Prerequisites

Based on the Running Status and Data Status of a clone pair, determine whether the secondary LUN can be removed from the clone. Table 2-14 or Table 2-15 lists the requirements for removing a secondary LUN.

Precautions

After a secondary LUN is removed from a clone, the pair relationship between the primary LUN and the secondary LUN is canceled. Therefore, the data on the primary LUN is no longer synchronized to the removed secondary LUN.

Procedure

1. Log in to DeviceManager.
2. Choose Data Protection > Clone.
3. Choose the clone from which you want to remove a clone pair, and choose More > Remove Pair.

   The Remove Pair from Clone xxx dialog box is displayed. (xxx indicates the name of the clone).

4. Remove a clone pair.
   1. In the Added Secondary LUNs area, select the secondary LUN you want to remove.
   2. Click .

      The secondary LUN is moved to the Secondary LUNs to Be Removed area.

   3. Click OK.

      The security alert dialog box is displayed.

5. Confirm the removal of the secondary LUN.
   1. Confirm information in the Warning dialog box carefully and select I have read and understand the consequences associated with performing this operation.
   2. Click OK.

      The Execution Result dialog box is displayed, indicating that the operation succeeded.

   3. Click Close. The clone management page is displayed.