If you are using EBU or RMAN you have to define on the script how many
parallel session do you want to run. This will generate different
sessions, each session will be using 1 tape drive at a time.

You can read about it on the "Using ADSM to backup databases" redbook.


--
Regards
Regards

Malkit Hayun , UDI
Storage Products Manager
IBM Certified Specialist-ADSM
Office: 972-3-9233440
Fax:    972-3-9233441
Mobile: 972-52-834575
Email: malkit AT udi.co DOT il



Vanderlei Pelizer wrote:

> From: Vanderlei Pelizer Pereira on 07/26/99 09:31 AM
>
> I4ve around 300 Gb(Oracle) in disk. My question is:
>  I can Back-Up this Db using simultaneous 4 drives in Library DLT ?
>
> My environment is:
>
> AIX  V4.2
> ADSM V3.2
> Library DLT-HP 4 drives
> Risc - H50
>
> Thanks
>
> Vanderlei Pelizer