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cpupower

Tools regarding CPU power and tuning options. This command is available as part of the cpupower package, or as part of kernel-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