Change the clusters that participate in a heartbeat and the heartbeat parameters at any time.
Enter a name for the heartbeat that is indicative of the generating it.
In the Cluster List for Heartbeat table, check the box preceding the line item for each cluster that you want to participate in the heartbeat. Clear the check box to exclude clusters from the heartbeat list.
Click the ... (edit) button in the Settings column to specify the value for the Arguments attribute, the timeout options, and the interval options. Click Save to exit these options and save your isolations.