>> My question is should I destroy all the individual devices and lump 
>> the devices into one large pool so that the entire night's backup is 
>> written as quickly as possible (then migrated), or should 
>things stay 
>> the same?
>
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On 
Behalf Of Thomas Denier
>When you run migration from a single disk storage pool there 
>is, as far as I know, no way to direct data from different 
>client nodes to different tape storage pools. This design 
>limitation seems to be the main reason TSM installations end 
>up with multiple disk storage pools.

That is correct. The only way to get data into separate tape pools is to
separate it at the disk level. Many TSM installations use this fact to
create a collocated tape pool and an associated disk pool.

--
Mark Stapleton (stapleton AT berbee DOT com)
Berbee Information Networks
Office 262.521.5627