Administering Heartbeats

Geographic Edition software uses heartbeats over the public network as a way for the individual clusters participating in partnerships to detect cluster failures at partner sites. The heartbeat monitor uses plug-in modules to query the heartbeat status of its partners.

This chapter contains the following sections:

• Introduction to Heartbeats

• Creating a Heartbeat

• Creating a Heartbeat Plug-in

• Modifying a Heartbeat Plug-in Property

• Deleting Heartbeats and Heartbeat Plug-ins

• Displaying Heartbeat Configuration Information

• Tuning the Heartbeat Properties

• Creating a Heartbeat That Uses a Custom Heartbeat Plug-in

• Configuring Heartbeat-Loss Notification