Applies To: Windows Server 2008
In a failover cluster, the storage must function correctly so that each node can read and write cluster configuration information or data. Only one server at a time should be able to access a given disk (volume) in the cluster storage. Configuration or hardware problems that prevent access to the storage can disrupt the function of the cluster.
The following is a list of all aspects that are part of this managed entity:
In a failover cluster, most clustered services or applications use at least one disk, also called a disk resource, that you assign when you configure the clustered service or application. Clients can use the clustered service or application only when the disk is functioning correctly.