Google Cloud Platform for Architects

Federated clusters

Cluster federation enables clusters across multiple regions, including other cloud providers or on-premise Kubernetes installations. It is useful for super high availability or for super scalability. With IP aliases, Kubernetes Engine clusters can allocate pod IP addresses from a CIDR block known to GCP. This allows your cluster to interact with other cloud platform products and entities, and also allows more scalable clusters. Cluster federation is useful when you want to deploy resources across more than one cluster, region, or cloud provider. You may want to do this to enable high availability, offer greater geographic coverage for your app, use more than one cloud provider, combine cloud provider and on-premise solutions, ...