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Paxos lecture (Raft user study)

Diego Ongaro · lecture · Watch on YouTube

Distributed systemsUniversity lectures & courses

What it is

John Ousterhout's slides-and-voiceover lecture on Paxos, made for the Raft user study comparing how students learn Raft and Paxos. It is a full introduction to the Paxos consensus algorithm.

Why Hacker News recommends it

Recommended as a clear, lucid way to learn Paxos and Multi-Paxos, ideally alongside the companion Raft video.

  • 6 people recommended it
  • 6 different months
  • 2 strong recommendations
  • first 2013, last 2024

What HN commenters said

  1. “The 2 videos do an excellent job of explaining both the Paxos and Raft algorithms and the key differences between them.”

    Lucid Paxos and Raft explanation with clear narration and slides.

    krat0sprakhar, 2014-10 · Strong recommendation · in “The Raft Consensus Algorithm”

  2. “This youtube video was particularly helpful in learning about consensus algorithms, specifically Paxos/MultiPaxos”

    Walks through Paxos/MultiPaxos and optimizations toward Raft.

    cljacoby, 2024-02 · Strong recommendation · in “The leadership myth in replicated databases (2023)”

  3. “i found the videos from the raft user study to be very well done (and easier to understand than even their paper)”

    Clear lecture comparing Raft and Paxos.

    tomjohnson3, 2013-09 · Recommendation · in “ZooKeeper vs. Doozer vs. Etcd”

  4. “Here is a good video on Paxos”

    Overview of Paxos.

    brutus1213, 2017-03 · Recommendation · in “Paxos in 25 Lines”

  5. “For learning Paxos I like this video”

    Good video for learning Paxos.

    ahelwer, 2020-04 · Recommendation · in “Debugging Distributed Systems”

  6. “Raft is very similar to Multi-Paxos.”

    User study material comparing understandability of Raft and Paxos.

    ignoramous, 2021-07 · Recommendation · in “Paxos vs. Raft: Have we reached consensus on distributed consensus?”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: paxos, raft, distributed consensus, multi-paxos, distributed systems

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