4 systemd tools that make everyday Linux troubleshooting much easier

Some people love systemd and can't stop raving about it; others love to hate it and can't stop throwing shade at it. Even though systemd remains divisive, one thing's for sure: since nearly all modern Linux distributions have adopted it as their default init system, learning to use it can pay off big time. Here's a basic overview of how to use four systemd tools that make troubleshooting on Linux a breeze.