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What: /sys/firmware/opal/powercap
Date: August 2017
Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org>
Description: Powercap directory for Powernv (P8, P9) servers
Each folder in this directory contains a
power-cappable component.
What: /sys/firmware/opal/powercap/system-powercap
/sys/firmware/opal/powercap/system-powercap/powercap-min
/sys/firmware/opal/powercap/system-powercap/powercap-max
/sys/firmware/opal/powercap/system-powercap/powercap-current
Date: August 2017
Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org>
Description: System powercap directory and attributes applicable for
Powernv (P8, P9) servers
This directory provides powercap information. It
contains below sysfs attributes:
- powercap-min : This file provides the minimum
possible powercap in Watt units
- powercap-max : This file provides the maximum
possible powercap in Watt units
- powercap-current : This file provides the current
powercap set on the system. Writing to this file
creates a request for setting a new-powercap. The
powercap requested must be between powercap-min
and powercap-max.
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