On Fri, May 24, 2013 at 3:02 PM, Timothy J Massey <tmassey AT obscorp DOT com> 
wrote:
>
> (And while I'm thinking of it:  1TB of total space for 500GB of target backup 
> space is... interesting.  I assume you want more than one backup for a 
> time-based history?  (I usually default to between 12 and 16 copies to cover 
> 120 or so days of time.)  Yes, BackupPC has pooling, but I would not want to 
> put in a new solution that has a significant amount less than 50% growth 
> capacity on day one...)

I usually see 30-60% compression, plus some savings from files
duplicated in different locations with subsequent growth only being
the changes over the history you keep.   But, especially with SATA I'd
go with 2 or 3TB since they don't cost much more.

--
   Les Mikesell
     lesmikesell AT gmail DOT com

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