Linux Administration

Linux Administration Fundamentals

Core command-line, systemd, networking, storage, and troubleshooting notes.

Linux foundations

Build practical operational skill with shell workflows, package management, logs, permissions, networking, and service debugging.

What you will learn

  • Systemd and service lifecycle
  • Filesystem and storage layouts
  • Process inspection and troubleshooting
  • SSH, networking, and DNS checks
  • Common production debugging workflows