Kubernetes EndPoints

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Kubernetes EndPoints and Kubernetes EndpointSlices

kind: Endpoints

endpoints.kubernetes.io/last-change-trigger-time

kubectl -n kube-system get endpoints kube-dns
NAME       ENDPOINTS   AGE
kube-dns   <none>      3h55m

kubectl get endpoints -n your-app-wrongns
No resources found in your-app-wrongns namespace.

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {
    
  },
  "status": "Failure",
  "message": "no endpoints available for service \"kubernetes-dashboard\"",
  "reason": "ServiceUnavailable",
  "code": 503
}

kubectl describe endpoints

Changelog

• CKA v1.23 CKA v1.24 Understand ClusterIP, NodePort, LoadBalancer service types and endpoints
• v1.18 AppProtocol is a new optional field on ports in Endpoints and Services
• New EndpointSlice API

Errors

W0215 21:18:47.086332       1 controller.go:2903] Error retrieving endpoints for the service yourapp-app-helm: no endpointslices for target port 80 in service yourapp-app-helm

Activities

• Read Kubernetes Concept: Endpoints vs EndpointSlices https://www.linkedin.com/pulse/kubernetes-concept-endpoints-vs-endpointslices-mbong-ekwoge

Related

• kubectl get pod
• kubectl get endpoints
• EndpointSlices
• CKA 1.23 Understand ClusterIP, NodePort, LoadBalancer service types and endpoints
• Felix Calico component
• Endpoints controller
• Kubernetes EndpointSlices
• Kubernetes services: kind: Service
• Kubernetes Ingress

See also

• Kubernetes services (kind: service), kubectl get services, kubectl describe service, kubectl create service [ loadbalancer | nodeport | clusterip | externalname ], kubectl expose, headless service, service.beta.kubernetes.io, traffic distribution
• Kubernetes EndPoints, EndpointSlices, kubectl get endpoints, FailedToUpdateEndpoint, kind: Endpoints