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Zach Tellman - Everything Will Flow

ClojureTV · talk · Watch on YouTube

Distributed systemsFunctional programmingSoftware performance & optimization

What it is

Zach Tellman's Clojure West talk covers the basics of queueing theory and its practical use in systems, including backpressure, how queues break down under load, and pitfalls of naive core.async use.

Why Hacker News recommends it

HN recommends it as a fascinating explanation of queues, flow control and overload that applies well beyond Clojure.

  • 4 people recommended it
  • 5 different months
  • 1 strong recommendations
  • first 2015, last 2022

What HN commenters said

  1. “I highly recommend watching this talk by Zach”

    Material on flow control and queues in concurrency.

    stingraycharles, 2019-02 · Strong recommendation · in “Fearless Concurrency: Clojure, Rust, Pony, Erlang and Dart”

  2. “a very nice video from ClojureWest about queues in system architectures”

    Queues everywhere; trouble shows up first in p99 latencies.

    cabacon, 2015-06 · Recommendation · in “What happens when you add a new teller? (2008)”

  3. “he offers some great thoughts about queues and backpressure in”

    Thoughts about queues and backpressure.

    lkrubner, 2016-03 · Recommendation · in “Ask HN: What are some examples of beautiful software?”

  4. “It's a fascinating talk.”

    Handling backpressure, with war stories about overload and S3.

    susan_hall, 2016-08 · Recommendation · in “Notes on Distributed Systems for Young Bloods (2013)”

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

Topics: queues, backpressure, clojure, latency, distributed systems

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