Description: Distributed event processing is the technique of processing events across multiple distributed systems. This methodology allows different components of a computer system, which may be located in different geographies, to collaborate and communicate with each other to manage and respond to events in real-time. In a distributed event processing environment, events can be generated by various sources, such as sensors, applications, or users, and are sent over a network to be processed by different nodes. Each node can perform specific tasks, such as filtering, analyzing, or aggregating data, before sending the results to other nodes or systems. This architecture not only improves the efficiency and scalability of data processing but also allows for greater resilience, as the failure of one node does not necessarily affect the system as a whole. Furthermore, distributed event processing is crucial in applications that require rapid, real-time responses, such as monitoring systems, streaming data analysis, and various other technology domains. In summary, this technique is essential for creating robust and efficient systems that can effectively handle large volumes of data and events.