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What are use cases?
A use case is a written description of how users will perform tasks on your website.
It outlines, from a user's point of view,
a system's behavior as it responds to a request.
Each use case is represented as a sequence of simple steps,
beginning with a user's goal and ending when that goal is fulfilled.
1. Metrics: Aggregating statistics from distributed applications to produce centralized feeds of
operational data.
1. Log Aggregation Solution: Kafka can be used across an organization to collect logs from
multiple services and make them available in a standard format to multiple consumers.
1. Stream Processing: Popular frameworks such as Storm and Spark Streaming read data from a
topic, processes it, and write processed data to a new topic where it becomes available for
users and applications.