The default values affecting message timeout and retry are set to account for most typical installations. However, it is possible to change these values to more closely match your communications environment.
The values can be adjusted in one of these ways:
In the first method above, the message traffic is adjusted to one of three communications levels. The normal level is the default and is described in detail in Heartbeat monitoring.
The second method should normally be done only under the advisement of an expert.
The Change Cluster Resource Services (QcstChgClusterResourceServices) API describes details on both methods.