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From: "Amir Y. Rosenblatt" <amir@neuron.net>
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Subject: Re: dump/tape problems
To: lutz@muc.de (Lutz Albers)
Date: Mon, 22 Apr 1996 10:53:54 -0400 (EDT)
Cc: jlwest@tseinc.com, freebsd-questions@freefall.freebsd.org
In-Reply-To: <v03006302ad9a6d799b1c@[193.174.4.22]> from "Lutz Albers" at Apr 17, 96 11:45:20 am
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> -On 2.1-stable, we just installed an HP C1533 SCSI 4mm dat. To test the
> -setup, I did a 'find / -depth -print|cpio -ovc > /dev/rst0' and then a 'cpio
> --it < /dev/rst0'. All looked great. However, I'd like to use the dump
> -command. So... I did a 'dump 0uf /dev/rst0 /' and all appears ok, but within
> -3 minutes or so it says 'mount volume 2'. This seems strange to me, as the
> -lowest capacity possible with the drive is 2gb and my entire hard drive is
> -1.6gb (I'm only using about 300mb). What am I doing wrong?
> 
> Hi,
> 
> you didn't told dump how large your tapes are. Look at the density, length
> and blocksize options of dump. I personally use the B option with the
> number of tape blocks (1KByte blocks). Something like
> 	dump u0Bf 100000 /dev/nrst0 /
> BTW, you know that you are using the auto-rewinding device, or ?

I also found that I wasn;t able to do a restore after I dumped a 
filesystem (though I haven't yet tried it with this specific set of 
settings).  I'm also not 100% sure I have the right DIP switch settings.  
Does anyone here know what they might be?

	-Amir