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Today I learned some seriously practical Linux admin skills while working through Dccs102, and it felt great to see everything click. Today, I completed the Source Code Installation module and walked through the full process of building and installin...

High CPU usage is one of the most common issues faced by Linux administrators, DevOps engineers, and SREs. But here’s the catch: high CPU usage isn’t always bad. Sometimes, it simply means your CPU is doing its job efficiently. Other times, it’s a si...

Configuring DNS on Linux was once a simple task, but with systemd-resolved, it has become more complex. Understanding how systemd controls DNS resolution is key to customizing your system for improved privacy, security, and reliability. Systemd-resol...
