Title: Using powerd to control the CPU speed automatically on FreeBSD. Date: Apr. 04, 2012 URL: https://monsterb.github.io/notes/notes000.txt License: http://creativecommons.org/licenses/by-sa/4.0/ Author: monsterb powerd on FreeBSD Using powerd to control the CPU speed automatically on FreeBSD. 1.) Insert the following line into /etc/rc.conf: powerd_enable="YES" 2.) Run /etc/rc.d/powerd start: # /etc/rc.d/powerd start