Raft

• Distributed Systems: Consensus, Consistency, and Fault Tolerance · 2025-10-20

  Fundamentals of distributed systems: failure models, consensus algorithms (Paxos, Raft), CAP theorem, consistency models, gossip, membership, CRDTs, and practical testing strategies like Jepsen.

• Raft Fast‑Commit and PreVote in Practice · 2020-11-09

  What fast‑commit and PreVote actually change in Raft, how they affect availability during leader changes, and where the footguns are.