From owner-freebsd-fs@FreeBSD.ORG Wed Mar 27 18:41:42 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 6AB1F962 for ; Wed, 27 Mar 2013 18:41:42 +0000 (UTC) (envelope-from kaduk@mit.edu) Received: from dmz-mailsec-scanner-8.mit.edu (DMZ-MAILSEC-SCANNER-8.MIT.EDU [18.7.68.37]) by mx1.freebsd.org (Postfix) with ESMTP id 24D0A69C for ; Wed, 27 Mar 2013 18:41:41 +0000 (UTC) X-AuditID: 12074425-b7fec6d000007584-c2-51533c3381a1 Received: from mailhub-auth-2.mit.edu ( [18.7.62.36]) by dmz-mailsec-scanner-8.mit.edu (Symantec Messaging Gateway) with SMTP id 22.B6.30084.33C33515; Wed, 27 Mar 2013 14:36:35 -0400 (EDT) Received: from outgoing.mit.edu (OUTGOING-AUTH-1.MIT.EDU [18.9.28.11]) by mailhub-auth-2.mit.edu (8.13.8/8.9.2) with ESMTP id r2RIaY1G007610; Wed, 27 Mar 2013 14:36:35 -0400 Received: from multics.mit.edu (SYSTEM-LOW-SIPB.MIT.EDU [18.187.2.37]) (authenticated bits=56) (User authenticated as kaduk@ATHENA.MIT.EDU) by outgoing.mit.edu (8.13.8/8.12.4) with ESMTP id r2RIaWP8014004 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 27 Mar 2013 14:36:34 -0400 Received: (from kaduk@localhost) by multics.mit.edu (8.12.9.20060308) id r2RIaW91029204; Wed, 27 Mar 2013 14:36:32 -0400 (EDT) Date: Wed, 27 Mar 2013 14:36:32 -0400 (EDT) From: Benjamin Kaduk To: Velcro Leaf Subject: Re: filesystems don't properly dismount In-Reply-To: <1364403642.40164.YahooMailNeo@web164501.mail.gq1.yahoo.com> Message-ID: References: <1364380546.45116.YahooMailNeo@web164504.mail.gq1.yahoo.com> <1364403642.40164.YahooMailNeo@web164501.mail.gq1.yahoo.com> User-Agent: Alpine 1.10 (GSO 962 2008-03-14) MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-559023410-1969653652-1364409309=:9389" Content-ID: X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrFKsWRmVeSWpSXmKPExsUixG6nomtsExxo8PmclMWxxz/ZLH5e+sPi wOQx49N8Fo+Hu9pYApiiuGxSUnMyy1KL9O0SuDKmrg4umMtbMWviKZYGxpdcXYycHBICJhIT uveyQNhiEhfurWfrYuTiEBLYxyhx5sFDZghnI6PEpAlLoTKHmCTWP/vGAuE0MEp8mvwUrJ9F QFui9/FtRhCbTUBFYuabjWwgtghQ/MzSq2BxZgFTiV0LPjGD2MICBhLrZnUxgdicAp4SXVsu gtXwCjhITJx+CGrbLkaJvq6fYINEBXQkVu+fwgJRJChxcuYTFoihARKLdkyFWuAgceT/E5YJ jEKzkJTNQlI2C0kZhG0jcXfTW6i4tsT9m21sMDWnbneyLmBkW8Uom5JbpZubmJlTnJqsW5yc mJeXWqRroZebWaKXmlK6iREcJS6qOxgnHFI6xCjAwajEw9sgHhwoxJpYVlyZe4hRkoNJSZR3 lhVQiC8pP6UyI7E4I76oNCe1+BCjBAezkgivtTJQjjclsbIqtSgfJiXNwaIkznsj5aa/kEB6 YklqdmpqQWoRTFaGg0NJgpfTGqhRsCg1PbUiLTOnBCHNxMEJMpwHaPgGkMW8xQWJucWZ6RD5 U4yKUuK8AiDNAiCJjNI8uF5YEnvFKA70ijCvPEgVDzABwnW/AhrMBDR46l9/kMEliQgpqQZG odYc6Rqz19fFTvF9rxe3Lr/PuEXWacfLZ1M455xie2l0UN+npUWs8AvH536vo9M37debVs/R wyJ6+tyTb1M02vmeLPnrebLbvWFv8qV1Dz50/mIu3rG6/fOOreX/7GuXa6ScXmT07TZLXOMT pXvlCpunp0k5+AiGdxj9SFhU8vkHeyePytTXSizFGYmGWsxFxYkASHx+7D0DAAA= Cc: "freebsd-fs@freebsd.org" X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Mar 2013 18:41:42 -0000 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---559023410-1969653652-1364409309=:9389 Content-Type: TEXT/PLAIN; CHARSET=ISO-8859-15; FORMAT=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Content-ID: On Wed, 27 Mar 2013, Velcro Leaf wrote: > Benjamin Kaduk wrote: > >> The default NFS implementation did not change between 9.0 and 9.1. >> Per the 9.0 release notes, you can change your kernel configuration to c= ontrol=20 >> which implementation is used -- NFSCL/NFSD are the "new" versions, and= =20 >> NFSCLIENT/NFSSERVER are the old ones.=A0 Are you running GENERIC or a cu= stom=20 >> configuration? > > It's a GENERIC kernel, and I'm not actually using any networked=20 > filesystems.=A0 I saw that the NFS stuff happened prior to 9.0-RELEASE,= =20 > but I'm looking for any simple way to change the way filesystems are=20 > handled to see if it'll stop the ugly dismounts. > > I'll make a custom kernel with only the above changes and see if=20 > anything different happens. > If you don't have any networked filesystems mounted, then I would be very= =20 surprised if changing the version of NFS built into your kernel would have= =20 any effect here. At this point, I think the most useful information would be the kernel=20 messages from shutdown time, printed on the console. Do you have a serial= =20 console (makes this easy)? Otherwise, you may have to take a picture or=20 video of the machine as it shuts down. -Ben Kaduk ---559023410-1969653652-1364409309=:9389--