Offline uncorrectable sectors on hard drive

[Patrick Proniewski]

Miroslav,

On 4 oct. 09, at 13:43, Miroslav Lachman wrote:

>> It looks like the error is gone, but may be I'm wrong.
>
> It is better to look at diff of Vendor Specific Attributes (smartctl  
> -A)

here we are:

# smartctl -A /dev/ad6
smartctl version 5.38 [i386-portbld-freebsd6.4] Copyright (C) 2002-8  
Bruce Allen
Home page is http://smartmontools.sourceforge.net/

Warning! SMART Attribute Thresholds Structure error: invalid SMART  
checksum.
=== START OF READ SMART DATA SECTION ===
SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE       
UPDATED  WHEN_FAILED RAW_VALUE
   3 Spin_Up_Time            0x0027   252   252   063    Pre-fail   
Always       -       3148
   4 Start_Stop_Count        0x0032   253   253   000    Old_age    
Always       -       17
   5 Reallocated_Sector_Ct   0x0033   253   253   063    Pre-fail   
Always       -       0
   6 Read_Channel_Margin     0x0001   253   253   100    Pre-fail   
Offline      -       0
   7 Seek_Error_Rate         0x000a   253   252   000    Old_age    
Always       -       0
   8 Seek_Time_Performance   0x0027   252   234   187    Pre-fail   
Always       -       54404
   9 Power_On_Minutes        0x0032   154   154   000    Old_age    
Always       -       493h+40m
  10 Spin_Retry_Count        0x002b   252   252   157    Pre-fail   
Always       -       0
  11 Calibration_Retry_Count 0x002b   253   252   223    Pre-fail   
Always       -       0
  12 Power_Cycle_Count       0x0032   253   253   000    Old_age    
Always       -       20
192 Power-Off_Retract_Count 0x0032   253   253   000    Old_age    
Always       -       0
193 Load_Cycle_Count        0x0032   253   253   000    Old_age    
Always       -       0
194 Temperature_Celsius     0x0032   023   253   000    Old_age    
Always       -       25
195 Hardware_ECC_Recovered  0x000a   253   252   000    Old_age    
Always       -       5695
196 Reallocated_Event_Count 0x0008   251   251   000    Old_age    
Offline      -       2
197 Current_Pending_Sector  0x0008   253   253   000    Old_age    
Offline      -       0
198 Offline_Uncorrectable   0x0008   253   252   000    Old_age    
Offline      -       0
199 UDMA_CRC_Error_Count    0x0008   199   199   000    Old_age    
Offline      -       0
200 Multi_Zone_Error_Rate   0x000a   253   252   000    Old_age    
Always       -       0
201 Soft_Read_Error_Rate    0x000a   253   252   000    Old_age    
Always       -       0
202 TA_Increase_Count       0x000a   253   252   000    Old_age    
Always       -       0
203 Run_Out_Cancel          0x000b   253   252   180    Pre-fail   
Always       -       1
204 Shock_Count_Write_Opern 0x000a   253   252   000    Old_age    
Always       -       0
205 Shock_Rate_Write_Opern  0x000a   253   252   000    Old_age    
Always       -       0
207 Spin_High_Current       0x002a   252   252   000    Old_age    
Always       -       0
208 Spin_Buzz               0x002a   252   252   000    Old_age    
Always       -       0
209 Offline_Seek_Performnce 0x0024   239   239   000    Old_age    
Offline      -       170
210 Unknown_Attribute       0x0032   253   252   000    Old_age    
Always       -       0
211 Unknown_Attribute       0x0032   253   252   000    Old_age    
Always       -       0
212 Unknown_Attribute       0x0032   253   252   000    Old_age    
Always       -       0


thanks,
patpro