HP Raining DataCorp. mvEnterprise - Manual (Page 54)

6. Type the Logical volume NAME . (Suggested; mvelv000, where
mvelv is the mvEnterprise logical volume, 00 refers to the volume
group, and 0 represents the first logical volume in that volume
group.) The name, which was, entered displays.
7. Type the Number of LOGICAL PARTITIONS . This number,
multiplied by the size of the logical partition, equals the size of the
logical volume (as seen in the following screen). It also must be less
than or equal to the maximum number of logical partitions (see Step
11).
8. Advance to the PHYSICAL VOLUME names field, and press the List
key.
9. Indicate the name of the appropriate physical volume by pressing the
Select key.
10. Press the Enter key to confirm the selection.
11. Advance to the Logical volume TYPE field, type jfs (journaled file
system).
Page 52 mvEnterprise Release 4.1 on AIX Installation Guide