From owner-freebsd-questions@FreeBSD.ORG  Tue Jul 16 20:57:10 2013
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id 3C06C493
 for <freebsd-questions@freebsd.org>; Tue, 16 Jul 2013 20:57:10 +0000 (UTC)
 (envelope-from aurfalien@gmail.com)
Received: from mail-pa0-x22f.google.com (mail-pa0-x22f.google.com
 [IPv6:2607:f8b0:400e:c03::22f])
 by mx1.freebsd.org (Postfix) with ESMTP id 17B82131
 for <freebsd-questions@freebsd.org>; Tue, 16 Jul 2013 20:57:10 +0000 (UTC)
Received: by mail-pa0-f47.google.com with SMTP id kl14so1185735pab.6
 for <freebsd-questions@freebsd.org>; Tue, 16 Jul 2013 13:57:09 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;
 h=subject:mime-version:content-type:from:in-reply-to:date:cc
 :content-transfer-encoding:message-id:references:to:x-mailer;
 bh=ln6fegHYE/AwkgPYChrZLpLkFORt4Pb3tzlA5O00FKY=;
 b=NJOAQ9mNNQgE+WMko/tbdsUPaqdQlpT9IHPBqjmwYtmefRDWtNZzop3/J3M8hXfWGw
 36Qc1hBRVmTT69vIKq+AJ6xYPsis1BzkUKSUjO6tDRVeOIIaqbFKWlwt3vUqgM1C8W+L
 UNZRIEZ5Za35xLgZf75fzlqdhOYjPXU/xHpjsMCeplvBLxwTEeqv9wgLFhvH94gre4Up
 NpRTDFhhGg/zUEDCflVv3d2BEYxhxwdzLWrpsUCqzyG+Z8mPNzymTxr+O7Jon7aLzYQx
 Rvq4olAObsm6YO4c8QIXF7zFNFSS8a9ki+q2mX29bqzJ1Jb25HuFv8u/3CifpqReTimI
 QsRA==
X-Received: by 10.66.121.170 with SMTP id ll10mr4352745pab.126.1374008229898; 
 Tue, 16 Jul 2013 13:57:09 -0700 (PDT)
Received: from briankrusicw.logan.tv ([64.17.255.138])
 by mx.google.com with ESMTPSA id qb15sm6158375pab.13.2013.07.16.13.57.07
 for <multiple recipients>
 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128);
 Tue, 16 Jul 2013 13:57:08 -0700 (PDT)
Subject: Re: gpart: table 'da0' is corrupt; operation not permitted
Mime-Version: 1.0 (Apple Message framework v1085)
Content-Type: text/plain; charset=us-ascii
From: aurfalien <aurfalien@gmail.com>
In-Reply-To: <CAHu1Y70gF4T=4F3wUy9Q5wT2EmJ5sOfwsedkrsFEoLUZfq6e+A@mail.gmail.com>
Date: Tue, 16 Jul 2013 13:57:06 -0700
Content-Transfer-Encoding: quoted-printable
Message-Id: <CB03CFAC-6F82-46B0-B456-E81E45A4F4AB@gmail.com>
References: <AE78EABA-CB23-4B04-BE55-37627B8C6A83@gmail.com>
 <CAHu1Y70gF4T=4F3wUy9Q5wT2EmJ5sOfwsedkrsFEoLUZfq6e+A@mail.gmail.com>
To: Michael Sierchio <kudzu@tenebras.com>
X-Mailer: Apple Mail (2.1085)
Cc: FreeBSD Questions <freebsd-questions@freebsd.org>
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 16 Jul 2013 20:57:10 -0000


On Jul 16, 2013, at 1:50 PM, Michael Sierchio wrote:

> On Tue, Jul 16, 2013 at 1:44 PM, aurfalien <aurfalien@gmail.com> =
wrote:
>=20
>> Upon doing;
>>=20
>> gpart destroy da0
>>=20
>> I get;
>>=20
>> gpart: Device busy
>=20
> crude but effective:
>=20
>=20
> DISK=3Dda0
>=20
> offset=3D`diskinfo $DISK | awk '{ print $4 - 131072 }'`
> dd if=3D/dev/zero of=3D/dev/$DISK bs=3D64k count=3D1
> dd if=3D/dev/zero of=3D/dev/$DISK bs=3D64k seek=3D$offset
>=20
> gpart create -s gpt ${DISK}

This is what I ended up doing.

I unplugged it, waited a few, re plugged and then I was able to =
delete/destroy.

I will keep your method on hand though as I prefer not doing a hot plug.

- aurf=