ID |
Name of attribute |
Description |
1 |
Raw Read Error Rate |
Frequency of errors appearance while reading RAW data from a disk |
2 |
Throughput Performance |
The average efficiency of hard disk |
3 |
Spin Up Time |
Time needed by spindle to spin-up |
4 |
Start/Stop Count |
Number of start/stop cycles of spindle |
5 |
Reallocated Sector Count |
Quantity of remapped sectors |
6 |
Read Channel Margin |
Reserve of channel while reading |
7 |
Seek Error Rate |
Frequency of errors appearance while positioning |
8 |
Seek Time Performance |
The average efficiency of operations while positioning |
9 |
Power-On Hours Count |
Quantity of elapsed hours in the switched-on state |
10 |
Spin-up Retry Count |
Number of attempts to start a spindle of a disk |
11 |
Calibration Retry Count |
Number of attempts to calibrate a drive |
12 |
Power Cycle Count |
Number of complete start/stop cycles of hard disk |
13 |
Soft Read Error Rate |
Frequency of "program" errors appearance while reading data from a disk |
191 |
G-Sense Error Rate |
Frequency of mistakes appearance as a result of impact loads |
192 |
Power-Off Retract Cycle |
Number of the fixed 'turning off drive' cycles (Fujitsu: Emergency Retract Cycle Count) |
193 |
Load/Unload Cycle Count |
Number of cycles into Landing Zone position |
194 |
HDA Temperature |
Temperature of a Hard Disk Assembly |
195 |
Hardware ECC Recovered |
Frequency of the on the fly errors (Fujitsu: ECC On The Fly Count) |
196 |
Reallocated Event Count |
Quantity of remapping operations |
197 |
Current Pending Sector Count |
Current quantity of unstable sectors (waiting for remapping) |
198 |
Off-line Scan Uncorrectable Count |
Quantity of uncorrected errors |
199 |
UltraDMA CRC Error Rate |
Total quantity of errors CRC during UltraDMA mode |
200 |
Write Error Rate
|
Frequency of errors appearance while recording data into disk (Western Digital: Multi Zone Error Rate) |
201 |
Soft Read Error Rate |
Frequency of the off track errors (Maxtor: Off Track Errors) |
202 |
Data Address Mark Errors |
Frequency of the Data Address Mark errors |
203 |
Run Out Cancel |
Frequency of the ECC errors (Maxtor: ECC Errors) |
204 |
Soft ECC Correction |
Quantity of errors corrected by software ECC |
205 |
Thermal Asperity Rate |
Frequency of the thermal asperity errors |
206 |
Flying Height |
The height of the disk heads above the disk surface |
207 |
Spin High Current |
Quantity of used high current to spin up drive |
208 |
Spin Buzz |
Quantity of used buzz routines to spin up drive |
209 |
Offline Seek Performance |
Drive's seek performance during offline operations |
220 |
Disk Shift |
Shift of disk is possible as a result of strong shock loading in the store, as a result of it's falling or for other reasons (sometimes: Temperature) |
221 |
G-Sense Error Rate |
This attribute is an indication of shock-sensitive sensor - total quantity of errors appearance as a result of impact loads (dropping drive, for example) |
222 |
Loaded Hours |
Loading on drive caused by the general operating time of hours it stores |
223 |
Load/Unload Retry Count |
Loading on drive caused by numerous recurrences of operations like: reading, recording, positioning of heads, etc. |
224 |
Load Friction |
Loading on drive caused by friction in mechanical parts of the store |
225 |
Load/Unload Cycle Count |
Total of cycles of loading on drive |
226 |
Load-in Time |
General time of loading for drive |
227 |
Torque Amplification Count |
Quantity efforts of the rotating moment of a drive |
228 |
Power-Off Retract Count |
Quantity of the fixed turning off's a drive |
230 |
GMR Head Amplitude |
Amplitude of heads trembling (GMR-head) in running mode |
231 |
Temperature |
Temperature of a drive |
240 |
Head Flying Hours |
Time while head is positioning |
250 |
Read Error Retry Rate |
Frequency of errors appearance while reading data from a disk |
