Administrator Guide

4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select a disk and click Release Disk.
The Release Disks dialog box opens.
6. Schedule a RAID rebalance.
● To start a RAID rebalance after releasing the disk, select Perform RAID rebalance immediately.
● To schedule a RAID rebalance, select Schedule RAID rebalance then select a date and time.
7. To skip the RAID rebalance, select I will start RAID rebalance later.
8. Click OK.
Cancel Releasing a Disk
After releasing a disk, the data remains on the disk until the RAID rebalance is complete. Cancel releasing a disk if the RAID
rebalance has not completed and the data is still on the disk. Canceling the release reassigns the disk to the disk folder to which
it was previously assigned.
Steps
1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of
Unisphere Central.
2. From the
SYSTEM menu, click Hardware.
The Hardware view is displayed.
3. Click the System tab.
4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select a disk marked for release and click Cancel Release Disk.
The Cancel Release Disks dialog box opens.
6. Click OK.
Delete a Disk
Deleting a disk removes that disk object from Unisphere. Before deleting the disk object, you must release the disk, moving the
data off the disk.
Prerequisites
● The disk failed and it does not have any allocated blocks.
● The disk was removed from the enclosure.
● If the disk was in an enclosure that has been removed, that enclosure object must be deleted first.
Steps
1. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of
Unisphere Central.
2. From the
SYSTEM menu, click Hardware.
The Hardware view is displayed.
3. Click the System tab.
4. In the System tab navigation pane, expand the Storage Center and select Disks.
The Disks view is displayed.
5. In the disks table, select the disk and click (Delete).
The Delete Disks dialog box opens.
6. Click Yes.
Storage Center Maintenance
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