4 docs tagged with "consensus"

Crash-fault vs Byzantine-fault consensus, when BFT is needed, and the operational tradeoffs of protocols such as PBFT and HotStuff.

Core distributed systems concepts including consensus algorithms, leader election, vector clocks, distributed transactions, fault tolerance, and the fallacies of distributed computing.

A comprehensive guide comparing Apache Kafka's legacy ZooKeeper architecture with the modern KRaft (Kafka Raft) metadata mode — covering internal mechanics, failure scenarios, migration strategies, and production deep dives for senior engineers.

A comprehensive guide to the Raft Consensus Algorithm — covering leader election, log replication, safety guarantees, and how it is implemented in Apache Kafka's KRaft metadata mode.