Complex Event Processing (CEP) is a fascinating concept that has been around for a number of years now. Tim Bass of the Complex Event Processing blog (http://www.thecepblog.com/) nicely describes CEP as:
Complex event processing (CEP) is an emerging network technology that creates actionable, situational knowledge from distributed message-based systems, databases and applications in real time or near real time.
Simply put, we take individual event streams, and use existing knowledge to correlate items that are related and can tell a bigger story. These events could be infrastructure focused or business focused within a messaging environment. Systems typically disseminate events that are contextual to the local system, but when you take a step back and observe the array of message types produced by your system catalog, you have the opportunity to identify patterns and model more complex aggregate events. Taken individually, the registration of...