[linux] How to create a CPU spike with a bash command

I think this one is more simpler. Open Terminal and type the following and press Enter.

yes > /dev/null &

To fully utilize modern CPUs, one line is not enough, you may need to repeat the command to exhaust all the CPU power.

To end all of this, simply put

killall yes

The idea was originally found here, although it was intended for Mac users, but this should work for *nix as well.

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