Big Data Technology & Architecture
May 7, 2021 · Fundamentals
Understanding Kafka’s Transition from ZooKeeper to KRaft: Controller Quorum and Raft‑Based Consensus
This article explains how Kafka is moving away from ZooKeeper by introducing the KRaft protocol, describing the Controller Quorum mechanism, Raft‑style state machine, message types, leader election, metadata log replication, and safety guarantees in a distributed system.
ConsensusController QuorumKRaft
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