Linux下查看硬盘通电时间

sudo apt-get install smartmontools
sudo smartctl -A /dev/sda
smartctl 5.41 2011-06-09 r3365 [x86_64-linux-3.5.0-45-generic] (local build)
Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
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   115   099   006    Pre-fail  Always       -       99259379
  3 Spin_Up_Time            0x0003   097   097   000    Pre-fail  Always       -       0
  4 Start_Stop_Count        0x0032   099   099   020    Old_age   Always       -       1674
  5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail  Always       -       0
  7 Seek_Error_Rate         0x000f   082   060   030    Pre-fail  Always       -       175777622
  9 Power_On_Hours          0x0032   091   091   000    Old_age   Always       -       8254
 10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail  Always       -       0
 12 Power_Cycle_Count       0x0032   100   100   020    Old_age   Always       -       835
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   099   000    Old_age   Always       -       1
189 High_Fly_Writes         0x003a   100   100   000    Old_age   Always       -       0
190 Airflow_Temperature_Cel 0x0022   068   061   045    Old_age   Always       -       32 (Min/Max 20/33)
194 Temperature_Celsius     0x0022   032   040   000    Old_age   Always       -       32 (0 17 0 0)
195 Hardware_ECC_Recovered  0x001a   038   031   000    Old_age   Always       -       99259379
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      -       210818469734755
241 Total_LBAs_Written      0x0000   100   253   000    Old_age   Offline      -       1928255554
242 Total_LBAs_Read         0x0000   100   253   000    Old_age   Offline      -       419058725

其中,Power_On_Hours就是。

 

 

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