Telegraf PowerShell script to collect CPU temperature via OpenHardwareMonitor on Windows

Require OpenHardwareMonitor installed and started. Use nssm to run OpenHardwareMonitor as windows service.

Metrics

ohm.ps1

• win_cpu_temp
  • tags:
    • cpu
  • fields:
    • temp (float, celcius)

xps-13-9370.ps1

• temp
  • tags:
    • CPU Core 1
    • CPU Core 2
    • CPU Core 3
    • CPU Core 4
    • CPU Package
  • fields:
    • temp (float, celcius)

Configuration

[[inputs.exec]]
   interval = "30s"
   commands = ['powershell -executionpolicy bypass -File "C:\\Program Files\\telegraf\\ohm.ps1"']
   data_format = "influx"

Example output

ohm.ps1

win_cpu_temp,cpu=0 temp=35 
win_cpu_temp,cpu=1 temp=34

xps-13-9370.ps1

temp,sensor=CPU\ Core\ 1 temp=81
temp,sensor=CPU\ Core\ 2 temp=80
temp,sensor=CPU\ Core\ 3 temp=76
temp,sensor=CPU\ Core\ 4 temp=74
temp,sensor=CPU\ Package temp=77

Debug

run

powershell -executionpolicy bypass -File "C:\Program Files\telegraf\ohm.ps1"