Blocking LDEVs

Before you format or shred a registered LDEV, the LDEV must be blocked.

Use this procedure to block internal and external volumes from any of the following tabs:

• LDEVs tab when you make a selection from Parity Groups.

• LDEVs tab when you select Logical Devices.

• Virtual Volumes tab when you select a Pool.

Before you begin

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

• If you are blocking a DP-VOL whose Capacity Saving is set to Deduplication and Compression, first change the Capacity Saving setting to Disable before blocking the volume.

Procedure

1. Open the LDEVs tab.

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 Volumes, and then select System GUI.

In Device Manager - Storage Navigator:

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

2. Click Logical Devices.

2. If Blocked does not appear in the Status column, use the following steps to block the LDEV.

If Blocked does appear in the column, skip the remaining steps.

3. From the table, select the LDEV ID of the LDEV you want to block.

4. Click More Actions and select Block LDEVs.

5. Note the settings in the Confirm window and enter a unique Task Name or accept the default, and then click Apply.

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