From owner-freebsd-stable@FreeBSD.ORG Sat Dec 16 02:33:41 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 3317C16A40F for ; Sat, 16 Dec 2006 02:33:41 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from sccrmhc11.comcast.net (sccrmhc11.comcast.net [63.240.77.81]) by mx1.FreeBSD.org (Postfix) with ESMTP id E39A243C9D for ; Sat, 16 Dec 2006 02:31:55 +0000 (GMT) (envelope-from jdc@koitsu.dyndns.org) Received: from icarus.home.lan (c-67-174-220-97.hsd1.ca.comcast.net[67.174.220.97]) by comcast.net (sccrmhc11) with ESMTP id <2006121602333901100pmgh6e>; Sat, 16 Dec 2006 02:33:40 +0000 Received: by icarus.home.lan (Postfix, from userid 1000) id 8835C1FA01D; Fri, 15 Dec 2006 18:33:39 -0800 (PST) Date: Fri, 15 Dec 2006 18:33:39 -0800 From: Jeremy Chadwick To: Kimi Ostro Message-ID: <20061216023339.GA61400@icarus.home.lan> Mail-Followup-To: Kimi Ostro , freebsd-stable@freebsd.org References: <42b497160612142042g32003891j9330b930622c8e64@mail.gmail.com> <42b497160612151630h4a0afaccma728285480c41d25@mail.gmail.com> <20061216011552.GA60198@icarus.home.lan> <42b497160612151744y32b3cfe5n6d95c78c391e328a@mail.gmail.com> <42b497160612151821pe66b9ado6650372cf935a7f5@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <42b497160612151821pe66b9ado6650372cf935a7f5@mail.gmail.com> X-PGP-Key: http://jdc.parodius.com/pubkey.asc User-Agent: Mutt/1.5.13 (2006-08-11) Cc: freebsd-stable@freebsd.org Subject: Re: Poor NFS performance after recent update 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, 16 Dec 2006 02:33:41 -0000 On Sat, Dec 16, 2006 at 02:21:53AM +0000, Kimi Ostro wrote: > Okay, this is getting stranger. transferring data between 8 machines > on my network which are all running FreeBSD as having this problem, > yet I cans download iso file off the internet at over 100KB/s. Try transfers in different directions. Example: root@machineAA$ scp -p root@machineBB:/dev/urandom /tmp/urandom root@machineAA$ scp -p /dev/urandom root@machineBB:/tmp/urandom Also try the same from machineBB: root@machineBB$ scp -p root@machineAA:/dev/urandom /tmp/urandom root@machineBB$ scp -p /dev/urandom root@machineAA:/tmp/urandom Do you see slow LAN transfer speeds when only receiving data vs. sending data? If so, chances are it's a duplex problem, and you should either adjust some settings in ifconfig_fxp0 in rc.conf to try and work around it (try forcing media 100baseTX mediaopt full-duplex rather than using autonegotiate), or try a different switch. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |