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Make Data Work
September 11, 2018: Training & Tutorials
September 12–13, 2018: Keynotes & Sessions
New York, NY
Jun Rao

Jun Rao
Cofounder, Confluent


Jun Rao is the cofounder of Confluent, a company that provides a streaming data platform on top of Apache Kafka. Previously, Jun was a senior staff engineer at LinkedIn, where he led the development of Kafka, and a researcher at IBM’s Almaden research data center, where he conducted research on database and distributed systems. Jun is the PMC chair of Apache Kafka and a committer of Apache Cassandra.


1:10pm–1:50pm Thursday, 09/13/2018
Location: 1E 07/08 Level: Intermediate
Jun Rao (Confluent)
Average rating: ****.
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The controller is the brain of Apache Kafka and is responsible for maintaining the consistency of the replicas. Jun Rao outlines the main data flow in the controller, then describes recent improvements to the controller that allow it to handle certain edge cases correctly and increase its performance, which allows for more partitions in a Kafka cluster. Read more.