*BSD News Article 46765


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From: niek@knoware.nl (Niek Rijnbout)
Newsgroups: comp.unix.bsd.bsdi.misc
Subject: Re: Tape Backup Problems *please help*
Date: Thu, 13 Jul 1995 17:18:51 GMT
Organization: Knoware
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Message-ID: <3u3kho$81q@news.knoware.nl>
References: <3tdbbg$fcl@gaia.ucs.orst.edu>
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millerj@OES.ORST.EDU (James Miller) wrote:
Yes, these are all wrong
>dump 0ufd 400000 /dev/rst0 /usr
>dump 0ufd400000 /dev/rst0 /usr
>dump 0uf /dev/rst0 d 400000 /usr
>dump 0uf /dev/rst0 d400000 /usr
>dump 0uf /dev/rst0 /usr d 400000 
>dump 0uf /dev/rst0 /usr d400000 

You have to keep the options and parameters in the same order. If you
specify fd you should give the parameters /dev/rst0 4000000.

So: dump 0ufd /dev/rst0 400000 /usr
or dump 0udf 40000000 /dev/rst0 /usr

By the way, I seem to remember reading in the bsd faq that setting
densitys on dat tapes can make the tape unreadable. Try using the B
option instead (blocksize) and specify 4000000 (4 meg 1K blocks = 4GB)

Niek