From owner-freebsd-questions@FreeBSD.ORG Fri Feb 13 04:00:28 2009 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 D06B01065670 for ; Fri, 13 Feb 2009 04:00:27 +0000 (UTC) (envelope-from roberthuff@rcn.com) Received: from smtp02.lnh.mail.rcn.net (smtp02.lnh.mail.rcn.net [207.172.157.102]) by mx1.freebsd.org (Postfix) with ESMTP id 5B0428FC14 for ; Fri, 13 Feb 2009 04:00:26 +0000 (UTC) (envelope-from roberthuff@rcn.com) Received: from mr02.lnh.mail.rcn.net ([207.172.157.22]) by smtp02.lnh.mail.rcn.net with ESMTP; 12 Feb 2009 23:00:25 -0500 Received: from smtp01.lnh.mail.rcn.net (smtp01.lnh.mail.rcn.net [207.172.4.11]) by mr02.lnh.mail.rcn.net (MOS 3.10.4-GA) with ESMTP id PMH58346; Thu, 12 Feb 2009 23:00:16 -0500 (EST) Received: from 209-6-22-188.c3-0.smr-ubr1.sbo-smr.ma.cable.rcn.com (HELO jerusalem.litteratus.org.litteratus.org) ([209.6.22.188]) by smtp01.lnh.mail.rcn.net with ESMTP; 12 Feb 2009 23:00:16 -0500 From: Robert Huff MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <18836.61520.37080.844269@jerusalem.litteratus.org> Date: Thu, 12 Feb 2009 23:00:16 -0500 To: freebsd-questions@freebsd.org In-Reply-To: <20090213032150.GB79893@gizmo.acns.msu.edu> References: <4994B999.1090307@networktest.com> <20090213004128.GA79335@gizmo.acns.msu.edu> <4994C29E.3020506@networktest.com> <20090212171653.3782fb82@gom.home> <20090213032150.GB79893@gizmo.acns.msu.edu> X-Mailer: VM 7.17 under 21.5 (beta28) "fuki" XEmacs Lucid X-Junkmail-Whitelist: YES (by domain whitelist at mr02.lnh.mail.rcn.net) Subject: Re: recovering from a power outage 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: Fri, 13 Feb 2009 04:00:28 -0000 Jerry McAllister writes: > > > do I need to > > > boot into single-user mode, what filesystem(s) do I mount and how, > > > what switches if any do I use with fsck and so on. > > > > > i thought it happens in the background anyway. i don't recall having to > > do anything other than listen to the drive whirring away - and we've > > had many power outages! > > It does run in the background, but if you have time, it isn't a > bad idea to run it in single user before bring the whole system > back up in the circumstance of a catastrophic failure like a power > outage. 1) It was my understanding one has to force-mount a dirty filesuystem. IF this sounds like a practice best left to senior Jedi Masters ... it porbably is. 2) I would _never_ let background fsck "take care of things" after a crash, While hovering over the keyboard is a pain, I will find out how badly things are damaged, rather than have boatloads of files mysteriously vanish. Robert Huff