S.M.A.R.T. Status service

The S.M.A.R.T. Status service monitors the S.M.A.R.T. monitoring system on computer drives.

Service TypeWMI
Instances on a Device100
Supported Systems/Applications

Any WMI-enabled Server - Windows or workstation with S.M.A.R.T. installed.

Device ClassLaptop - Windows, Server - Windows, Workstation - Windows
Monitored ByLocal agent
Scan Interval120 minutes
Disk NameThe Instance Name of the disk to be monitored. You can obtain the Instance Name from WMI under the namespace rootwmi under the class MSStorageDriver_FailurePredictStatus.

Properties queried and calculations performed

Namespaceroot\wmi
WMI ClassMSStorageDriver_FailurePredictStatus
WMI Property 0PredictFailure
WMI Property 1Reason

Status details

Failure Predicted - Indicates whether or not imminent failure of the drive is predicted as either True or False.

Reason Code - Indicates the reason for the predicted failure mapped as:

  • 1 = Raw Read Error Rate
  • 2 = Throughput Performance
  • 3 = Spin Up Time
  • 4 = Start/Stop Count
  • 5 = Reallocated Sector Count
  • 6 = Read Channel Margin
  • 7 = Seek Error Rate
  • 8 = Seek Time Performance
  • 9 = Power On Hours
  • 10 = Spin Retry Count
  • 11 = Calibration Retry Count
  • 12 = Power Cycle Count
  • 13 = Soft Read Error Rate
  • 170 = Available Reserved Space
  • 171 = SSD Program Fail Count
  • 172 = SSD Erase Fail Count
  • 174 = Unexpected Power Loss Count
  • 175 = Power Loss Protection Failure
  • 177 = Wear Range Delta
  • 179 = Used Reserved Block Count Total
  • 180 = Unused Reserved Block Count Total
  • 181 = Program Fail Count Total or Non-4K Aligned Access Count
  • 182 = Erase Fail Count
  • 183 = SATA Downshift Error Count or Runtime Bad Block
  • 184 = End-to-End error/IOEDC
  • 185 = Head Stability
  • 186 = Induced Op-Vibration Detection
  • 187 = Reported Uncorrectable Errors
  • 188 = Command Timeout
  • 189 = High Fly Writes
  • 190 = Airflow Temperature (WDC) resp. Airflow Temperature Celsius (HP)
  • 191 = G-sense Error Rate
  • 192 = Power-off Retract Count
  • 193 = Load Cycle Count
  • 194 = Temperature
  • 196 = Reallocation Event Count
  • 197 = Current Pending Sector Count
  • 198 = Off-line Scan Uncorrectable Sector Count
  • 199 = Ultra DMA CRC Error Count
  • 201 = Soft Read Error Rate
  • 202 = Data Address Mark Errors
  • 203 = Run Out Cancel
  • 204 = Soft ECC Correction
  • 205 = Thermal Asperity Rate (TAR)
  • 206 = Flying Height
  • 207 = Spin High Current
  • 208 = Spin Buzz
  • 209 = Offline Seek Performance
  • 210 = Vibration During Write (Maxtor)
  • 211 = Vibration During Write
  • 212 = Shock During Write
  • 220 = Disk Shift
  • 221 = G-Sense Error Rate
  • 222 = Loaded Hours
  • 223 = Load/Unload Retry Count
  • 224 = Load Friction
  • 225 = Load/Unload Cycle Count
  • 226 = Load 'In'-time
  • 227 = Torque Amplification Count
  • 228 = Power-Off Retract Cycle
  • 230 = GMR Head Amplitude or Drive Life Protection Status
  • 231 = Temperature or SSD Life Left
  • 232 = Endurance Remaining or Available Reserved Space
  • 233 = Power-On Hours or Media Wearout Indicator
  • 234 = Average erase count AND Maximum Erase Count
  • 235 = Good Block Count AND System(Free) Block Count
  • 240 = Head Flying Hours or Transfer Error Rate (Fujitsu)
  • 241 = Total LBAs Written
  • 242 = Total LBAs Read
  • 249 = NAND_Writes_1GiB
  • 250 = Read Error Retry Rate
  • 254 = Free Fall Protection

Failure codes are vendor-specific and may differ from the list above. For more information, refer to http://en.wikipedia.org/wiki/S.M.A.R.T.