Hp XP P9500 Storage User Manual download pdf (Page 114)

Decreasing pool capacity

1. In the Remote Web Console main window, in the Storage Systems tree, select Pool.

The pool name appears below Pool.

2. Select the pool containing the pool-VOLs to be deleted.

3. From the Pool volumes, select the pool-VOL to be deleted.

Select multiple pool-VOLs using the Shift key (if the pool-VOLs are adjacent), or using the Ctrl

key (if the pool-VOLs are not adjacent).

You cannot delete pool-VOLs whose Shrinkable is not applied.

4. Click Shrink Pool.

The Shrink Pool window opens.

The details of Before Shrinking and After Shrinking, including the pool capacity, the used

pool capacity and the free pool capacity, appears in Predicted Result of Shrinking.

5. In the Confirm window, confirm the settings, in Task Name type a unique name for this task

or accept the default, and then click Apply.

If Go to tasks window for status is checked, the Tasks window opens.

Stopping decreasing pool capacity

1. In the Remote Web Console main window, in the Storage Systems tree, select Pool.

2. From the Pools, select the pool for which you want to stop decreasing pool capacity.

Select multiple pools using the Shift key (if the pools are adjacent), or using the Ctrl key (if the

pools are not adjacent).

3. Click Stop Shrinking Pool.

The Stop Shrinking Pool window opens.

4. In the Confirm window, confirm the settings, in Task Name type a unique name for this task

or accept the default, and then click Apply.

If Go to tasks window for status is checked, the Tasks window opens.

Deleting a tier in a pool

To delete the tier in a pool, you must delete all the pool-VOLs in the tier to be deleted.

Information about the pool-VOL to be deleted is available in the Tier Properties window.

If you delete a pool, its pool-VOLs (LDEVs) will be blocked. If they are blocked, format them before

using them.

You cannot delete the pool-VOL when:

• Creating the pool.

• Deleting the pool.

• Increasing the pool capacity.

• Decreasing the pool capacity.

• Restoring the pool.

• Stopping decreasing the pool capacity.

• Changing the threshold.

• Initializing the pool capacity.

114 Configuring thin provisioning

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Hp XP P9500 Storage User Manual Page 114