Re: [ADSM-L] DataDomain VTL

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Re: [ADSM-L] DataDomain VTL

2010-01-12 20:20:43

Subject:	Re: [ADSM-L] DataDomain VTL
From:	Nick Laflamme <dplaflamme AT GMAIL DOT COM>
To:	ADSM-L AT VM.MARIST DOT EDU
Date:	Tue, 12 Jan 2010 19:19:06 -0600

On Jan 12, 2010, at 11:27 AM, Kelly Lipp wrote:

> We have a customer that insisted on buying one of these for his TSM 
> environment. Promised 20:1 dedup.  He saw about five to one.  He was in our 
> Level 2 class telling the story.  At the end he said he wouldn't buy it 
> again.  I made him repeat that part of the story...

DataDomain's "Best Practices" guide for TSM tells customers not to let nodes 
compress data. I have to wonder how much compressing the data or not alters the 
dedup ratio. I'm not at all sure that we're going enforce a "no compression" 
policy for our clients.

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