Apache Kafka is an open-source event stream processing application. You can use it as a distributed publish-subscribe messaging system to decouple your business logic processes from data producers. Other use-cases include high-volume website activity tracking, server log aggregation, event sourcing, and commit log. Apache Kafka is highly scalable because it is a distributed system with better throughput and built-in replication. Apache Kafka can scale without downtime in a production environment......