We too have had great success with datadomain and vtl.  They have been great 
with after sale support and really very few problems other than the occasional 
disk fail which is to be expected.  Looking forward to additional feedback.  

----- Original Message -----
From: EMC NetWorker discussion <NETWORKER AT LISTSERV.TEMPLE DOT EDU>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU <NETWORKER AT LISTSERV.TEMPLE DOT EDU>
Sent: Thu Sep 02 15:42:32 2010
Subject: Re: [Networker] DataDomain competitors

On 09/02/10 09:19, Mats Atari wrote:
> Hello NetWorker list. 
> 
> I am keen on your advice regarding deduplication devices for NetWorker backup 
> environments. 
> 
> I am all into doing with DataDomain, both VTL and NFS ways. However, not to 
> blindfold myself to much - are there any competitors, which could compare 
> with 
> DataDomain today?
> 

I don't know the market for dedup devices although I have worked with DD
lately and rather like them.

If you want cheap dedup options, there is lessfs on Linux and dedup
within ZFS. No idea how well these work.

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