Zab vs. Paxos - Apache ZooKeeper - Apache Software FoundationIs Zab just a special implementation of Paxos?No, Zab is a different protocol than Paxos, although it shares with it some key aspects, as for example: A leader proposes values to the followersLeaders wait for acknowledgements from a quorum of followers before considering a proposal committed (learned)Proposals include epoch numbers, which are similar to ballot numbers in PaxosThe main conceptual d
https://www.semanticscholar.org/paper/Zab%3A-High-performance-broadcast-for-primary-backup-Junqueira-Reed/b02c6b00bd5dbdbd951fddb00b906c82fa80f0b3?p2df
