Re: [smartmontools-support] Reported_Uncorrect value(?) on Samsung HDDs

[Justin P. <jp...@lu...>]

On Tue, 16 Dec 2008, Bruce Allen wrote:

> Just a comment that the raw value of Reported_Uncorrect (65536) is exactly 
> 2^16.  This probably indicates that it's a bitmask, with bit 16 set.  For all 
> we know, this bit might indicate 'everything ok'!
>
> If you are concerned about the drives, I would suggest that you start running 
> regular extended self-tests.  The drive is about 2 1/2 years old but has only 
> had four short self-tests in its entire life, two of which were when it was 0 
> and 1 hour old.
>
> I would suggest that you run extended self-tests about once per week.
>
> Cheers,
> 	Bruce

Thanks Bruce, here is the second disk in the RAID-1:

187 Reported_Uncorrect      0x0032   253   253   000    Old_age   Always       -       1703936

Was curious if you knew any details about this value?

smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

=== START OF INFORMATION SECTION ===
Model Family:     SAMSUNG SpinPoint P120 series
Device Model:     SAMSUNG SP2504C
Serial Number:    [ .. ]
Firmware Version: VT100-48
User Capacity:    250,000,000,000 bytes
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   7
ATA Standard is:  ATA/ATAPI-7 T13 1532D revision 4a
Local Time is:    Mon Dec 15 18:25:07 2008 EST

==> WARNING: May need -F samsung3 enabled; see manual for details.

SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x02)	Offline data collection activity
 					was completed without error.
 					Auto Offline Data Collection: Disabled.
Self-test execution status:      ( 241)	Self-test routine in progress...
 					10% of test remaining.
Total time to complete Offline 
data collection: 		 (4965) seconds.
Offline data collection
capabilities: 			 (0x5b) SMART execute Offline immediate.
 					Auto Offline data collection on/off support.
 					Suspend Offline collection upon new
 					command.
 					Offline surface scan supported.
 					Self-test supported.
 					No Conveyance Self-test supported.
 					Selective Self-test supported.
SMART capabilities:            (0x0003)	Saves SMART data before entering
 					power-saving mode.
 					Supports SMART auto save timer.
Error logging capability:        (0x01)	Error logging supported.
 					General Purpose Logging supported.
Short self-test routine 
recommended polling time: 	 (   1) minutes.
Extended self-test routine
recommended polling time: 	 (  82) minutes.
SCT capabilities: 	       (0x003f)	SCT Status supported.
 					SCT Feature Control supported.
 					SCT Data Table supported.

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
   1 Raw_Read_Error_Rate     0x000f   100   100   051    Pre-fail  Always       -       37
   3 Spin_Up_Time            0x0007   253   253   025    Pre-fail  Always       -       6336
   4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       478
   5 Reallocated_Sector_Ct   0x0033   253   253   010    Pre-fail  Always       -       0
   7 Seek_Error_Rate         0x000e   253   253   000    Old_age   Always       -       0
   8 Seek_Time_Performance   0x0024   253   253   000    Old_age   Offline      -       0
   9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       18227
  10 Spin_Retry_Count        0x0032   253   253   000    Old_age   Always       -       0
  11 Calibration_Retry_Count 0x0012   253   253   000    Old_age   Always       -       0
  12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       270
187 Reported_Uncorrect      0x0032   253   253   000    Old_age   Always       -       1703936
190 Airflow_Temperature_Cel 0x0022   127   100   000    Old_age   Always       -       37
194 Temperature_Celsius     0x0022   127   100   000    Old_age   Always       -       37
195 Hardware_ECC_Recovered  0x001a   100   100   000    Old_age   Always       -       134229034
196 Reallocated_Event_Count 0x0032   253   253   000    Old_age   Always       -       0
197 Current_Pending_Sector  0x0012   253   253   000    Old_age   Always       -       0
198 Offline_Uncorrectable   0x0030   253   253   000    Old_age   Offline      -       0
199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age   Always       -       0
200 Multi_Zone_Error_Rate   0x000a   100   100   000    Old_age   Always       -       0
201 Soft_Read_Error_Rate    0x000a   100   100   000    Old_age   Always       -       0
202 TA_Increase_Count       0x0032   253   253   000    Old_age   Always       -       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  Short offline       Completed without error       00%     18227         -
# 2  Short captive       Completed without error       00%      7253         -
# 3  Short offline       Completed without error       00%         1         -
# 4  Short offline       Completed without error       00%         0         -

SMART Selective Self-Test Log Data Structure Revision Number (0) should be 1
SMART Selective self-test log data structure revision number 0
Warning: ATA Specification requires selective self-test log data structure revision number = 1
  SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
     1        0        0  Not_testing
     2        0        0  Not_testing
     3        0        0  Not_testing
     4        0        0  Not_testing
     5        0        0  Not_testing
Selective self-test flags (0x0):
   After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.