Description

Google Kubernetes Engine (GKE) let you Deploy, manage, and scale containerized applications on Kubernetes. Orca has detected that {GcpGkeCluster} is using a master node version that isn't one of the valid master versions supplied by the server config.

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  Recommended Mitigation

  It is recommended to keep your master node version up to date. Consider to manually upgrade your cluster. For further information how this can be done, please visit: https://cloud.google.com/kubernetes-engine/docs/how-to/upgrading-a-cluster. For keeping you clusters up-to-date, please visit https://cloud.google.com/kubernetes-engine/docs/best-practices/upgrading-clusters