From owner-freebsd-hackers Fri May 16 10:20:13 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id KAA09250 for hackers-outgoing; Fri, 16 May 1997 10:20:13 -0700 (PDT) Received: from zephyr.isi.edu (zephyr.isi.edu [128.9.160.160]) by hub.freebsd.org (8.8.5/8.8.5) with SMTP id KAA09245 for ; Fri, 16 May 1997 10:20:11 -0700 (PDT) Received: from roo.isi.edu by zephyr.isi.edu (5.65c/5.61+local-24) id ; Fri, 16 May 1997 10:19:01 -0700 Message-Id: <199705161719.AA18270@zephyr.isi.edu> X-Mailer: exmh version 1.6.4 10/10/95 To: "Russell L. Carter" Cc: hackers@freebsd.org Reply-To: hutton@ISI.EDU Subject: Re: throughtput measurements for fast ethernet In-Reply-To: Your message of Fri, 16 May 1997 10:09:58 -0700. <199705161709.KAA05644@conceptual.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 16 May 97 10:18:06 PDT From: Anne Hutton Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk > > I was hoping for something more specific. My _first_ tests with the 3com vx > > driver for the 395 pci card on FreeBSD 2.2.1 are not showing good results - > > highest throughput for UDP 45Mbps. I should stress that these were first tests. > > > > Has anyone any traffic measurements for any of the fast ethernet drivers? > > What kind of main memory bandwidth can your motherboards sustain? A > good test is the stream benchmark from McCalpin. Many P6 motherboards > can sustain transfer rates which drive 100mb ethernet at full throttle, > but a lot of P5 motherboards cannot. 45Mbps is not unusual for these. > I have no problem getting high throughput with other high speed cards and drivers....wouldn't they be affected as well. Anne