A Siddhi Application is a combination of multiple Siddhi executional elements. A Siddhi executional element can be a Siddhi Query or a Siddhi Partition. When defining a Siddhi application, you can specify a number of parallel instances to be created for each executional element, and how each executional element must be isolated for an SP instance. Based on this, the initial Siddhi application is divided into multiple Siddhi applications and deployed in different SP instances.
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When above siddhi application is deployed it creates a distributed processing chain as depicted in the image below.
As annotated in the Siddhi application, two passthough query groups are created to accept HTTP traffic and to send those events into the messaging layer. Other execution groups are created as per the given parallelism count. The execution group creation is summarized in the table below.
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