Prerequisites
• Identify the name of the target host, and the global-active device
volumes to unallocate.
• If necessary, back up data on the target volumes.
• Unmount all allocated volumes that you plan to unallocate. An IT
administrator might have to perform this task.
Procedure
1. Select a host OS, then select a host using global-active device volumes
and click Unallocate Volumes.
Tip: If you select specific volumes for the host, Unallocate Volumes will
go directly to the Show Plan window.
2. From the Unallocate Volumes dialog box, verify that the host is correct,
and then select the P-VOL or S-VOL of the global-active device pair, and
select Unallocate global-active device pair simultaneously.
3. Click Show Plan and confirm that the information in the plan summary is
correct. If changes are required, click Back.
4. (Optional) Update the task name and provide a description.
5. (Optional) Expand Schedule to specify the task schedule.
You can schedule the task to run immediately or later. The default setting
is Now. If the task is scheduled to run immediately, you can select View
task status to monitor the task after it is submitted.
6. Click Submit.
If the task is scheduled to run immediately, the process begins.
7. (Optional) Check the progress and result of the task on the Tasks &
Alerts tab. Click the task name to view details of the task.
Result
Unallocated global-active device volumes are added back to the storage
system Open-Unallocated volume list.
Related topics
•
Unallocating individual global-active device volumes on page 5-20
• Discontinuing a global-active device environment on page 5-23
Unallocating individual global-active device volumes
Individual global-active device primary or secondary volumes can be
unallocated.
5-20
Using Hitachi Command Suite to set up global-active device
Hitachi Virtual Storage Platform G1000 Global-Active Device User Guide
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