Challenges

Focused, hands-on DevOps and server-side problems with hints, feedback, and automated solution checks.

Challenge

Debug a Failing Kubernetes Job

A Job manifest at /home/laborant/batch-job.yaml is exiting with a non-zero exit status. The Job has limited retries configured. Inspect the cluster and the manifest to find the bug, fix it, and reapply.

Challenge

Resolve ContainerCreating Issue Caused by Missing ConfigMap

A Deployment is stuck with Pods in ContainerCreating state because the required ConfigMap was not created. Fix the issue to make the application accessible.