The Event Profiler is a text-based browser used to analyze application performance. It shows all of the events (method calls) sent among selected objects. You can use the Event Profiler to browse each event and trace the method call stack that led up to it. You can also use the Event Profiler to measure the number of messages that cross object space boundaries. The tool is very useful for reducing the number of remote message sends and determining the optimal boundaries to split an application between object spaces.

SST invocation handlers have various callbacks for sending or receiving requests and replies. The following callbacks are available for adding additional processing: