Zookeeper

The video tutorial explains the role of Zookeeper in managing Kafka brokers, including leader election and notification handling. It highlights the importance of Zookeeper in production environments, where it operates with an odd number of servers. The tutorial also covers the leader and follower concept in Zookeeper, and how Kafka manages consumer offsets in its topics, isolating them from Zookeeper. Finally, it describes the interaction between Zookeeper and Kafka clusters, emphasizing the need for a well-configured setup.

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