understanding smart logs

JD jd1008 at gmail.com
Mon Aug 16 03:00:53 UTC 2010


  On 08/15/2010 06:44 PM, Suvayu Ali wrote:
> On Sunday 15 August 2010 10:17 AM, James McKenzie wrote:
>> Got a good backup of this drive?  Looks like it needs to be retested, in
>> a different machine and if it fails, replaced.
>>
>> I had a drive that exhibited the same behavior and eventually, it failed.
>>
> I downloaded the bootable iso of the disk diagnostic suite from Western
> Digital and ran. It claimed to detect and fix the errors. After the scan
> the smart logs read like this,
>
>> Vendor Specific SMART Attributes with Thresholds:
>> ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
>>    1 Raw_Read_Error_Rate     0x002f   199   199   051    Pre-fail  Always       -       1545
>>    3 Spin_Up_Time            0x0027   253   253   021    Pre-fail  Always       -       1066
>>    4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       42
>>    5 Reallocated_Sector_Ct   0x0033   200   200   140    Pre-fail  Always       -       0
>>    7 Seek_Error_Rate         0x002e   200   200   000    Old_age   Always       -       0
>>    9 Power_On_Hours          0x0032   099   099   000    Old_age   Always       -       1426
>>   10 Spin_Retry_Count        0x0032   100   253   000    Old_age   Always       -       0
>>   11 Calibration_Retry_Count 0x0032   100   253   000    Old_age   Always       -       0
>>   12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       38
>> 192 Power-Off_Retract_Count 0x0032   200   200   000    Old_age   Always       -       21
>> 193 Load_Cycle_Count        0x0032   200   200   000    Old_age   Always       -       20
>> 194 Temperature_Celsius     0x0022   109   107   000    Old_age   Always       -       41
>> 196 Reallocated_Event_Count 0x0032   200   200   000    Old_age   Always       -       0
>> 197 Current_Pending_Sector  0x0032   200   199   000    Old_age   Always       -       78
>> 198 Offline_Uncorrectable   0x0030   200   200   000    Old_age   Offline      -       0
>> 199 UDMA_CRC_Error_Count    0x0032   200   200   000    Old_age   Always       -       0
>> 200 Multi_Zone_Error_Rate   0x0008   200   200   000    Old_age   Offline      -       0
>>
>> SMART Error Log Version: 1
>> No Errors Logged
>>
>> SMART Self-test log structure revision number 1
>> Num  Test_Description    Status                  Remaining  LifeTime(hours)  LBA_of_first_error
>> # 1  Conveyance offline  Completed: read failure       90%      1422         1106820646
>> # 2  Extended offline    Completed: read failure       90%      1393         1106820646
>>
> Is it okay to continue with this drive? I bought them a few months back,
> I am not in a position to change them unless I can RMA the unit.
>
>> James McKenzie
> All suggestions welcome.

Is it possible to purge the SMART logs and reset
the counters, and the rerun the SMART tests?



More information about the users mailing list