Start calculating for CPU 1 only

cpufreq-aperf

  • Calculate the average CPU frequency over a time period.
    Requires root privileges.
    More information: <https://manned.org/cpufreq-aperf>.
  • Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

sudo cpufreq-aperf -c {{1}}

click the source code to copy install cpufreq-aperf on any operating system with command-not-found.com