Bad Sector Detection; Raid - Interlogix TruVision 21 User Manual

Chapter 15: Storage management

Bad sector detection

You can improve the performance of your HDDs by ensuring that they have no bad
sectors. Bad sectors can slow down an HDD when reading or writing data, for example.
Figure 34: Bad sector detection window
To detect bad sectors:
1. From the menu toolbar, click
2. Select the HDD you want to test.
3. Select whether you want to do a key area detection or a full detection, and click
Detect.
4. The system checks the HDD. The color-coded result is displayed on screen. If there
are bad sectors found, click
5. If required, click
6. Click Exit to return to live view.

RAID

RAID is data storage technology. It combines multiple disk drives into a single logical
unit for the purposes of data redundancy or performance improvement.
110
Storage Management
Error Info
Pause to pause the test or
> Bad Sector
to see a list of the errors found.
Cancel to cancel it.
Detection.
TruVision NVR 21 (SP) User Manual