You can use the Cluster State tab of the Administration menu item to to see your cluster’s name, state, and to shut down the whole cluster.
This page is available only to admin users.
Cluster Name: The name of the cluster as configured in the cluster’s
Cluster State: The current state of the cluster. To learn about changing the state, see Changing the Cluster State.
Cluster Shutdown: Trigger a graceful cluster-wide shutdown. See Shutting Down Members and Clusters.
For details about cluster states, see Cluster and Member States in the Platform documentation.