ADSM-L

Re: [ADSM-L] TSM and VTL Deduplication

2014-06-12 10:57:17
Subject: Re: [ADSM-L] TSM and VTL Deduplication
From: "Gee, Norman" <Norman.Gee AT LC.CA DOT GOV>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Thu, 12 Jun 2014 14:55:29 +0000
Be prepare for your database size to double or triple if you are using TSM 
deduplication.

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Prather, Wanda
Sent: Thursday, June 12, 2014 7:15 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: TSM and VTL Deduplication

And if you are on the licensing-by-TB model, when it gets un-deduped (reduped, 
rehydrated, whatever), your costs go up!

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of 
Dan Haufer
Sent: Thursday, June 12, 2014 9:48 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] TSM and VTL Deduplication

Understood. Thanks !

--------------------------------------------
On Thu, 6/12/14, Ehresman,David E. <deehre01 AT LOUISVILLE DOT EDU> wrote:

 Subject: Re: [ADSM-L] TSM and VTL Deduplication
 To: ADSM-L AT VM.MARIST DOT EDU
 Date: Thursday, June 12, 2014, 5:33 AM

 If TSM moves data from a
 (disk) dedup pool to tape, TSM has to un-dedup the data as  it reads it