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Hands-on labs
Guided sandboxes with checklists. Prefer a free shell? Open the Linux terminal →
Log detectiveAnswer incident questions with pipelines.Navigation drillsMove, look, and find until it's automatic.Branch workflowPractice branch → commit → switch back, end to end.First repositoryInit, stage, commit and read history in the practice shell.Python warm-upRun Python three ways in the practice shell.First shell stepsGet comfortable in an ephemeral Linux sandbox — no Docker on the server.Processes & disksInspect running processes and filesystem free space — bread-and-butter SRE checks.