From owner-freebsd-questions@FreeBSD.ORG  Mon May 16 18:38:32 2005
Return-Path: <owner-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 192D016A4D0
	for <questions@freebsd.org>; Mon, 16 May 2005 18:38:32 +0000 (GMT)
Received: from obsecurity.dyndns.org
	(CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com [69.194.102.111])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 9FB3B43DB8
	for <questions@freebsd.org>; Mon, 16 May 2005 18:38:31 +0000 (GMT)
	(envelope-from kris@obsecurity.org)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id 771DF512CB; Mon, 16 May 2005 11:38:28 -0700 (PDT)
Date: Mon, 16 May 2005 11:38:28 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: Viren Patel <virenp@mail.utexas.edu>
Message-ID: <20050516183828.GB50140@xor.obsecurity.org>
References: <55383.146.6.178.5.1116261378.squirrel@mail.cm.utexas.edu>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="cmJC7u66zC7hs+87"
Content-Disposition: inline
In-Reply-To: <55383.146.6.178.5.1116261378.squirrel@mail.cm.utexas.edu>
User-Agent: Mutt/1.4.2.1i
cc: questions@freebsd.org
Subject: Re: Transferring dump file to tape?
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/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: Mon, 16 May 2005 18:38:32 -0000


--cmJC7u66zC7hs+87
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Mon, May 16, 2005 at 11:36:18AM -0500, Viren Patel wrote:
> Hello. I am using 'dump' to backup client filesystems to a
> disk file on an NFS mounted partition, e.g.
>=20
>    dump -0aLu -f /bk/var-20050516 /var
>=20
> Now I'd like to take the backup file (var-200500516) and
> move it to tape (on the NFS server). However I'd like the
> tape to have the data just as if it had been created
> directly by 'dump', e.g.
>=20
>    dump -0aLu -f /dev/nsa0 /var
>=20
> Any way to do this? I could use rdump/rmt to backup
> directly to the remote tape, but I am doing it this way to
> do fast disk-based backups during night and move to slower
> tapes during day. For normal restores I can use NFS-based
> files but have tapes for single-user-mode type restores.
> Thanks.

You can use dd to write a file to a device (e.g. tape).

Kris

--cmJC7u66zC7hs+87
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.1 (FreeBSD)

iD8DBQFCiOikWry0BWjoQKURAkNkAKDXKlqPkDfOJAFbVSJ6bQFmvHmwqgCeIDAI
lgiCpsKBlzTm2SUeBARc7ko=
=fgmJ
-----END PGP SIGNATURE-----

--cmJC7u66zC7hs+87--