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Diagnosing Customer Rebalance Time Issues in Kafka

Danica Fine and Nikoleta Verbeck continue a series on Kafka performance troubleshooting:

At the surface, rebalancing seems simple. The number of consumers in the consumer group is changing, so the subscribed topic-partitions must be redistributed, right? Yes, but there’s a bit more going on under the hood and this changes depending on what kind of rebalancing is taking place.

Read on to learn more about how Kafka performs rebalancing and what might affect performance.

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