Amanda-Users

SV: is amanda the right solution

2009-07-10 10:17:28
Subject: SV: is amanda the right solution
From: "Gunnarsson, Gunnar" <Gunnar.Gunnarsson AT svk DOT se>
To: "'Dustin J. Mitchell'" <dustin AT zmanda DOT com>
Date: Fri, 10 Jul 2009 16:03:34 +0200
Are there any applications adds on being developed ?

We have a need to do some selective archiving e.g. copies of selective 0 dumps 
with or without indexes.

-- GG

-----Ursprungligt meddelande-----
Från: owner-amanda-users AT amanda DOT org [mailto:owner-amanda-users AT amanda 
DOT org] För Dustin J. Mitchell
Skickat: den 7 juli 2009 22:03
Till: Andreas Kuntzagk
Kopia: amanda-users AT amanda DOT org
Ämne: Re: is amanda the right solution

On Wed, Jul 1, 2009 at 9:21 AM, Andreas
Kuntzagk<andreas.kuntzagk AT mdc-berlin DOT de> wrote:
> we have some genome sequencers which produce lots of data. ATM these 
> are stored on 2 big Solaris Fileservers (~34TB each) but in the long 
> term we want to move these to some kind of archive. One idea is to bye 
> a second tape library (we already have one SL24) and write these 
> datasets to tapes. Since these datasets can span more then one tape 
> (upto 3.5 TB) just using tar or dump is not the solution (at least I'm not 
> aware how to do this).
> So can I use amanda for this? I found something about long-term 
> archiving in the faq but it is not to elaborate.

I'm surprised nobody wanted to answer this.

Amanda is really designed around the idea of repeatedly backing up the same 
data, rather than doing one-off dumps.  Folks certainly have cajoled Amanda 
into doing what you describe, through manual configuration (editing the 
disklist all the time).

If you're feeling more motivated, we're to the point where Amanda has the tools 
to do this sort of thing for you -- with a bit of Perl and some studying of the 
Amanda::* POD, you could write an application that takes a stream as input 
(say, a tarball) and write it to tape:

tar -czf - /my/sequences | write-to-tapes SequenceBackupou working 

and still use the usual Amanda recovery tools to read that data (amfetchdump, 
probably -- amrecover would be useless since there are no indices, but I doubt 
you need indices).

If you're interested in working on a script like this, I'll be happy to help.

Dustin

--
Open Source Storage Engineer
http://www.zmanda.com

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