162306a36Sopenharmony_ciWhat: /sys/firmware/opal/sensor_groups 262306a36Sopenharmony_ciDate: August 2017 362306a36Sopenharmony_ciContact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> 462306a36Sopenharmony_ciDescription: Sensor groups directory for POWER9 powernv servers 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci Each folder in this directory contains a sensor group 762306a36Sopenharmony_ci which are classified based on type of the sensor 862306a36Sopenharmony_ci like power, temperature, frequency, current, etc. They 962306a36Sopenharmony_ci can also indicate the group of sensors belonging to 1062306a36Sopenharmony_ci different owners like CSM, Profiler, Job-Scheduler 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ciWhat: /sys/firmware/opal/sensor_groups/<sensor_group_name>/clear 1362306a36Sopenharmony_ciDate: August 2017 1462306a36Sopenharmony_ciContact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> 1562306a36Sopenharmony_ciDescription: Sysfs file to clear the min-max of all the sensors 1662306a36Sopenharmony_ci belonging to the group. 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ci Writing 1 to this file will clear the minimum and 1962306a36Sopenharmony_ci maximum values of all the sensors in the group. 2062306a36Sopenharmony_ci In POWER9, the min-max of a sensor is the historical minimum 2162306a36Sopenharmony_ci and maximum value of the sensor cached by OCC. 22