Concepts

Management Cluster. An OpenShift cluster which hosts HyperShift and zero to many Hosted Clusters.

Hosted Cluster. An OpenShift API endpoint managed by HyperShift.

Hosted Control Plane. An OpenShift control plane running on the Management Cluster which is exposed by a Hosted Cluster's API endpoint. The component parts of a control plane include etcd, apiserver, kube-controller-manager, vpn, etc.

Hosted Control Plane Infrastructure. Resources on the Management Cluster or external cloud provider which are prerequisites to running Hosted Control Plane processes.

Management Cluster Infrastructure: network, compute, storage, etc. of the Management Cluster.

Hosted Cluster Infrastructure: network, compute, storage, etc. that exist in customer cloud account.