From owner-freebsd-questions@FreeBSD.ORG Tue Aug 30 15:17:27 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AD6D716A41F for ; Tue, 30 Aug 2005 15:17:27 +0000 (GMT) (envelope-from cswiger@mac.com) Received: from smtpout.mac.com (smtpout.mac.com [17.250.248.84]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6F83B43D45 for ; Tue, 30 Aug 2005 15:17:27 +0000 (GMT) (envelope-from cswiger@mac.com) Received: from mac.com (smtpin07-en2 [10.13.10.152]) by smtpout.mac.com (Xserve/8.12.11/smtpout08/MantshX 4.0) with ESMTP id j7UFHVI5026489; Tue, 30 Aug 2005 08:17:31 -0700 (PDT) Received: from [10.1.1.209] (nfw2.codefab.com [199.103.21.225] (may be forged)) (authenticated bits=0) by mac.com (Xserve/smtpin07/MantshX 4.0) with ESMTP id j7UFHPKY015873; Tue, 30 Aug 2005 08:17:26 -0700 (PDT) In-Reply-To: <200508301108.40216.singh.madhusudan@gmail.com> References: <200508301108.40216.singh.madhusudan@gmail.com> Mime-Version: 1.0 (Apple Message framework v734) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: <8CB24265-4C77-46AC-9F5D-A171CA68CAFC@mac.com> Content-Transfer-Encoding: 7bit From: Charles Swiger Date: Tue, 30 Aug 2005 11:17:23 -0400 To: Madhusudan Singh X-Mailer: Apple Mail (2.734) Cc: freebsd-questions@freebsd.org Subject: Re: Disaster recovery ? 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: Tue, 30 Aug 2005 15:17:27 -0000 On Aug 30, 2005, at 11:08 AM, Madhusudan Singh wrote: > I had a working FreeBSd 5.3 RELEASE server running postfix and zope > until > last night. When I checked it in the morning, it had a bunch of > "ad4 ... > UNRECOVERABLE ERROR" messages on it. Upon a reboot, it complains it > cannot > find /boot/loader (error 16). Last week, it had shut down without any > apparent reason but came up upon reboot. Sounds like the hard disk is > fried. Its a new server (just 5 months old or so). > > How do I recover what was on the partitions ? You can try getting a new disk and using dd with the ignore error flag, and see how much data you can get back. You can also pay somewhere between $200 and $2000 for a professional data recovery company to try to revive the missing data... -- -Chuck