helpful_k8_commands.md

Delete all CRDs in matching a name

kubectl get crd | grep 'cert-manager.io' | awk '{print $1}' | xargs kubectl delete crd

Find all pods with JSON logs

kubectl get pods --output=custom-columns=:metadata.name | xargs -I {} sh -c 'kubectl logs --all-containers=true {} | jq empty 2>/dev/null && echo "{} has JSON logs"'