LDEV ID

Displays the combination of the LDKC, CU, and LDEV.

LDEV Name

Displays the LDEV name.

Parity Group ID

Displays the parity group ID.

Usable Capacity

Displays available capacity of page boundaries in a pool-VOL by the specified unit. For the pool-VOL with system area, the displayed capacity does not include the capacity of the management area.

External LDEV Tier Rank

Displays the tier rank of the external volume.

Change

Changes the tier rank of the selected pool-VOL to High, Middle, or Low.