[mythtv-users] Recommended Disk Test

Dick Steffens dick at dicksteffens.com
Tue Jan 13 21:22:39 UTC 2015


On 01/13/2015 12:28 PM, John Drescher wrote:

> smartctl --all /dev/sda
>
>
> will not do a test but display the current smart. It will be over in a
> second not interfere with a recording. The over PASS / FAIL smart
> status is not a good predictor of failure but looking at the
> individual smart attributes can tell you if the drive appears to be
> operating abnormally.

Doesn't like -all, but does like -a.

-------------------------------------------------------------------------------------------------------------------------

rsteff at ThinkCentre-M58p:~$ sudo smartctl -a /dev/sda
smartctl 5.41 2011-06-09 r3365 [x86_64-linux-3.5.0-18-generic] (local build)
Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF INFORMATION SECTION ===
Model Family:     Seagate Barracuda 7200.12
Device Model:     ST3320418AS
Serial Number:    6VM97DR5
LU WWN Device Id: 5 000c50 01ed8e39b
Firmware Version: CC66
User Capacity:    320,072,933,376 bytes [320 GB]
Sector Size:      512 bytes logical/physical
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   8
ATA Standard is:  ATA-8-ACS revision 4
Local Time is:    Tue Jan 13 13:15:37 2015 PST
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:  (0x82)    Offline data collection activity
                     was completed without error.
                     Auto Offline Data Collection: Enabled.
Self-test execution status:      (   0)    The previous self-test 
routine completed
                     without error or no self-test has ever
                     been run.
Total time to complete Offline
data collection:         (  625) seconds.
Offline data collection
capabilities:              (0x7b) SMART execute Offline immediate.
                     Auto Offline data collection on/off support.
                     Suspend Offline collection upon new
                     command.
                     Offline surface scan supported.
                     Self-test supported.
                     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:      (  68) minutes.
Conveyance self-test routine
recommended polling time:      (   2) minutes.
SCT capabilities:            (0x103f)    SCT Status supported.
                     SCT Error Recovery Control supported.
                     SCT Feature Control supported.
                     SCT Data Table supported.

SMART Attributes Data Structure revision number: 10
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   117   099   006    Pre-fail 
Always       -       148741208
   3 Spin_Up_Time            0x0003   097   097   000    Pre-fail 
Always       -       0
   4 Start_Stop_Count        0x0032   100   100   020    Old_age 
Always       -       934
   5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail 
Always       -       0
   7 Seek_Error_Rate         0x000f   084   060   030    Pre-fail 
Always       -       259660219
   9 Power_On_Hours          0x0032   058   058   000    Old_age 
Always       -       37456
  10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail 
Always       -       0
  12 Power_Cycle_Count       0x0032   100   100   020    Old_age 
Always       -       466
183 Runtime_Bad_Block       0x0032   100   100   000    Old_age 
Always       -       0
184 End-to-End_Error        0x0032   100   100   099    Old_age 
Always       -       0
187 Reported_Uncorrect      0x0032   100   100   000    Old_age 
Always       -       0
188 Command_Timeout         0x0032   100   098   000    Old_age 
Always       -       66256
189 High_Fly_Writes         0x003a   100   100   000    Old_age 
Always       -       0
190 Airflow_Temperature_Cel 0x0022   065   052   045    Old_age 
Always       -       35 (Min/Max 31/44)
194 Temperature_Celsius     0x0022   035   048   000    Old_age 
Always       -       35 (0 9 0 0)
195 Hardware_ECC_Recovered  0x001a   048   033   000    Old_age 
Always       -       148741208
197 Current_Pending_Sector  0x0012   100   100   000    Old_age 
Always       -       0
198 Offline_Uncorrectable   0x0010   100   100   000    Old_age 
Offline      -       0
199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age 
Always       -       0
240 Head_Flying_Hours       0x0000   100   253   000    Old_age 
Offline      -       272674588759705
241 Total_LBAs_Written      0x0000   100   253   000    Old_age 
Offline      -       1149999113
242 Total_LBAs_Read         0x0000   100   253   000    Old_age 
Offline      -       1092811368

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  Vendor (0x50)       Completed without error       00% 0         -

SMART 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.

-------------------------------------------------------------------------------------------------------------------------------------------

And I see I misremembered the size. It's only 320 GB, not 500 GB.

Does this tell you anything significant about the drive?

-- 
Regards,

Dick Steffens



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