sysfs-firmware-opal-sensor-groups 918 B

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  1. What: /sys/firmware/opal/sensor_groups
  2. Date: August 2017
  3. Contact: Linux for PowerPC mailing list <[email protected]>
  4. Description: Sensor groups directory for POWER9 powernv servers
  5. Each folder in this directory contains a sensor group
  6. which are classified based on type of the sensor
  7. like power, temperature, frequency, current, etc. They
  8. can also indicate the group of sensors belonging to
  9. different owners like CSM, Profiler, Job-Scheduler
  10. What: /sys/firmware/opal/sensor_groups/<sensor_group_name>/clear
  11. Date: August 2017
  12. Contact: Linux for PowerPC mailing list <[email protected]>
  13. Description: Sysfs file to clear the min-max of all the sensors
  14. belonging to the group.
  15. Writing 1 to this file will clear the minimum and
  16. maximum values of all the sensors in the group.
  17. In POWER9, the min-max of a sensor is the historical minimum
  18. and maximum value of the sensor cached by OCC.