Not really answering your question (sorry), but have you thought about
client side de-dupe and backing up to a TSM instance in your main DC?

For something that small, I'd look to a local TSM server as a last resort.

Steven

On 22 March 2012 16:29, Bob Levad <blevad AT winnebagoind DOT com> wrote:

> Greetings!
>
> I'm looking at building a very small TSM environment to support a remote
> site.
>
> Since there are only a couple of terabytes of data and the change rate
> should be only a few hundred gig per day, what I'm thinking of is a TSM
> server with about 5TB of internal storage for onsite deduped file pools.
>
> For offsite, I want to use bare SATA drives as removable file volumes (not
> deduped).
>
> For the initial proof of concept, I'd use an inexpensive SATA dock with
> 3.5 inch 1TB or 2TB drives for the offsite copy volume and small (100GB or
> so) 2.5 inch drives for the data base backups.
>
> These drives would go offsite in plastic drive sleeves daily and reclaims
> would run from the onsite pools.
>
> I've found a little about using removable file pool volumes, but I wanted
> to run this by the experts to see what others may have tried.
>
> For disaster recovery, it might be nice if all the drives could be mounted
> in an enclosure (I don't think there will be over about a dozen offsite
> volumes) -- Maybe a Promise SAN in JBOD mode or something that can be used
> with bare drives.
>
> Bob
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