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Date:      Fri, 30 Aug 1996 07:40:59 +0200 (MET DST)
From:      J Wunsch <j@uriah.heep.sax.de>
To:        jmb@freefall.freebsd.org (Jonathan M. Bresler)
Cc:        moos@degnet.baynet.de, questions@FreeBSD.org, freebsd-hackers@FreeBSD.org
Subject:   Re: [Q]: formula for calculating BPI needed
Message-ID:  <199608300540.HAA27769@uriah.heep.sax.de>
In-Reply-To: <199608290016.RAA15559@freefall.freebsd.org> from "Jonathan M. Bresler" at "Aug 28, 96 05:16:52 pm"

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As Jonathan M. Bresler wrote:

> 	trying to use bpi for a DAT tape ;)
> 	bpi is from the days of 9-track tapes.  use B and b instead.
> 
> 	B -- number of dump records
> 	b -- number of kilobytes per dump record.
> 
> 	for a 2GB tape try 500000 40
> 
> 	dump Bbf 500000 40 /dev/rst0 <filesystem>

Are you sure?  I'm under the impression that `B' is always measured in
kilobytes.  This is from experience, not from the man page. :)  (Btw.,
you've got one `0' too much anyway.)

	dump 0uBb 2000000 32 <filesystem>

is what i'm using on DAT.

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)



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