목적 백업(Backup) 복원(Restore) https://kubernetes.io/docs/tasks/administer-cluster/configure-upgrade-etcd/ Operating etcd clusters for Kubernetes etcd is a consistent and highly-available key value store used as Kubernetes' backing store for all cluster data. If your Kubernetes cluster uses etcd as its backing store, make sure you have a back up plan for the data. You can find in-depth information a ..