Delete External LU Information

Overview

This function deletes the External LU Information.

Use this function after the data migration is complete.

Caution

  • This function must be performed after a Non-disruptive Storage Migration from a storage system other than the ETERNUS storage system to this storage system is complete. Do not use this function if the Non-disruptive Storage Migration has been performed from the ETERNUS storage system to this storage system. If this function is used, the External LU Information is deleted and host access to the migration destination volume becomes unavailable.

  • Before starting this function, stop the host access to the migration destination volume.

  • After this function is performed, the server must be rebooted and the migration destination volume must be re-recognized.

Note

  • This function can be performed regardless of whether the Non-disruptive Storage Migration License has been registered.

  • Performing this function changes the following.

    • The External LU Information (such as the UID, the vendor ID, and the product ID) of the volume is restored to the LU information of the local storage system

    • The value of "UID Mode" in the [Volume] screen is changed from "External" to "Default"

User Privileges

Availability of Executions in the Default Role

Default role Availability of executions
Monitor  
Admin
StorageAdmin
AccountAdmin  
SecurityAdmin  
Maintainer

Refer to "User Roles and Policies" for details on the policies and roles.

Operating Procedures

  1. Select the volume to delete the External LU Information (multiple selections can be made) and click [Delete External LU Info] in [Action].

    → A confirmation screen appears.

    Caution
    • [Delete External LU Info] cannot be clicked under the following conditions:

      • A volume whose "Usage" is "Migration" (or an External Volume before or during a data migration) is selected

      • A volume whose "UID Mode" is not "External" is selected

  2. Click the [OK] button.

    → Deletion of the External LU Information starts.

  3. Click the [Done] button to return to the [Volume] screen.