HP 3000 Enterprise Virtual Array User Manual
Page 91
3.
Check the disk Node World Wide Name against the error message UUID information recorded
earlier to ensure you have selected the correct disk (
).
4.
Check the disk operational state. If a hard failure has occurred, the operational state should be
Failed. A disk with an impending failure indicates Good status until the condition of the disk
degrades enough to become a hard failure.
5.
Verify that the Requested usage and Actual usage fields display Ungrouped (
).
CAUTION:
Both fields must display Ungrouped before you remove the disk.
If fields display Ungrouped, continue with
. If you must ungroup the disk, continue with the
following step.
NOTE:
If the fields do not display Ungrouped after you attempt to ungroup the disk, contact
your HP-authorized service representative for assistance.
6.
For an impending failure, you must ungroup the disk before you remove it:
NOTE:
You should only ungroup one disk at a time. Before you ungroup a disk, verify that
leveling is not in progress and that sufficient free space is available. After you ungroup
the disk, verify the status of the disk group before continuing. For more information
about leveling and free space, see the HP StorageWorks Enterprise Virtual Array best
practices document.
a. Click Ungroup.
b. Click Ungroup in background.
CAUTION:
When selecting Ungroup in background, a dialog box is displayed indicating the
Operation succeeded. This indicates that the ungroup operation has been initiated.
You can monitor the progress of the ungroup on the Disk Drive Properties window.
c. Click the Disk Drive tab and monitor the ungroup progress. When the ungroup is complete,
continue with the next step.
• If you are running XCS 6.000 or later, monitor the Migration progress field
(
).
• If you are running an earlier version of XCS or any version of VCS, monitor the
Requested usage field and the Actual usage field. Both fields will display Ungrouped
when the process is complete.
NOTE:
The ungrouping process may take up to several hours to complete. The time
depends on the capacity of the disk and the level of storage system activity.
7.
Click Remove to prepare the disk for removal. The status indicators on the disk will begin flashing
to help you locate the disk. You can now remove the disk as described in
HP StorageWorks 3000/5000 Enterprise Virtual Array user guide (VCS 4.xxx)
91