HIKVISION DS-A81024S/192 User Manual

Storage System User Manual
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 If array in storage pool fails, physical volume fails.
3.2.3 Rebuild Array
Purpose:
Rebuilding refers to the process of using a normal HDD or array to virtually replace a failed HDD in a degraded array.
The normal HDD can be hot spare HDD, newly inserted HDD, and so forth.
 During rebuilding process, if the rebuilding HDD fails, the array stays degraded.
 During rebuilding process, if a normal HDD in array fails, the array becomes failed.
 During rebuilding process, if I/O error occurs to the rebuilding HDD, you need to change rebuilding HDD.
3.2.3.1 Rebuild with Hot Spare
Before you start:
Add global, area, or local hot spare HDD or array for array.
Step:
Once the array degraded, hot spare HDD or hot spare array automatically rebuilds the array.
When the degraded array possesses both global and local hot spare, it rebuilds with local hot spare preferentially.
3.2.3.2 Rebuild with Available HDD
Before you start:
Ensure there is at least one available HDD which isn’t included in any array or storage pool.
Steps:
1. Click Maintenance of a degraded array in Array information list.
2. Click Rebuild to pop up Array rebuild interface.
3. Select an Available HDD or Available Array.
4. Click OK to start rebuilding.
3.2.4 Detect Array
Purpose:
You can detect whether the data bit and parity data in an array match or not.
If array in storage pool starts detecting, the physical volume status is detecting.
Steps:
1. Click Maintenance of a degraded array in the array list.
2. Click Detect to start detecting.

HIKVISION DS-A81024S/192 Specifications

General

Brand	HIKVISION
Model	DS-A81024S/192
Category	Storage
Language	English