Newsgroups: comp.unix.i386,comp.sys.att
Path: utzoo!sq!bud
From: bud@sq.sq.com (Bud Greasley)
Subject: Re: 60 MB Tapes (was Re: AT&T 630 "dmd"... )
Message-ID: <1989Aug2.185327.6138@sq.sq.com>
Keywords: 5620 630 dmd 6386E
Reply-To: bud@sq.com (Bud Greasley)
Organization: SoftQuad Inc., Toronto
References: <2708@cbnewsh.ATT.COM> <9705@alice.UUCP> <15521@watdragon.waterloo.edu>
Distribution: na
Date: Wed, 2 Aug 89 18:53:27 GMT

In article <15521@watdragon.waterloo.edu> hjespersen@trillium.waterloo.edu (Hans Jespersen) writes:
>In article <9705@alice.UUCP> debra@alice.UUCP () writes:
>>In article <2708@cbnewsh.ATT.COM> mrb1@cbnewsh.ATT.COM (maurice.r.baker) writes:
>>>	Can I read a cartridge tape written on a 3B2/600 with my 6386's
>>>	streaming tape unit (official AT&T issue) known as /dev/rmt/c0s0 ?
>>>	Any suggestions on smoothing the way here ?  'cpio' seems like a
>>>	likely candidate.
>>
>>Nope, I tried that. The 3B series use a different format.
>>Tapes must be formatted first, and then one can create file systems on them
>>or use a special cpio and such.
>
>Are you sure about this? I think you are mixing up the 60 MB tapes with
>the older 23 MB tapes ( from the 3B2/400 or XM ). To my knowledge the
>23 MB tapes were the only cartridge tapes that needed to be formatted
>ahead of time. I KNOW that I have written a 60 MB tape on a 3B2/600
>and read it successfully on a 6386. In fact, it was the first thing I
>tried once I got my hands on a tape drive for the 6386. ( this was using
>cpio )
>
>-- 
>Hans Jespersen
>hjespersen@trillium.waterloo.edu
>uunet!watmath!trillium!hjespersen

Carefull here! Unless you have patched the tape controller on your 6386
(Fix #81) with new ROMs, you will not be able to read 6386 written tapes
on your 3B2/{5,6,7,10}00, Sun, etc.

Bud Greasley
SoftQuad Inc.
bud@sq.com