From owner-freebsd-hackers  Fri Mar 28 21:52:33 1997
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Date: Fri, 28 Mar 1997 23:46:45 -0600 (CST)
From: "Kenneth P. Stox" <ken@stox.sa.enteract.com>
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To: Darren Reed <avalon@coombs.anu.edu.au>
cc: der Mouse <mouse@Rodents.Montreal.QC.CA>, cgd@cs.cmu.edu,
        darrenr@cyber.com.au, hackers@FreeBSD.org, port-i386@netbsd.org
Subject: Re: Dilemma. how to store DOS directories ?
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On Sat, 29 Mar 1997, Darren Reed wrote:

> If I recall correctly, on exabyte, EOF markers are "1MB" in size (although
> newer tape formats aren't quite so braindead).  So more files on the tape
> means less space for real data.  When ypu're backing up in excess of 100,000
> files onto the one tape, it makes a difference.

That was true of the original 8200 format. Later formats used on the 8500
series offered two sizes of tape mark. The long mark, and a short mark
which chews up some 128k. I don't know off hand what the Mammoths are
doing.

-Ken