Tape dumping programs for Unix/Linux...

From: Carl Lowenstein <cdl_at_proxima.ucsd.edu>
Date: Fri May 3 02:27:19 2002

> From: Raymond Moyers <rmoyers_at_nop.org>
> To: classiccmp_at_classiccmp.org
> Subject: Re: Tape dumping programs for Unix/Linux...
> Date: Thu, 2 May 2002 11:25:19 -0500
> In-Reply-To: <5.0.0.25.0.20020502090947.02f88e30_at_pc>
>
>
> > At 02:01 AM 5/2/2002 -0700, Ethan Dicks wrote:
> >I can use dd to slurp
> >stuff off of tape, but it's tedious. What tools are people using for
> >tape archiving under Linux or Solaris? AIX seems to come with "tcopy"
> >that essentially pulls everything off the tape until logical or physical
> >EOT. I'm looking for something similar - point it at the drive and
> >siphon it on down.
>
> Whats wrong with cat ?
>
> use the /dev/nst0 device, its the one that dont rewind
> ( use mt commands for that kind of stuff )
>
> cat /dev/nst0 > file1.tap
> cat /dev/nst0 > file2.tap
>
> and so on

You have just thrown away all of the data structure on the tape.
No more clues about block lengths, file marks, etc.

Some original software is going to need that information to work
properly with whatever else is on the tape.

    carl
-- 
        carl lowenstein   marine physical lab   u.c. san diego
                                          clowenstein_at_ucsd.edu
Received on Fri May 03 2002 - 02:27:19 BST

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