If you are doing it to get rid of the dedupe metadata in the database :
that's not going happen.
The dedupe info for the files that are already deduped will remain in the
database for as far as I understand it.

May I ask you what the reason is you are turning of dedupe?

On Fri, Jun 10, 2011 at 9:35 PM, David E Ehresman
<deehre01 AT louisville DOT edu>wrote:

> What happens when I update a stgpool that has DEDUP=YES back to
> DEDUP=NO? Does the dedup data stay deduped and the new data is stored in
> full? Or does TSM invoke a reconstitute process to inflate the data back
> to its original form?
>