Managing Serviceguard 14th Edition, June 2007

Cluster and Package Maintenance
Managing the Cluster and Nodes
Chapter 7340
Automatically Restarting the Cluster
You can configure your cluster to automatically restart after an event,
such as a long-term power failure, which brought down all nodes in the
cluster. This is done by setting AUTOSTART_CMCLD to 1 in the
/etc/rc.config.d/cmcluster file.