Unhealthy
kubectl get events -A | grep Warning kubectl describe pods | grep Unhealthy
Readiness probe failed: Waiting for elasticsearch cluster to become ready (request params: "wait_for_status=green&timeout=1s" ) Cluster is not yet ready (request params: "wait_for_status=green&timeout=1s" )
"message": "(service your-service) (port 1236) is unhealthy in (target-group arn:aws:elasticloadbalancing:eu-west-1:***:targetgroup/your-tg/de945c5123456) due to (reason Health checks failed).", "id": "bab160d2-b5d5-4170-91a1-73e92f34b563", "createdAt": 1676632404.784
kubectl describe pods | grep Unhealthy
kube-system 42m Warning Unhealthy pod/tiller-deploy-68bb9fb75-kw5r5 Liveness probe failed: Get "http://10.32.0.15:44135/liveness": context deadline exceeded (Client.Timeout exceeded while awaiting headers)
your_namespace 26m Warning Unhealthy pod/elasticsearch-master-1 Readiness probe failed: Waiting for elasticsearch cluster to become ready (request params: "wait_for_status=green&timeout=1s" )...
13s Warning Unhealthy pod/metrics-server-7f4db5fd87-5lwkg Readiness probe failed: HTTP probe failed with statuscode: 500
ECS
service your-service port 3000 is unhealthy in target-group your-tg due to (reason Health checks failed with these codes: [404]).
Related
See also
kubectl describe pods- K8s probes:
readinessProbe, livenessProbe, StartupProbe, exec, gRPC, HttpGet, tcpSocket, TerminationGracePeriodSeconds - K8s troubleshooting:
kubectl logs, kubectl top, kubectl get events -A, kubectl describe pod, Liveness, Readiness,Kubernetes events, Pulling image, OOMKilled, ProbeWarning, Reason,FailedScheduling,errImagePull, ImagePullBackOff, Kubelet conditions:MemoryPressure, DiskPressure, KubeletHasSufficientPID, KubeletReady, kubectl [ debug | attach | exec ] kubectl cluster-info dump, SimKube, KWOK
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