:39 +0000 (GMT) (envelope-from wilkinsa@squash.dsto.defence.gov.au) Received: from ednmsw503.dsto.defence.gov.au (ednmsw503.dsto.defence.gov.au [131.185.2.150]) by digger1.defence.gov.au with ESMTP id iAI0VeZg019823; Thu, 18 Nov 2004 11:01:40 +1030 (CST) Received: from muttley.dsto.defence.gov.au (unverified) by ednmsw503.dsto.defence.gov.au (Content Technologies SMTPRS 4.3.10) with ESMTP id ; Thu, 18 Nov 2004 11:02:29 +1030 Received: from ednex501.dsto.defence.gov.au (ednex501.dsto.defence.gov.au [131.185.2.81]) by muttley.dsto.defence.gov.au (8.11.3/8.11.3) with ESMTP id iAI0Qlh25935; Thu, 18 Nov 2004 10:56:47 +1030 (CST) Received: from squash.dsto.defence.gov.au ([131.185.40.212]) by ednex501.dsto.defence.gov.au with SMTP (Microsoft Exchange Internet Mail Service Version 5.5.2653.13) id RZJDQLXZ; Thu, 18 Nov 2004 10:56:37 +1030 Received: from squash.dsto.defence.gov.au (localhost [127.0.0.1]) by squash.dsto.defence.gov.au (8.12.11/8.12.11) with ESMTP id iAI0RgB1066781 ; Thu, 18 Nov 2004 10:57:42 +1030 (CST) (envelope-from wilkinsa@squash.dsto.defence.gov.au) Received: (from wilkinsa@localhost) by squash.dsto.defence.gov.au (8.12.11/8.12.11/Submit) id iAI0RfR0066780; Thu, 18 Nov 2004 10:57:41 +1030 (CST) (envelope-from wilkinsa) Date: Thu, 18 Nov 2004 10:57:41 +1030 From: "Wilkinson, Alex" To: freebsd-current@freebsd.org, freebsd-stable@freebsd.org Message-ID: <20041118002741.GC66483@squash.dsto.defence.gov.au> Mail-Followup-To: freebsd-current@freebsd.org, freebsd-stable@freebsd.org References: <200411172357.47735.Emanuel.Strobl@gmx.net> <419BE654.6020705@mac.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <419BE654.6020705@mac.com> User-Agent: Mutt/1.5.6i Subject: Re: serious networking (em) performance (ggate and NFS) problem X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Nov 2004 00:32:40 -0000 ping only tests latency *not* throughput. So it is not really a good test. - aW 0n Wed, Nov 17, 2004 at 07:01:24PM -0500, Chuck Swiger wrote: Emanuel Strobl wrote: [ ... ] >Tests were done with two Intel GigaBit Ethernet cards (82547EI, 32bit PCI >Desktop adapter MT) connected directly without a switch/hub what kind of bandwidth you max out using that. Or use ping with -i & -s set to reasonable values depending on whether you're using jumbo frames or not. If the problem is your connection is dropping a few packets, this will show up better here. Using "ping -f" is also a pretty good troubleshooter.