From owner-freebsd-questions Wed Oct 25 18:02:43 1995 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id SAA07156 for questions-outgoing; Wed, 25 Oct 1995 18:02:43 -0700 Received: from kryten.atinc.com (kryten.Atinc.COM [198.138.38.7]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id SAA07141 for ; Wed, 25 Oct 1995 18:02:37 -0700 Received: (jmb@localhost) by kryten.atinc.com (8.6.9/8.3) id UAA29484; Wed, 25 Oct 1995 20:50:39 -0400 Date: Wed, 25 Oct 1995 20:50:37 -0400 (EDT) From: "Jonathan M. Bresler" Subject: Re: [1.1.5.1] FreeBSD bootblock corrupted ? To: M C Wong cc: freebsd-questions@freefall.freebsd.org In-Reply-To: <199510260041.AA274748074@hp.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-questions@FreeBSD.org Precedence: bulk On Thu, 26 Oct 1995, M C Wong wrote: > I first suspected the mbr corruption, and ran fdisk /mbr upon boot > up from a DOS boot disk. That doesn't fix the problem. Now I suspect if you did a dos 'fdisk /mbr', the boot blocks are gone. this is the standare method of removing the boot blocks inorder to reinstall. > my FreeBSD boot block gets corrupted. Can someone tell me the right > command to re-install the bootblock, I remeber something that involve > /usr/mdec/sdboot and /usr/mdec/bootsd, but can't remember the exact > command. disklabel -w -B [sw]d0 man disklabel Jonathan M. Bresler jmb@kryten.atinc.com | Analysis & Technology, Inc. FreeBSD Postmaster jmb@FreeBSD.Org | 2341 Jeff Davis Hwy play go. | Arlington, VA 22202 ride bike. hack FreeBSD.--ah the good life | 703-418-2800 x346