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linux hdd 체크하기 smartmontool

몰라맨 | 2016.03.31 09:49 | 조회 118

yum install smartmontools


뭐든 숫자 0 이 좋은 것인디...


[root@web24 ~]# smartctl -a /dev/sda

smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-573.22.1.el6.x86_64] (local build)

Copyright (C) 2002-12 by Bruce Allen, http://smartmontools.sourceforge.net


=== START OF INFORMATION SECTION ===

Model Family:     SAMSUNG SpinPoint T166

Device Model:     SAMSUNG HD501LJ

Serial Number:    S0MVJ1GP500347

LU WWN Device Id: 5 0000f0 01b500347

Firmware Version: CR100-10

User Capacity:    500,107,862,016 bytes [500 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 3b

Local Time is:    Thu Mar 31 09:47:54 2016 KST

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

See vendor-specific Attribute list for marginal Attributes.


General SMART Values:

Offline data collection status:  (0x00)    Offline data collection activity

                    was never started.

                    Auto Offline Data Collection: Disabled.

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:         ( 8961) 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:      (   2) minutes.

Extended self-test routine

recommended polling time:      ( 153) minutes.

SCT capabilities:            (0x003f)    SCT Status supported.

                    SCT Error Recovery Control 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   094   001   051    Pre-fail  Always   In_the_past 67890

데이터를 읽는 중 문제가 발생했던 횟수  

3 Spin_Up_Time            0x0007   100   100   015    Pre-fail  Always       -       7360

  4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       227

  5 Reallocated_Sector_Ct   0x0033   097   097   010    Pre-fail  Always       -       32

  7 Seek_Error_Rate         0x000f   253   253   051    Pre-fail  Always       -       0

  8 Seek_Time_Performance   0x0025   253   253   015    Pre-fail  Offline      -       0

  9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       55855

==> 6년동안이나 켜져 있었다니. 교체할때가 된거 같다.

 10 Spin_Retry_Count        0x0033   253   253   051    Pre-fail  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       -       170

187 Reported_Uncorrect      0x0032   001   001   000    Old_age   Always       -       3735671

188 Command_Timeout         0x0032   253   253   000    Old_age   Always       -       0

190 Airflow_Temperature_Cel 0x0022   080   046   000    Old_age   Always       -       20

194 Temperature_Celsius     0x0022   178   076   000    Old_age   Always       -       20

195 Hardware_ECC_Recovered  0x001a   100   100   000    Old_age   Always       -       606085980

196 Reallocated_Event_Count 0x0032   097   097   000    Old_age   Always       -       32

197 Total_Pending_Sectors   0x0012   089   089   000    Old_age   Always       -       103

==> 섹터에 문제가 있는 경우. 

198 Offline_Uncorrectable   0x0030   253   253   000    Old_age   Offline      -       0

==> 배드섹터

199 UDMA_CRC_Error_Count    0x003e   200   169   000    Old_age   Always       -       0

200 Multi_Zone_Error_Rate   0x000a   100   100   000    Old_age   Always       -       0

201 Soft_Read_Error_Rate    0x000a   097   097   000    Old_age   Always       -       1592

202 Data_Address_Mark_Errs  0x0032   100   100   000    Old_age   Always       -       1


SMART Error Log Version: 1

ATA Error Count: 91 (device log contains only the most recent five errors)

    CR = Command Register [HEX]

    FR = Features Register [HEX]

    SC = Sector Count Register [HEX]

    SN = Sector Number Register [HEX]

    CL = Cylinder Low Register [HEX]

    CH = Cylinder High Register [HEX]

    DH = Device/Head Register [HEX]

    DC = Device Command Register [HEX]

    ER = Error register [HEX]

    ST = Status register [HEX]

Powered_Up_Time is measured from power on, and printed as

DDd+hh:mm:SS.sss where DD=days, hh=hours, mm=minutes,

SS=sec, and sss=millisec. It "wraps" after 49.710 days.


Error 91 occurred at disk power-on lifetime: 55855 hours (2327 days + 7 hours)

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