If you specify SETSYS RECALL(ANYSTORAGEVOLUME(UNLIKE)) or SETSYS RECALL(PRIVATEVOLUME(UNLIKE)), the candidate list contains all eligible volumes with available space in the following order:

1. Volumes with like attributes sorted by the most available free space.
2. Volumes with unlike attributes sorted in the following order:
   1. Volumes with matching backup attributes and nonmatching space management attributes sorted by the most available free space.
   2. Volumes with nonmatching backup attributes sorted by the most available free space.