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

Challenge, Medium, on Kubernetes

Debug Why a ConfigMap Could Not Be Created

by Omkar Shelke

A Pod is failing in the japan namespace. Investigate the issue, identify the root cause, and fix it to get the Pod running.

#cka #ckad #configmap #pod #troubleshooting

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

Challenge, Medium, on Kubernetes

Kubernetes QoS Classes and Resource Management

by Omkar Shelke

Understand and implement Kubernetes Quality of Service (QoS) classes. Create Deployments and Pods with different QoS classes and identify eviction priority during resource pressure.

#cka #qos #resources #deployment #pod

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

Challenge, Medium, on Kubernetes

File-Aware Readiness Probe for Container Initialization

by Omkar Shelke

Create a Pod with a readiness probe that checks for the existence of a file inside the container to determine its ready state.

#pod #readiness-probe #ckad #probe