From owner-freebsd-current@FreeBSD.ORG Mon Jun 7 17:46:48 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 55ABF16A4CE for ; Mon, 7 Jun 2004 17:46:48 +0000 (GMT) Received: from carver.gumbysoft.com (carver.gumbysoft.com [66.220.23.50]) by mx1.FreeBSD.org (Postfix) with ESMTP id 40BE943D45 for ; Mon, 7 Jun 2004 17:46:48 +0000 (GMT) (envelope-from dwhite@gumbysoft.com) Received: by carver.gumbysoft.com (Postfix, from userid 1000) id 336FF72DF2; Mon, 7 Jun 2004 10:46:48 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by carver.gumbysoft.com (Postfix) with ESMTP id 2E4DD72DB5; Mon, 7 Jun 2004 10:46:48 -0700 (PDT) Date: Mon, 7 Jun 2004 10:46:48 -0700 (PDT) From: Doug White To: Joan Picanyol In-Reply-To: <20040607171612.GA86565@grummit.biaix.org> Message-ID: <20040607104535.T19466@carver.gumbysoft.com> References: <20040607171612.GA86565@grummit.biaix.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: "'freebsd-current@freebsd.org'" Subject: Re: Sysinstall & labels/fdisk X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Jun 2004 17:46:48 -0000 On Mon, 7 Jun 2004, Joan Picanyol wrote: > * Alex Hoff [20040607 16:47]: > > I have run in to an odd problem that on a freebsd 5.2 current system after > > running fdisk and disklabel the initial time on install, i am never allowed > > to do it again. > > > > What I have tried on many different systems, is to run sysinstall, and > > either run fdisk or label. After making a change and trying to write the > > changes, it will fail. Even if you dont make a change, and just try to write > > the current settings to the disk, it will fail. The following error comes up > > "ERROR: Unable to write data to disk ad0" (if also tried different types of > > disk devices - da/aacd). Ktrace shows the error as "errno 1 Operation not > > permitted" > > GEOM won't let you touch MBR/slices/partitions on used devices. For it > to allow footshooting you should set kern.geom.debugflags=16 Be REALLY careful with this! I have a documented case of te device entries getting confused and blowing away the wrong partition. I STRONGLY recommend AGAINST using this flag. Make backups, we are not responsible, etc. etc. etc. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org