Viewing Formatted Pool Capacity And Pool Usage Rates; Increasing Pool Capacity - Hitachi VSP G1000 User Manual

Procedure
1. In the Explorer pane, click Storage Systems, expand the storage
system tree, and then click Pools.
2. In the Pools table, click the name of the pool for which you want to see
the used capacity.
3. Select the TI Root Volumes tab.
Result
The used pool capacity of each root volume (used capacity of the pool which
has the Thin Image pool type) appears in the Used or Used Pool Capacity
column, depending on your storage system.

Viewing formatted pool capacity and pool usage rates

You can view the progress of rebalancing the pool usage rates among parity
groups using the View Pool Management Status window.
For more information about the formatted pool capacity and pool usage rates,
and the View Pool Management Status window, see the Provisioning
Guide for your storage system.
Procedure
1. In the Explorer pane, click Storage Systems, expand the storage
system tree, and then click Pools.
2. In the Pools window, in the Pools tab, select the check box for the pool
for which you want to view capacity from the list, and then click More
Actions > View Pool Management Status.
3. In the View Pool Management Status window, view the following
items:
Capacity
• Used/Total: The formatted pool capacity.
• Free: The pool usage rate.
4. Click Close.
Related tasks
• Editing the data pool warning threshold

Increasing pool capacity

Adding pool-VOLs to a pool increases, or expands, the pool's capacity. Check
the pool's available capacity and expand the pool as needed.
Use the following formula to calculate the pool capacity:
Pool capacity = Total capacity of pool-VOLs in the pool -
Management area size of the pool-VOL with the system area
Hitachi Thin Image User Guide for Hitachi Virtual Storage Platform G Series and F Series
Monitoring and maintaining Thin Image
on page 181
173