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November 12, 2020 | Episode 128

Why Kafka Streams Does Not Use Watermarks ft. Matthias J. Sax

  • Transcript
  • Notes

Do you ever feel like you’re short on time? Well, good news! Confluent Software Engineer Matthias J. Sax is back to discuss how event streaming has changed the game, making time management more simple yet efficient. 

Matthias explains what watermarking is, the reasons behind why Kafka Streams doesn’t use them, and an alternative approach to watermarking informally called the “slack time approach.” 

Later, Matthias discusses how you can compare “stream time,” which is the maximum timestamp observed, to the watermark approach as a high-time watermark. Stick around for the end of the episode, where Matthias reveals other new approaches in the pipeline. Learn how to get the most out of your time on today’s episode of Streaming Audio!

Continue Listening

Episode 129November 18, 2020 | 50 min

Distributed Systems Engineering with Apache Kafka ft. Roger Hoover

Roger Hoover, one of the first engineers to work on Confluent Cloud, joins Tim Berglund to chat about the evolution of Confluent Cloud, all the stages that it’s been through, and the lessons he’s learned on the way.

Episode 130November 23, 2020 | 44 min

Multi-Tenancy in Apache Kafka ft. Anna Pozvner

Anna Povzner kicks off the conversation with Tim Berglund by explaining what multi-tenancy is, why it is worthy to be desired, and advantages over single-tenant architecture. By putting more applications and use cases on the same Kafka cluster instead of having a separate Kafka cluster for each individual application and use case, multi-tenancy helps minimize the costs of physical machines and also maintenance.

Episode 131December 2, 2020 | 60 min

Tales From The Frontline of Apache Kafka Devops ft. Jason Bell

Jason Bell (Apache Kafka® DevOps Engineer, digitalis.io, and Author of “Machine Learning: Hands-On for Developers and Technical Professionals” ) delves into his 32-year journey as a DevOps engineer and how he discovered Apache Kafka.

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