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Article View: comp.sys.next.misc
Article #2282

Re: Which DAT Format to Adopt

#2282
From: Paul S. Sears
Date: Fri, 28 Aug 1992 14:36
42 lines
2495 bytes
In article <1992Aug26.220255.4795@fnbc.com> billb@fnbc.com (Bill Burcham)  
writes:
=>I think that I want to buy either an HP 35480A 5(8)Gb, or an Archive  
=>4352XP 2(8)Gb DAT drive for backup purposes.
=>
=>1) What is your experience with the reliability, support of these two  
=>drives.
=>

We use an Archive Python for our NeXT cluster (and to remotely backup Suns,  
HPs, DECs, SGIs, etc) and it has been a dream to use.  My only gripe is about  
the lack of good, quality backup software.  Dump and gnutar just don't always  
cut it...

I have worked with HPs drive (not sure of the model) and it seemed to also be  
a good product.  Pretty reliable.  Not sure how easy it is to use, because we  
were using HPs built in software via Sam to backup...

=>2) Do these use different formats.  If so, then which format would be more  
=>amenable to sharing data with other NeXTs, Suns, or Macs (i.e. which  
=>format is prevalent in the NeXT/Sun/Mac world).

What you need to watch out for is the format of the tape when it is  
compressed, that is if you elect to use compression.  There are 2 or 3  
different compression formats and each vendor supports their own.  A tape that  
was dumped on an HP drive with compression generally cannot be used on an  
Archive drive.  However, if the data is not compressed, then tapes can be  
moved across drives...

=>
=>Any other comments are welcomed -- I'll summarize.
=>--
=>|          Bill Burcham          | "The real world is the place     |
=>|    billb@fnbc.com  (NeXTmail)  |                                  |

--
Paul S. Sears                *  sears@uh.edu (NeXT Mail OK)
The University of Houston    *  suggestions@tree.egr.uh.edu (NeXT
Engineering Computing Center *  comments, complaints, questions)
NeXT System Administration   *  DoD#1967 '83 NightHawk 650SC 
          >>> SSI Diving Certification #755020059 <<<
"Programming is like sex: One mistake and you support it a lifetime."
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From: sears@tree.egr.uh.edu (Paul S. Sears)
Newsgroups: comp.sys.next.misc
Subject: Re: Which DAT Format to Adopt
Message-ID: <1992Aug28.143605.20308@menudo.uh.edu>
Date: 28 Aug 92 14:36:05 GMT
References: <1992Aug26.220255.4795@fnbc.com>
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