User Manual

Network Video Recorder User Manual
UM NVR v4.xx 111717NA 86
Figure 9-3 Create Array Window
Step 3 Input the array name.
Step 4 Select RAID Level as RAID 0, RAID 1, RAID 5, RAID 6, or RAID 10 as required.
Step 5 Select the physical disks to constitute the array.
Table 9-1 Required Number of HDDs
RAID Level
Required Number of HDD
s
RAID 0
At least 2 HDDs
RAID 1
At least 2 HDDs
RAID 5
At least 3 HDDs
RAID 6
At least 4 HDDs
RAID 10
The number of HDD
s must be an even range
from 4 to 16.
Step 6 Click OK.
Step 7 Optionally, the device will automatically initialize the created array. Go to
Storage > RAID Setup > Array to view the information of the created array.
Figure 9-4 Array List
9.2 Rebuilding an Array
Purpose
The array status includes Functional, Degraded, and Offline. To ensure the high security and
reliability of the data stored in an array, take immediate and proper maintenance of the array
according its status.