S.m.a.r.t. Information - Thecus N8800SAS User Manual

Thecus n8800sas ip storage server user’s manual
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Bad Block scan
Total Capacity
Disk Power
Management
NOTE

S.M.A.R.T. Information

On the Disks Information screen, the status of each disk will be displayed in the
Status column. Clicking on an OK or Warning link will display the S.M.A.R.T
Information window for that particular disk.
You may also perform disk SMART test, simply to click "Test" to start with (SATA
HDD Only). The result is only for reference and system will not take any action from
its result.
S.M.A.R.T. Information
Item
Tray Number
Model
Power ON Hours
(SATA HDD Only)
Temperature Celsius
Reallocated Sector
Count
(SATA HDD Only)
Failed.
Yes to start scan Bad Block.
Shows the total SATA/SAS hard disk capacity.
The administrator can set the disk to power down after a period of
inactivity. (SATA HDD Only)
When the Status shows
Warning, it usually means there are bad sectors on the
hard disk. It is shown
only as a precaution and you should consider changing the
drives.
SATA HDD
Description
Tray the hard disk is installed in.
Model name of the installed hard disk.
Count of hours in power-on state. The raw value of this attribute
shows total count of hours (or minutes, or seconds, depending on
manufacturer) in power-on state.
The current temperature of the hard disk in degrees Celsius
Count of reallocated sectors. When the hard drive finds a
read/write/verification error, it marks this sector as "reallocated"
and transfers data to a special reserved area (spare area).
This process is also known as remapping and "reallocated" sectors
are called remaps. This is why, on a modern hard disks, you can
not see "bad blocks" while testing the surface - all bad blocks are
hidden in reallocated sectors. However, the more sectors that are
49
SAS HDD

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