Networker

Re: [Networker] de-duplication

2008-11-06 10:45:09
Subject: Re: [Networker] de-duplication
From: David Dulek <ddulek AT FASTENAL DOT COM>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Thu, 6 Nov 2008 09:42:55 -0600
There are rumors that this will be resolved soon but I don't know how
much to believe rumors.  EMC could jump in here, they do monitor this
list, but they probably won't to avoid committing to anything.

On Thu, 2008-11-06 at 09:07 -0500, brerrabbit wrote:
> Francis Swasey wrote:
> > On 11/5/08 12:42 AM, tkimball wrote:
> > 
> > Datadomain also plays in this space -- We have used their equipment for 
> > several years now.  The one gotcha with dedup is that you must write 
> > your own scripts if you want to implement staging.  Because of the 
> > de-dup process, moving a 1TB saveset off the aftd to another medium will 
> > not (or at least shouldn't) free up 1TB of space on the de-dup 
> > appliance.  I've asked EMC if their Avamar based de-dup product has 
> > solved that issue -- no answer yet.
> > 
> > 
> 
> 
> Frank, the answer to your question about the Avamar is "no", because other 
> than replicating to another Avamar unit, there is no way to move or copy the 
> data once it lands on the Avamar server.  The entire architecture is designed 
> to put it on disk, replicate it to a separate unit over IP, and leave it 
> alone until it expires.  Before EMC bought them, I know of at least two 
> approaches that Avamar (the company) was trying to float to address the need 
> to get the backed-up data on to other media, but both are deprecated or 
> unavailable as of the current version (4.x)
> 
> HTH
> --brerabbit
> 
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