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CKA study material · question 363 of 1000

Which taints does an unreachable node carry? Choose two.

  1. node.kubernetes.io/disk-pressure with effect NoExecute
  2. node.kubernetes.io/unreachable with effect NoExecute
  3. node.kubernetes.io/unschedulable with effect NoExecute
  4. node.kubernetes.io/unreachable with effect NoSchedule
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Answer: B. node.kubernetes.io/unreachable with effect NoExecute
D. node.kubernetes.io/unreachable with effect NoSchedule

An unreachable node is tainted unreachable with both NoExecute and NoSchedule, removing Pods and keeping new ones away.

Source: Troubleshooting Clusters (Kubernetes) — Example: debugging a down/unreachable node

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