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CKA study material · question 452 of 1000

Which command writes an etcd snapshot from a running member?

  1. etcdctl backup create
  2. kubeadm backup etcd
  3. kubectl get etcd -o yaml
  4. etcdctl snapshot save
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Answer: D. etcdctl snapshot save

etcdctl snapshot save writes a snapshot of the keyspace served by the given endpoint.

Source: Operating etcd clusters for Kubernetes (Kubernetes) — Built-in snapshot

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