Veritas-bu

[Veritas-bu] are vertias netbackup tapes readable using unix utilities

2001-03-05 12:04:48
Subject: [Veritas-bu] are vertias netbackup tapes readable using unix utilities
From: Rasana Atreya rasana_atreya AT hotmail DOT com
Date: Mon, 05 Mar 2001 09:04:48 -0800
Actually there is a Tech Note on Veritas' Web site detailing the steps to do 
this.


>From: Bob Bakh <bbakh AT veritas DOT com>
>To: "Harold Skelly Jr." <hskelly AT colltech DOT com>, hibud AT hotmail DOT com
>CC: veritas-bu AT mailman.eng.auburn DOT edu
>Subject: RE: [Veritas-bu] are vertias netbackup tapes readable using unix 
>utilities
>Date: Sun, 4 Mar 2001 23:48:56 -0800
>
>Also the NT tapes are essentially in a GNU tar format, so you can read it 
>on
>a UNIX box as well, so long as it's not MultiPlexed.
>
>Now the big thing when you go to read a tape by hand is to use the no 
>rewind
>device.
>
>/dev/rmt/0cbn for instance instead of /dev/rmt/0cb  this will save you a
>bunch of headaches.
>
>If you look in the trouble shooting guide there should be some reference on
>how to do this.  You need to fsf past the header and the you will find the
>image.
>
>Now if it is an ORACLE, Sybase, Informix, SQL, SAP, Exchange, or Lotus 
>Notes
>backup you can not read them with Tar, only the file backups not any of the
>extension backups.
>
>Hope this helps,
>
>Bob
>
>-----Original Message-----
>From: Harold Skelly Jr. [mailto:hskelly AT colltech DOT com]
>Sent: Sunday, March 04, 2001 10:34 PM
>To: hibud AT hotmail DOT com
>Cc: veritas-bu AT mailman.eng.auburn DOT edu
>Subject: Re: [Veritas-bu] are vertias netbackup tapes readable using
>unix utilities
>
>
>To add to Steve's reply, there is also the caveat that you must not
>be multiplexing backup streams onto a tape.  The blocks are interleaved
>such that the GNU Tar utility cannot read it.  This also supposes you know
>which file on the tape contains the image (unless you are willing to
>list out each file separately).
>
>Good luck,
>Hal
>
>"ray ray asserts: "
>=]
>=] Question: Is it possible to read backup tapes made with Veritas 
>NetBackup
>
>=] using standard bakcup utilities. I have read on many sites that this can
>be
>=] done, but have not been able to find any methodology to do the same.
>Please
>=] advise how in an event that I do not have NetBackup(eg. my system
>crashed),
>=] can i use the backup on a tape to do a restore?
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>
>
>--
>==============================================================
>    \ \                        |
>   \ \ \                       | Hal Skelly, consultant
>  \ \ * *                      | Solaris, Backup, Storage Management
>\ \ *                          |
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>  \*                           | (619) 218-2291 (cell)
>   *                           | http://www.colltech.com
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