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Date:      Tue, 07 Nov 2000 01:44:33 +0100
From:      Siegbert Baude <siegbert.baude@gmx.de>
To:        James A Wilde <james.wilde@tbv.se>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: dd to a  smaller disk
Message-ID:  <3A075071.6506569A@gmx.de>
References:  <NEBBLHNJHLFCJGCBFDKIMEFLCCAA.james.wilde@tbv.se>

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Hi James,

> Can I use dd to copy a disk to a smaller disk - in other words, will dd just
> copy the parts of the disk which have data on them and ignore empty disk
> space?
No dd will copy your data byte-wise, without regard if itīs actually data or
just plain garbage.

> I am trying to copy a large - but nearly empty - disk on <whisper> Solaris
> X86 to a smaller disk on the same machine.  I tried the command
> 
> tar clfX - /usr/exclude.lst -C / . |tar xvpf - /mnt

Read the man-page for tar. At the end there are examples how to copy whole
trees.
What I got out of a recent discussion about tar here: Donīt mix switches
preceded with - and ones without them.

Ciao
Siegbert


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