From owner-freebsd-hackers@FreeBSD.ORG Thu Oct 12 03:56:34 2006 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C56F016A412 for ; Thu, 12 Oct 2006 03:56:34 +0000 (UTC) (envelope-from soralx@cydem.org) Received: from pd2mo3so.prod.shaw.ca (shawidc-mo1.cg.shawcable.net [24.71.223.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id CE17643D49 for ; Thu, 12 Oct 2006 03:56:33 +0000 (GMT) (envelope-from soralx@cydem.org) Received: from pd4mr7so.prod.shaw.ca (pd4mr7so-qfe3.prod.shaw.ca [10.0.141.84]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J700023H8A2SDA0@l-daemon> for freebsd-hackers@freebsd.org; Wed, 11 Oct 2006 21:56:26 -0600 (MDT) Received: from pn2ml9so.prod.shaw.ca ([10.0.121.7]) by pd4mr7so.prod.shaw.ca (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J700073A8A2E181@pd4mr7so.prod.shaw.ca> for freebsd-hackers@freebsd.org; Wed, 11 Oct 2006 21:56:26 -0600 (MDT) Received: from soralx.cydem.org ([24.87.27.3]) by l-daemon (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0J7000ISV8A2D680@l-daemon> for freebsd-hackers@freebsd.org; Wed, 11 Oct 2006 21:56:26 -0600 (MDT) Date: Wed, 11 Oct 2006 20:56:24 -0700 From: soralx@cydem.org In-reply-to: <2a41acea0610111051r36ad7200gef868593e34c9331@mail.gmail.com> To: freebsd-hackers@freebsd.org Message-id: <200610112056.24546.soralx@cydem.org> MIME-version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7bit Content-disposition: inline References: <2a41acea0610111051r36ad7200gef868593e34c9331@mail.gmail.com> User-Agent: KMail/1.9.1 Subject: Re: em blues X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Oct 2006 03:56:34 -0000 > On 10/11/06, Danny Braniss wrote: > > the box is a bit old (Intel Pentium III (933.07-MHz 686-class CPU) > > dual cpu. > > > > running iperf -c (receiving): > > > > freebsd-4.10 0.0-10.0 sec 936 MBytes 785 Mbits/sec > > freebsd-5.4 0.0-10.0 sec 413 MBytes 346 Mbits/sec > > freebsd.6.1 0.0-10.0 sec 366 MBytes 307 Mbits/sec > > freebsd-6.2 0.0-10.0 sec 344 MBytes 289 Mbits/sec > > > > btw, iperf -s (xmitting) is slightly better > > freebsd-4.10 0.0-10.0 sec 664 MBytes 558 Mbits/sec > > freebsd-5.4 0.0-10.0 sec 390 MBytes 327 Mbits/sec > > freebsd-6.1 0.0-10.0 sec 495 MBytes 415 Mbits/sec > > freebsd-6.2 0.0-10.0 sec 487 MBytes 408 Mbits/sec > > > > so, it seems that as the release number increases, the em > > throughput gets worse - or iperf is. > > You arent measuring em, you're measuring RELEASES on > your hardware, is this a surprise on a P3, no. still, 63% drop in performance doesn't cause much joy, does it? [SorAlx] ridin' VN1500-B2