Sun Cluster 3.1 Concepts Guide

Cluster Membership

The main function of the CMM is to establish cluster-wide agreement on the set of nodes that participates in the cluster at any given time. This constraint is called the cluster membership.

To determine cluster membership, and ultimately, ensure data integrity, the CMM:

See Quorum and Quorum Devices for more information on how the cluster protects itself from partitioning into multiple separate clusters.