45641001TH Rev.1
6-12 /
Oki Data CONFIDENTIAL
3. ID=05 and c5
ID
Name
Description
Remarkd
05
Re-allocated Sector
Count
The number of sectors reassigned
This value tends to
increase at HDD
failure.
c5
Current Pending
Sector Count
The number of candidate sectors to be reassigned
This value tends to
increase at HDD
failure.
4. Description of each ID
ID
Name
Meaning
01
Read Error Rate
This attribute is a measure of the read error rate.
02
Throughput Performance
This attribute is a measure of the throughput performance.
03
Spin Up Time
This attribute is a measure of how quickly the drive is able to
spin up from a spun down condition.
04
Spin Start/Stop Count
This attribute is a measure of the total number of spin ups from
a spun down condition.
05
Re-allocated Sector Count
This attribute is a measure of the total number of reallocated
sectors.
07
Seek Error Rate
This is a measure of the seek error rate.
08
Seek Time Performance
This attribute is a measure of a drive’s seek performance during
normal online operations.
09
Power-On Hours
This attribute is a measure of the total time (hours or minutes
depending on disk manufacturer) the drive has been on.
0a
Spin Retry Count
This attribute is a measure of the total number of spin retries.
0c
Power Cycle Count
This attribute is a measure of the number of times the drive has
been turned on.
c0
Power off Retract Count
This attribute is a measure of the total number of emergency
unloads.
c1
Load Cycle Count
This attribute is a measure of the total number of load/unloads.
c2
Temperature
This attribute is a measure of the temperature in the HDD.
c3
ECC On the Fly Count
This attribute is a measure of the total number of the ECC On
the Fly.
c4
Reallocation Event Count
This attribute is a measure of the total number of the reallocation
events.
c5
Current Pending Sector Count
This attribute is a measure of the total number of candidate
sectors to be reallocated.
c6
Off-Line Scan Uncorrectable
Sector Count
This attribute is a measure of the total number of uncorrectable
sectors found during the off-line scan.
c7
Ultra DMA CRC Error Count
(Rate)
This attribute is a measure of the total number of errors found in
data transfer in the Ultra-DMA mode.
c8
Write Error Rate
This attribute is a measure of the write error rate.
Notes:
“Over-range” is displayed if the number of digits acquired from the HDD exceeds the maximum
digits which can be displayed on the control panel; however, this does not indicate an error.