Thanks. Ran the script and I get something like 1 GB added DB space for
every 100 GB of storage pool savings.

Regards,

Hans Chr.

On Tue, Jul 28, 2015 at 3:27 PM, David Beardsley <db366 AT cornell DOT edu> 
wrote:

> I would recommend reading the below technote and reviewing the provided
> script as delivered by IBM.  We have modified this to fit our environment,
> but it is a good starting point.
>
> http://www-01.ibm.com/support/docview.wss?uid=swg21596944
>
> Thanks
> -Dave
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT vm.marist DOT edu] On Behalf 
> Of
> Hans Christian Riksheim
> Sent: Tuesday, July 28, 2015 9:13 AM
> To: ADSM-L AT vm.marist DOT edu
> Subject: [ADSM-L] Size of dedup tables in DB2
>
> I would like to calculate the savings of doing dedup. DB2 runs on
> expensive flash, the dedup pool on cheap SATA.
>
> Anyone know how to calculate the extra amount of DB space caused by
> deduplication?
>
> Regards,
>
> Hans Chr.
>