cpupower
Tools regarding CPU power and tuning options. This command is available as part of the
cpupower
package, or as part ofkernel-tools
on Fedora. More information: https://manned.org/cpupower.
- List CPUs:
sudo cpupower --cpu {{all}} info
- Print information about all cores:
sudo cpupower --cpu {{all}} info
- Set all CPUs to a power-saving frequency governor:
sudo cpupower --cpu {{all}} frequency-set --governor {{powersave}}
- Print CPU 0's available frequency [g]overnors:
sudo cpupower --cpu {{0}} frequency-info g | grep "analyzing\|governors"
- Print CPU 4's frequency from the hardware, in a human-readable format:
sudo cpupower --cpu {{4}} frequency-info --hwfreq --human