NEC Storage M100 Series User Manual page 195

User Guide
Parameter
List
View
Pool list
Enable the copy back mode
Perform the following steps to bind a hot spare:
1. Select one or more physical disks for hot spare binding.
2. Click Set to display the confirmation dialog box.
3. Click Yes to perform hot spare binding.
Release 6.0
Description
By default, the List view is displayed. The List view displays
a list of physical disks available to bind a spare. Select the
specified check box of the physical disk for which hot spare
will be bound.
Click this tab for the visual display of physical disks
available to bind a spare. Select the specified check box of
the physical disk for which hot spare will be bound.
Select a physical disk to create a hot spare.
When you select the physical disk for hot spare binding,
Enabled is displayed under the Enable Hot Spare field of
the Pool list. Pools that are enabled by a newly bound hot
spare are shown in bold letters.
Select this option to enable copy back mode.
When a faulty disk is replaced by a new disk, copy back
mode automatically copies back the data to the new disk.
 For slots having no physical disks, the slot names and check boxes
are grayed out in the visual display, and the slots are not listed in the
list display.
 For physical disks for which a pool has been bound, the check boxes
are grayed out in the visual display, and the disks are not listed in the
list display.
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Chapter 6 Initializing a Disk Array (iSCSI)