Challenges

Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.

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Diagnose Why a DaemonSet Skips the Control Plane Node

by Omkar Shelke

Troubleshoot and update a Kubernetes DaemonSet so that its Pods run on all nodes in the cluster, including the control plane.

#daemonset #scheduling #cka #debugging #tolerations

Submissions: 49/58

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge on Kubernetes·Medium

Kubernetes Workloads: DaemonSets

by Kaloyan Preslavski

Run one Pod per node with a DaemonSet, roll an image update, roll back to the previous revision, and restrict coverage to a subset of nodes with a nodeSelector.

#workloads #ckad #daemonset

Submissions: 20/26

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