pv0 to Hero: A Brief History of the Consensus Protocol

July 12, 2018
Presented by MongoDB's Pavi Vetriselvan at MongoDB World 2018. Consensus is hard. Have you and your friends ever agreed on a place to eat? Me either. In distributed systems, a consensus algorithm determines how multiple nodes agree on a consistent state in spite of failures. In this talk, I'll provide an overview of the MongoDB consensus algorithm used in replica sets. This algorithm is based on Raft.
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