What are two considerations when a customer migrates IBM Tivoli Storage Manager (TSM) from
V5.5 to V6.2? (Choose two.)

A.
duplicate the size of active data storage pools

B.
add 30% more space to primary disk storage pools

C.
enable write cache in the database disk subsystem

D.
use different HBAs for the disk assigned to the recovery log and database

E.
plan for 33% to 50% more than the space that is used by the TSM V5.5 database

Explanation: