agentskillexchange Kubernetes Crashloop Diagnostic Runbook
Diagnoses CrashLoopBackOff pods in Kubernetes clusters using kubectl and the Kubernetes API. Fetches pod events, container logs, and resource limits via the /api/v1/namespaces/{ns}/pods/{name}/log endpoint. Provides structured root-cause analysis covering OOMKilled, missing ConfigMaps, failed liveness probes, and image pull errors.
Installation
Use the upstream install or setup path that matches your environment:
- git clone https://github.com/kubernetes/kubernetes
- make
- make quick-release
Requirements and caveats from upstream:
You have a working Docker environment.
Extracted from upstream docs: https://raw.githubusercontent.com/kubernetes/kubernetes/HEAD/README.md