Kube Aggregated API Down

KubeAggregatedAPIDown #

Meaning #

Kubernetes aggregated API has reported errors. It has appeared unavailable X times averaged over the past 10m.

Impact #

From minor such as inability to see cluster metrics to more severe such as unable to use custom metrics to scale or even unable to use cluster.

Diagnosis #

  • Check networking on the node.
  • Check firewall on the node.
  • Investigate additional API logs.
  • Investigate NetworkPolicies if kubeApi - additional API was not filtered out.
  • Investigate NetworkPolicies if prometheus/additional api was not filtered out.

Mitigation #


See APIServer aggregation