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Date:      Mon, 20 May 2002 17:38:49 +0300
From:      Odhiambo Washington <wash@wananchi.com>
To:        freebsd-questions@freebsd.org
Cc:        kluckie@ihug.co.nz
Subject:   Re: loading file systems with vn
Message-ID:  <20020520143849.GE2178@ns2.wananchi.com>
In-Reply-To: <3CE8A51F.2070609@ihug.co.nz>
References:  <3CE8A51F.2070609@ihug.co.nz>

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* Matthew Luckie <kluckie@ihug.co.nz> [20020520 10:27]: wrote:
> Hi
>=20
> I've got a FreeBSD 3.0-RELEASE machine with a hard disk that I am going=
=20
> to do some work on to upgrade it to FreeBSD 4.5-STABLE, and i'd like to=
=20
> take an image of the file systems on it.
>=20
> Is it possible for me to dd (copy) the following file systems off:
>=20
> Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
> /dev/wd0s1a     31743    18697    10507    64%    /
> /dev/wd0s1f   5952717   473236  5003264     9%    /usr
> /dev/wd0s1e     29751     2153    25218     8%    /var
>=20
> and then proceed to mount them on another machine (read only) with a vn?
>=20
> What would be the commands to do this?

=46rom the top of my head,

dd if=3D/dev/wd0s1a of=3Droot.iso
dd if=3D/dev/wd0s1f of=3Dusr.iso
=2E...

It may/(not) be necessary to specify a block size but that is for you to in=
vestigate ;-)

Then ftp the .iso files to the other box and do something like

vnconfig /dev/vn0c root.iso
mount /dev/vn0c /usr/mnt

[ yeah, the vnconfig page says a lot about these so if I make a mistake..]


However, if I were you, I'd move the disk onto the other box and connect it
as slave then do something like

mkdir /usr/rootmnt
mkdir /usr/usrmnt

Then

mount /dev/wd1s1a /usr/rootmnt


=2E..something along those lines, and do what I want..

Sorry I am a bit sketch but I hope it gives you the kickstart..



-Wash

--=20
Odhiambo Washington  <wash@wananchi.com>    "The box said 'Requires
Wananchi Online Ltd.  www.wananchi.com      Windows 95, NT, or better,'
Tel: 254 2 313985-9   Fax: 254 2 313922     so I installed FreeBSD."  =20
GSM: 254 72 743 223   GSM: 254 733 744 121  This sig is McQ!  :-)


Painting, n.:
	The art of protecting flat surfaces from the weather, and
exposing them to the critic.
		-- Ambrose Bierce


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