From owner-freebsd-questions@FreeBSD.ORG Thu Jul 30 21:31:00 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 59EBA106564A for ; Thu, 30 Jul 2009 21:31:00 +0000 (UTC) (envelope-from tajudd@gmail.com) Received: from mail-yw0-f181.google.com (mail-yw0-f181.google.com [209.85.211.181]) by mx1.freebsd.org (Postfix) with ESMTP id 13FFF8FC12 for ; Thu, 30 Jul 2009 21:30:59 +0000 (UTC) (envelope-from tajudd@gmail.com) Received: by ywh11 with SMTP id 11so1136824ywh.14 for ; Thu, 30 Jul 2009 14:30:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=0UKd/iqiV0JzB6QhG+VUqQGhuzkDvqtpthK7COt9xwQ=; b=ekwHmYUN7Mw7T0/nZVqi43Dcdhz7MODcubCdQ1YmzxjRKxRRUaiyAYXG8SXjAgvTXj 4cZRs61OorbwsylqwR3z1+MF2SJ8YJ7eW5maVTbyZpAnDbBQTrtu8zQ5quisvQVLKI8Z KT6CmzfjGWrT1XhHCq44dt/TBEsjwiAXBqNiw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=morLvSl+3t88j/2WQTYzVIOQfjoRkAn1x0LpeqKp7A0u6raLyKsjIk2hAoJm3H1fNT ke11MJWTqaVUKv42lhxcgTtD71zpT7Ts2f87zKFo5BEH41S00NEevZP6uwJiMuqXIyy7 lvk/QPZWU5CyKEgeI32f6ZAfND+97nJsxIGOc= MIME-Version: 1.0 Received: by 10.100.173.20 with SMTP id v20mr1176662ane.44.1248989459324; Thu, 30 Jul 2009 14:30:59 -0700 (PDT) In-Reply-To: <4A71F2E8.5000105@videotron.ca> References: <4A71DB2A.4040401@videotron.ca> <4A71F2E8.5000105@videotron.ca> Date: Thu, 30 Jul 2009 15:30:59 -0600 Message-ID: From: Tim Judd To: PJ Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: how to boot or access problem file system 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: Thu, 30 Jul 2009 21:31:00 -0000 On 7/30/09, PJ wrote: > Tim Judd wrote: >> On 7/30/09, PJ wrote: >> >>> What can be done to access a file system that seems to have the boot >>> sector screwed up? >>> The /usr files should be ok but how to access? >>> I get errors that the file system is full and I have no idea of how to >>> deal with the boot up - the help message is no help! >>> Boot says it cannot find a kernel... surely there must be some kind of >>> recovery process even if nothing has been backed up. Surely FreeBSD must >>> be have something that functions like certain software does on MS ? >>> I don't have a problem with irrecoverable files, I would just finally >>> understand how things work and what can be done on FBSD. >>> TIA. >>> PJ >>> >> >> >> That's when the livefs comes to the rescue -- if you cannot boot at all >> >> Otherwise single-user boot works most of the time >> > how does livefs come into the picture here? What is it? How do you use it? > > Single-user? if the kernel is not accessible, how do I boot? It's another ISO image you burn to CD and boot. It's a live filesystem off CD. Since it doesn't depend on your hard drive's filesystem - it can boot to BSD, and give you a emergency repair environment to do your work (including mounting your HDD partitions) and then restart with the hard drive. Windows still hasn't got that down, yet.