KubeDeploymentGenerationMismatch # Meaning # Deployment generation mismatch due to possible roll-back. Impact # Service degradation or unavailability. Diagnosis # See Kubernetes Docs - Failed Deployment Check out rollout history kubectl -n $NAMESPACE rollout history deployment $NAME Check rollout status if it is not paused Check deployment status via kubectl -n $NAMESPACE describe deployment $NAME. Check how many replicas are there declared. Investigate if new pods are not crashing.