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Netdev 0x16 - Keynote: It's Time to Replace TCP in the Datacenter

netdevconf · talk · Watch on YouTube

Networking & internet infrastructureDistributed systems

What it is

John Ousterhout's Netdev 0x16 keynote arguing that nearly every aspect of TCP is wrong for the datacenter, from connections and streams to reliable delivery and congestion control. He presents the case for a replacement protocol.

Why Hacker News recommends it

Recommended as the thorough case for replacing TCP in datacenters and for Ousterhout's Homa protocol.

  • 2 people recommended it
  • 2 different months
  • 2 strong recommendations
  • first 2023, last 2023

What HN commenters said

  1. “Ousterhout is right, and the data shows he is right.”

    Ousterhout explains Homa and replacing TCP

    hardwaresofton, 2023-02 · Strong recommendation · in “It's TCP vs. RPC All over Again”

  2. “The Netdev talk I've linked below is really good”

    Thorough presentation of microsecond-scale RPC goals

    eklitzke, 2023-03 · Strong recommendation · in “RPC vs. TCP (Redux)”

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

Topics: tcp, homa, john ousterhout, rpc, datacenter networking, congestion control

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