https://www.zdnet.com/article/how-to-start-stop-and-restart-a-service-on-any-systemd-powered-linux-distribution/
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How to start, stop, and restart a service on any systemd-powered Linux distribution
You may never have to stop, start, or restart a service on Linux, but on the off chance you do, there's a very handy command line tool that makes the process very easy.
