I'd suggest you research this option & compare it to instant archive to
see which works better in individual cases.  The most common case will
stick to the existing techniques.

Steffan

Joshua Bassi wrote:
>
> Julie,
>
> One of the biggest performance benefits TSM (I know, I know) will
> provide over ADSM is the logical volume backup support.  With this
> feature you will be able to back at the logical volume level and not
> the file level.  This will be much faster than the regular file level
> backup because the entire logical volume will be backed up as one
> image to TSM.  We can then use our regular file level backups to
> backup any changed file within the logical volumes.  Upon restore
> it will be a more traditional restore: restoring the "full backup"
> (logical volume level) then restoring the "incremental" the changed
> flat files.
>
> There are several other performance enhancements but this one is
> one of the better ones.
>
> Joshua S. Bassi
> Storage Management Team Lead
> Dickens Services Group
> jbassi AT gloryworks DOT com
> (404) 386-9848
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
> Julie Phinney
> Sent: Friday, October 08, 1999 10:49 PM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Tivoli Storage Manager 3.7
>
> My manager has heard 8:1 performance improvements are reported with TSM 3.7
> over ADSM    (sorry, I must abbreviate).
> I assume this is due to a combination of improvements.. including Adaptive
> Differencing technology.
>
> Does anyone know,  does the bulk of performance improvements happen in the
> server?
> Must I upgrade both client and server  to see the improvement?
> I'm sure the powers that be, here,  will want to see this performance
> improvement as quickly  as possible  : )
> I want to tell them what to expect...  some improvement with just a server
> upgrade    or what.
>
> Is anyone using the TSM 3.7  S/390 Edition,  having replaced your ADSM/MVS
> server?
> Is there an upgrade fee?    Is the code available to download?
> Any trouble with it?
>
> Thanks  once again, very much.
> Julie