$ sudo smartctl -A /dev/sda
smartctl 6.6 2016-05-31 r4324 [x86_64-linux-4.15.0-42-generic] (local build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org

=== 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
  1 Raw_Read_Error_Rate     0x000f   100   100   051    Pre-fail  Always       -       0
  3 Spin_Up_Time            0x0007   100   100   015    Pre-fail  Always       -       6272
  4 Start_Stop_Count        0x0032   094   094   000    Old_age   Always       -       7021
  5 Reallocated_Sector_Ct   0x0033   253   253   010    Pre-fail  Always       -       0
  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       -       54615
 10 Spin_Retry_Count        0x0033   253   253   051    Pre-fail  Always       -       0
 11 Calibration_Retry_Count 0x0012   253   100   000    Old_age   Always       -       0
 12 Power_Cycle_Count       0x0032   097   097   000    Old_age   Always       -       3755
 13 Read_Soft_Error_Rate    0x000e   100   100   000    Old_age   Always       -       493530
187 Reported_Uncorrect      0x0032   253   253   000    Old_age   Always       -       0
188 Command_Timeout         0x0032   100   100   000    Old_age   Always       -       3
190 Airflow_Temperature_Cel 0x0022   063   050   000    Old_age   Always       -       37
194 Temperature_Celsius     0x0022   124   088   000    Old_age   Always       -       38
195 Hardware_ECC_Recovered  0x001a   100   100   000    Old_age   Always       -       493530
196 Reallocated_Event_Count 0x0032   253   253   000    Old_age   Always       -       0
197 Total_Pending_Sectors   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   253   100   000    Old_age   Always       -       0
202 Data_Address_Mark_Errs  0x0032   253   253   000    Old_age   Always       -       0