https://josedavidbaena.com Personal website and blog where I document thoughts, ideas, and interests in software engineering, web performance, and open source technologies. en-us josedab@gmail.com (José David Baena) josedab@gmail.com (José David Baena) Sun, 26 Jul 2026 00:00:00 GMT https://josedavidbaena.com/blog/kafka-protocol-internals/03-request-lifecycle https://josedavidbaena.com/blog/kafka-protocol-internals/03-request-lifecycle Trace a Kafka request through the broker's real thread and queue model, then diagnose p99 latency against a healthy baseline before changing knobs. Sun, 26 Jul 2026 00:00:00 GMT josedab@gmail.com (José David Baena) kafkadistributed-systemsperformancelatencyinternals