A.Create a system profile for each partition. Assign all needed resources as 'required'.
B.Define all system resources as 'desired' on the Testing partition. Activate only as needed.
C.Create two shared processor pools. Assign the minimal I/O resources required for each partition to the shared pools.
D.Create both partitions with minimal 'required' resources, and optional resources as 'desired'. Activate each partition as necessary.

A.Use Capacity on Demand to add the resources.
B.Use DLPAR to add the resources and select the 'permanent' option.
C.Use DLPAR to add the resources, and change the partition profile.
D.Use an Operating System command to permanently request the resources.