Incident Library

Organisation

dbhang

dbhang · dbhang

1 case · 2021

Root cause Certificate or credential expiry
Component Kubernetes API serverkubelet
Contributing factor Unknown limitNo alert on limit
Symptom Control plane unresponsiveDeploys failing

Cases

  1. IL-0184 JupyterHub's KubeSpawner could not create containers and kubectl was refused because the API server and other internal certificates of a kubeadm cluster had expireddbhang · 2021

    Root cause Certificate or credential expiry