Data Guard (Local Backup) - Thecus N2800 User Manual

Current Pending
Sector
Test Type
Test Result
Test Time
NOTE
Bad Block Scan
On the Disk Information screen, select a disk then click on "Detect Bad Block" to
perform bad block scan of the associated disk. The result is only for reference and
the system will not take any action from its results.
The bad block scan can be terminated by clicking on "Stop Detect Bad Block".
Data Guard
(Local Backup)
The Thecus product provides complete backup solution between Thecus NAS
systems as well as between folders of local systems. For remote data guard backup,
please refer to chapter 4, Data Guard (Remote backup).
more) can be noticed in disk read/write speeds.
Current count of unstable sectors (waiting for remapping). The
raw value of this attribute indicates the total number of sectors
waiting for remapping. Later, when some of these sectors are
read successfully, the value is decreased. If errors still occur
when reading sectors, the hard drive will try to restore the data,
transfer it to the reserved disk area (spare area), and mark this
sector as remapped. If this attribute value remains at zero, it
indicates that the quality of the corresponding surface area is low.
Set short or long time to test.
Result of the test.
Total time of the test.
If the Reallocated Sector Count > 32 or the Current Pending Sector of a hard
disk drive > 0 , the status of the disk will show "Warning". This warning is only
used to alert the system administrator that there are bad sectors on the disk,
and they should replace those disks as soon as possible.
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