User Manual

DS-7700NI-SP/9000/9600 Series HDVR/NVR User’s Manual
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Note:
The device supports creating at most 8 virtual disks.
Note:
It is recommeded to create one virtual disk of an array.
Rebuilding Array
The working status of array includes Functional, Degraded and Offline. When there is no disk loss in the
array, the working status of array will change to Functional; when the number of lost disks has exceeded
the limit, the working status of array will change to Offline; in other conditions, the working status is
Degraded. When the virtual disk is in Degraded status, you can restore it to Functional by array rebuilding.
Automatically Rebuilding Array
Enable Auto-rebuild can start rebuilding the array automatically with the hot spare disk when the virtual
disk is in Degraded status to ensure the high security and reliability of the data. To set auto-rebuild:
1. Enter the Firmware interface by going to Menu > System Configuration > RAID > Firmware, as
shown in Figure 133.
Figure 133 Firmware Interface
2. Check the Auto-rebuild box to enable auto-rebuild.
Since the hot spare disk is configured and Auto-rebuild function is enabled. The hot spare disk will be
automatically used for array rebuilding when the status of the array is Disk Loss. You can check the
rebuild status by going to Menu > System Configuration > RAID.
1. Select Array tab to view the array rebuilding status.
Figure 134 Array Interface
2. Select Virtual Disk tab to view the virtual disk rebuilding status.
Figure 135 Virtual Disk Interface
Note: