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Interview prep for the people who keep production up.

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Every Linux command,
animated.

Watch each command run in a real-looking terminal, see what every part of it means, then try it yourself with practice tasks. From ls to kubectl.

203commands
23tracks
0opened by you

The first three commands on any server: where am I, what's here, and how full is the disk.

devops@devops-lab: ~ — zsh — 96×28
➜ ~
Step 1 of 3
pwd

pwd prints the directory you're in. Every relative path starts from here.

Track 17 of 23

Kubernetes

kubectl for every day: get, describe, logs, exec, apply, rollout, and helm.

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$kubectl getList Kubernetes resources and their statusBeginner$kubectl describeExplain an object's state, conditions and eventsBeginner$kubectl logsRead and follow container logsBeginner$kubectl execRun a command or shell inside a running containerIntermediate$kubectl applyCreate or update resources from YAML, declarativelyIntermediate$kubectl deleteDelete Kubernetes resources safelyIntermediate$kubectl scaleChange the replica count of a workloadBeginner$kubectl rolloutWatch, undo and restart Deployment rolloutsIntermediate$kubectl port-forwardReach a pod or Service from your laptopIntermediate$kubectl topShow CPU and memory use of nodes and podsBeginner$kubectl configManage clusters, users and contexts in kubeconfigBeginner$helmInstall, upgrade and roll back apps with Helm chartsIntermediate