Enabling and disabling the DP-VOL protection function options

Use this procedure to enable or disable the DP-VOL protection function options on an existing pool. The DP-VOL protection function options are:

• Protect V-VOLs when I/O fails to Full Pool: Enable this option to protect the DP-VOLs using the pool from read and write requests when the pool usage reaches the full size.

• Protect V-VOLs when I/O fails to Blocked Pool VOL: Enable this option to protect the DP-VOLs using the pool from read and write requests when the pool-VOL is blocked.

Before you begin

• The Storage Administrator (Provisioning) role is required to perform this task.

• The pool must meet all of the following conditions:

• Data Retention Utility is installed.

• The pool type is Dynamic Provisioning, Dynamic Tiering with Multi-Tier Pool enabled, or Active Flash.

Procedure

1. Open the Pools window.

In Command Suite:

1. On the Resources tab, click Storage Systems, and then expand All Storage Systems and the target storage system.

2. Right-click DP Pools, and then select System GUI.

In Device Manager - Storage Navigator:

1. Click Storage Systems, and then expand the Storage Systems tree.

2. Click Pools.

2. In the Pools table, select the pool for which you want to enable or disable the DP-VOL protection function options.

3. Click More Actions, and select Edit Pools.

4. In the Edit Pools window, select the desired options for Protect V-VOLs when I/O fails to Blocked Pool VOL and Protect V-VOLs when I/O fails to Full Pool.

5. Click Finish on the Edit Pools window.

The Confirm window opens.

6. In the Task Name text box, type a unique name for the task or accept the default.

You can enter up to 32 ASCII characters and symbols, with the exception of: \ / : , ; * ? " < > |. The value "date-window name" is entered by default.

7. Click Apply.

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