Re: [smartmontools-support]SMART Reported Disk Errors (Unrecoverable etc)

[Michael M. <mi...@np...>]

Hi Bruce,

> > Dec 21 11:39:26 xxxxxxx smartd[2990]: Device: /dev/hda, 1 Currently 
unreadable 
> > (pending) sectors
> > Dec 21 11:39:26 xxxxxxx smartd[2990]: Device: /dev/hda, 1 Offline 
> > uncorrectable sectors
> > 
> > Running a long test only shows:
> > 
> > === START OF READ SMART DATA SECTION ===
> > SMART Self-test log structure revision number 1
> > Num  Test_Description    Status                  Remaining  
LifeTime(hours)  
> > LBA
> > _of_first_error
> > # 1  Extended offline    Completed without error       00%      5778       
  -
> > # 2  Extended offline    Completed without error       00%      5762       
  -
> > # 3  Short offline       Completed without error       00%      5762       
  -
> 
> Apparently some drives don't zero out the unreadable/offline-uncorrectable
> sector counts, even after the sectors have been reallocated.  You 
> might be able to get the drive to do this using the '-t offline' test.

I've ran this with the following results:

Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  
WHEN_FAILED RAW_VALUE
  1 Raw_Read_Error_Rate     0x000f   080   069   034    Pre-fail  Always       
-       742482
  3 Spin_Up_Time            0x0003   070   070   000    Pre-fail  Always       
-       0
  4 Start_Stop_Count        0x0032   100   100   020    Old_age   Always       
-       46
  5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail  Always       
-       0
  7 Seek_Error_Rate         0x000f   081   060   030    Pre-fail  Always       
-       118904004
  9 Power_On_Hours          0x0032   094   094   000    Old_age   Always       
-       5795
 10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail  Always       
-       0
 12 Power_Cycle_Count       0x0032   100   100   020    Old_age   Always       
-       181
194 Temperature_Celsius     0x0022   027   046   000    Old_age   Always       
-       27
195 Hardware_ECC_Recovered  0x001a   080   069   000    Old_age   Always       
-       742482
197 Current_Pending_Sector  0x0012   100   100   000    Old_age   Always       
-       1
198 Offline_Uncorrectable   0x0010   100   100   000    Old_age   Offline      
-       1
199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age   Always       
-       0
200 Multi_Zone_Error_Rate   0x0000   100   253   000    Old_age   Offline      
-       0
202 TA_Increase_Count       0x0032   100   253   000    Old_age   Always       
-       0

I neglected to capture what it was before the run. But I'll reboot the machine 
and see if those error emails are sent again.

Thanks.

Michael.