From owner-freebsd-stable@FreeBSD.ORG Wed May 6 11:01:11 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9909C1065676 for ; Wed, 6 May 2009 11:01:11 +0000 (UTC) (envelope-from freebsd-stable@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id 281188FC0C for ; Wed, 6 May 2009 11:01:10 +0000 (UTC) (envelope-from freebsd-stable@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1M1es6-0007Lh-MU for freebsd-stable@freebsd.org; Wed, 06 May 2009 11:01:06 +0000 Received: from 91.205.197.96 ([91.205.197.96]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 06 May 2009 11:01:06 +0000 Received: from jumper99 by 91.205.197.96 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 06 May 2009 11:01:06 +0000 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-stable@freebsd.org From: "Helmut Schneider" Date: Wed, 6 May 2009 13:00:54 +0200 Lines: 47 Message-ID: References: <4A015725.3050603@ksu.ru> <20090506100559.GP1550@core.byshenk.net> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 91.205.197.96 X-MSMail-Priority: Normal X-Newsreader: vi with a tiny little GUI X-MimeOLE: Huh, what?! Sender: news Subject: Re: [7.2] R/W mount of / denied. Filesystem not clean - run fsck. 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: Wed, 06 May 2009 11:01:12 -0000 Greg Byshenk wrote: > On Wed, May 06, 2009 at 11:50:11AM +0200, Helmut Schneider wrote: >> Marat N.Afanasyev wrote: >>> Helmut Schneider wrote: > >>>> after upgrading a few systems yesterday from 7.1-RELEASE to >>>> 7.2-RELEASE on one machine I got the error above. The problem was that >>>> >>>> - I was unable to cope with it but booting from a live CD. >>>> - the message appeared ~ 1000 times and then the kernel paniced. >>>> >>>> After fsck'ing / with the help of the live CD I rebooted the >>>> machine but now I got the same problem with /home. >>>> >>>> How can I avoid such issues (except of not letting the machine >>>> crash)? Is there a way to boot at least to single user mode and >>>> then run fsck (I was at home, far away from the machine, not funny)? > >> There is no 'login' when / cannot be mounted... >> >>> fsck it. if you have another machine in there, you can try to make a >>> serial console. or install a ip-kvm extender ;) >> >> I do have such thing (IBM Blade Center) but I'm looking for something to >> avoid the situation above. Something that lets me at least boot into >> single user mode. > > If you had access to the console (I'm guessing you did in order to use the > live CD), did you try booting into single-user from the beastie menu? Yes, I did, same issue, screen filled up with message above, after ~5 minutes kernel panic. > IME, failure to fsck the / menu should drop automatically to single-user > at the console, but if this fails, then you should be able to choose > single-user boot from the menu, which will then not try to run fsck or > mount / rw. From there you should be able to fsck and remount /, as well > as /home or anything else. This will fail if there is something horribly > wrong with /, causing a failure even when / is mounted ro, but then there > may be no good solution. There were only 2 or 3 inodes broken, fix from live CD ran smoothly. -- No Swen today, my love has gone away My mailbox stands for lorn, a symbol of the dawn