From owner-freebsd-questions@FreeBSD.ORG Sun Nov 18 14:37:29 2007 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F127D16A419 for ; Sun, 18 Nov 2007 14:37:29 +0000 (UTC) (envelope-from freebsd@dfwlp.com) Received: from pollux.dfwlp.com (rrcs-64-183-212-244.sw.biz.rr.com [64.183.212.244]) by mx1.freebsd.org (Postfix) with ESMTP id B766513C442 for ; Sun, 18 Nov 2007 14:37:29 +0000 (UTC) (envelope-from freebsd@dfwlp.com) Received: from athena.dfwlp.com (athena.dfwlp.com [192.168.125.82]) (authenticated bits=0) by pollux.dfwlp.com (8.13.8/8.13.8) with ESMTP id lAIEavUF026519 for ; Sun, 18 Nov 2007 08:36:57 -0600 (CST) (envelope-from freebsd@dfwlp.com) From: Jonathan Horne To: freebsd-questions@freebsd.org Date: Sun, 18 Nov 2007 08:37:05 -0600 User-Agent: KMail/1.9.7 References: <200711161921.59936.freebsd@dfwlp.com> <47402910.4060909@FreeBSD.org> In-Reply-To: <47402910.4060909@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711180837.06572.freebsd@dfwlp.com> X-Spam-Status: No, score=-4.4 required=3.6 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.2.3 X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on pollux.dfwlp.com Subject: Re: very poor NFS performance from a beta3 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Nov 2007 14:37:30 -0000 On Sunday 18 November 2007 05:59:12 am Kris Kennaway wrote: > Jonathan Horne wrote: > > i updated my workstatino to beta3, and then got on a 6.2-p8 machine and > > mounted /usr/src and /usr/obj from the beta3. tried to installkernel, > > but it moved as painful pace. would get to the point where it moves > > kernel to kernel.old, and would just pause for a long time. file > > transfer showed about 104k. > > > > i took this same 6.2-p8 box, and mounted src and obj from my main 6.2 > > build server, and reinstalled the 6.2-p8 kernel, and speed was as > > expected. > > > > is there anywhere i can being looking to troubleshoot this problem (as to > > why the 7.0b3 would serve NFS so slowly)? > > This is usually because your NIC has mis-negotiated and is unable to > pass packets properly. > > Kris kris, thanks for your reply. whats the best way to tell if i have mis-negotiated? is just 'ifconfig' sufficient? i was wondering about this earlier, and reboots of the hosts as well as the switches yielded no different results. also, i did a few other tests as well. i can scp to/from the 7.0b3 and 6.2p8 from/to each other as well as other hosts on the network at what i would call normal speeds (6-10 megabytes/sec). also, i can 'cp -vpnRP' directory trees from/to the same with normal results. only installing kernel from the 7.0 to the 6.2 stalls out. -- Jonathan Horne http://dfwlpiki.dfwlp.org freebsd@dfwlp.com