Veritas-bu

[Veritas-bu] should you move live media to a new pool - th oughtit woudl fail

2006-03-09 01:57:26
Subject: [Veritas-bu] should you move live media to a new pool - th oughtit woudl fail
From: simon.weaver AT astrium.eads DOT net (WEAVER, Simon)
Date: Thu, 9 Mar 2006 06:57:26 -0000
Thanks Monte
The DB is all ok - The main problem was someone made a small error - its no
big deal and the thought of going through a lot of effort to correct a minor
problem was not worth the hassle!

Anyhow, BPEXPDATE has been done :-)
Thank you 

Simon Weaver 
Technical Support 
Windows Domain Administrator 

EADS Astrium 
Tel: 02392-708598 

Email: Simon.Weaver AT Astrium.eads DOT net 



-----Original Message-----
From: Ambrose, Monte [mailto:mambrose AT qualcomm DOT com] 
Sent: 07 March 2006 17:21
To: WEAVER, Simon; dave.markham AT fjserv DOT net
Cc: veritas-bu AT mailman.eng.auburn DOT edu
Subject: RE: [Veritas-bu] should you move live media to a new pool -
thoughtit woudl fail


I probably would not bother for this particular instance, however validating
the catalog using NBCC is not a bad thing to do.  In the past I have done
this at many accounts and have fixed many problems that would have resulted
in the following:

Lost data:  Usually catalog images that do not have an associated volDB
entry or the entry is unassigned.  NBU will reuse the tape and overwrite it
if the tape finds it's way back into a library.

Difficult restore:  No mediaDB entry.  Confuses NBU when it tries to
reference the mediaDB pointed to by the image database

Errors filling up log files.  This can make it harder to find real problems.

Image catalog not cleaning up expired images completely due to
inconsistencies - Causes the catalog to continue to grow with no cleanup

Tapes not getting cleaned up after expiration - Therefore the tape cannot be
re-used.  This occurs when there is a voldB and mediaDB mismatch.

Probably other items I am forgetting about and even scarier things I don't
know about.

Monte

-----Original Message-----
From: WEAVER, Simon [mailto:simon.weaver AT astrium.eads DOT net] 
Sent: Monday, March 06, 2006 10:58 PM
To: Ambrose, Monte; dave.markham AT fjserv DOT net
Cc: veritas-bu AT mailman.eng.auburn DOT edu
Subject: RE: [Veritas-bu] should you move live media to a new pool -
thoughtit woudl fail


Monte
But why bother?? That's a lot of effort to move tapes - they may as well
stay where they are, and increase the expiry time :-)

I just wanted to be sure there was no "easy" method to do this! Thanks

Simon Weaver 
Technical Support 
Windows Domain Administrator 

EADS Astrium 
Tel: 02392-708598 

Email: Simon.Weaver AT Astrium.eads DOT net 



-----Original Message-----
From: Ambrose, Monte [mailto:mambrose AT qualcomm DOT com] 
Sent: 06 March 2006 18:20
To: WEAVER, Simon; dave.markham AT fjserv DOT net
Cc: veritas-bu AT mailman.eng.auburn DOT edu
Subject: RE: [Veritas-bu] should you move live media to a new pool -
thoughtit woudl fail


Actually

You can completely move a media to a new pool.  You would need to involve
VERITAS tech support or consulting since the mediaDB entry must be deleted
and the only way to add it back is to use engineering tools that tech
support and consulting will not give out (NBCC - NetBackup
Catalog Check and mediadbadd).   VERITAS consulting has a great service
that will use NBCC to validate all of your catalogs, do any moves and
clean up any inconsistencies.   

As mentioned before you would also need to unassign the media, move to a new
pool and then reassign the media. 

Monte 

-----Original Message-----
From: veritas-bu-admin AT mailman.eng.auburn DOT edu
[mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] On Behalf Of WEAVER, 
Simon
Sent: Monday, March 06, 2006 6:00 AM
To: 'dave.markham AT fjserv DOT net'
Cc: 'veritas-bu AT mailman.eng.auburn DOT edu'
Subject: RE: [Veritas-bu] should you move live media to a new pool -
thoughtit woudl fail


Dave
That is EXACTLY what I told them!! (people who know better!!)

Sure this was the case, but my understanding is this:

1) When a Media ID (or volume if you want to call it that) is assigned to a
Volume Pool, its stuck there
2) The Volume will STAY here until its expired or manually expired or
deassigned
3) There are valid images on the media - trying to deassign could lose them
(or cause issues)
4) Should plan better when using Volume Poole

Any comments welcome

Simon Weaver 
Technical Support 
Windows Domain Administrator 

EADS Astrium 
Tel: 02392-708598 

Email: Simon.Weaver AT Astrium.eads DOT net 



-----Original Message-----
From: Dave Markham [mailto:dave.markham AT fjserv DOT net] 
Sent: 06 March 2006 13:56
To: WEAVER, Simon
Cc: 'veritas-bu AT mailman.eng.auburn DOT edu'
Subject: Re: [Veritas-bu] should you move live media to a new pool -
thoughtit woudl fail


I don't think you can change volume pools of a tape if it has images on it.
It normally needs to be expired first, which of course will mean it can be
re-used.

Dave

WEAVER, Simon wrote:
> Hi
> Could I get clarification? If I ran a Month end backup with a 1 year 
> retention, but it accidently directed into a wrong volume pool, am I 
> right in saying it cannot be moved?
>  
> I thought if you deassigned a media ID from a volume, Netbackup would 
> forget about it and treat it as a new tape?? Clarification please if 
> you could :-) Thanks
>  
>
> *Simon Weaver*
> *Technical Support*
> *Windows Domain Administrator*
>
> */EADS Astrium/*
> */Tel: 02392-708598/*
>
> *Email: Simon.Weaver AT Astrium.eads DOT net*
>
>  
> This email is for the intended addressee only.
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> EADS Astrium Limited in any contract or obligation.
>
> EADS Astrium Limited, Registered in England and Wales No. 2449259 
> Registered Office: Gunnels Wood Road, Stevenage, Hertfordshire, SG1 
> 2AS, England
>

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Office: Gunnels Wood Road, Stevenage, Hertfordshire, SG1 2AS, England
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contract or obligation.

EADS Astrium Limited, Registered in England and Wales No. 2449259 Registered
Office: Gunnels Wood Road, Stevenage, Hertfordshire, SG1 2AS, England

This email is for the intended addressee only.
If you have received it in error then you must not use, retain, disseminate or 
otherwise deal with it.
Please notify the sender by return email.
The views of the author may not necessarily constitute the views of EADS 
Astrium Limited.
Nothing in this email shall bind EADS Astrium Limited in any contract or 
obligation.

EADS Astrium Limited, Registered in England and Wales No. 2449259
Registered Office: Gunnels Wood Road, Stevenage, Hertfordshire, SG1 2AS, England

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