QuestionQ7

Observability and Operations

What is the proper method for upgrading an Oracle Container Engine for Kubernetes (OKE) cluster to a newer Kubernetes version?

  • A Upgrade the control plane, then upgrade the node pools.
  • B Initiate the automated upgrade process using the OCI Console, CLI, or API.
  • C Upgrade the node pools one at a time, then once all node pools are upgraded, upgrade the control plane.
  • D Initiate the control plane and node pool upgrades simultaneously.
Explanation

For an OKE Kubernetes minor-version upgrade, upgrade the control plane first and then upgrade the worker nodes in the node pools. Worker-node versions must remain compatible with the control-plane version under the Kubernetes version-skew policy. Oracle’s OKE release guidance specifies this sequence.

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