cluster heartbeat interval

cluster heartbeat interval controls the interval that cluster instances use to send and check the heartbeat status.

Summary Information

Default value


Valid values

1– 127



Display level


Required role

System administrator

Configuration group

Shared Disk Cluster

Using a lower value for cluster heartbeat interval reduces the failure detection time but increases the risk of a false failure because of a transient problem (such as an overloaded CPU). Tuning cluster heartbeat interval to a larger value reduces the risk of a false failure but increases the time needed to detect a failure.