Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Queues and the beanstalkd

Avatar for Daniel Cousineau Daniel Cousineau
February 06, 2015
Programming
720
1

Queues and the beanstalkd

Given at Sunshine PHP 2015

Avatar for Daniel Cousineau

Daniel Cousineau

February 06, 2015

More Decks by Daniel Cousineau

See All by Daniel Cousineau
Time is a Social Construct
Avatar for Daniel Cousineau dcousineau
1
690
React @ Scale
Avatar for Daniel Cousineau dcousineau
0
230
Frontend Performance & You
Avatar for Daniel Cousineau dcousineau
0
390
Feature Flags & You
Avatar for Daniel Cousineau dcousineau
2
120
React+Redux @ Scale
Avatar for Daniel Cousineau dcousineau
1
360
Reframing The Problem - DCJS July 2016
Avatar for Daniel Cousineau dcousineau
0
150
YAFT
Avatar for Daniel Cousineau dcousineau
2
160
How Not Writing PHP Makes You Better At PHP
Avatar for Daniel Cousineau dcousineau
0
410
JavaScript for PHP Developers
Avatar for Daniel Cousineau dcousineau
4
730

Other Decks in Programming

See All in Programming
技術記事、 専門家としてのプログラマ、 言語化
Avatar for Koutarou Chikuba mizchi
14
7.3k
TSKaigi Night Talks 2026_TypeScriptでサプライチェーンの整合性を型に閉じ込める
Avatar for ギークプラス ソフトウェア事業部 geekplus_tech
0
440
LLMによるContent Moderationの本番運用の裏側と品質担保への挑戦
Avatar for suikabar suikabar
3
840
AI時代の仕事技芸論〜ソフトウェア開発で「遊ぶように働く」職人的熟達のすすめ（スクフェス仙台 2026バージョン）
Avatar for Yoshihito Kuranuki / 倉貫義人 kuranuki
0
550
AI駆動開発を妨げる技術的負債の解消アプローチ / ai-refactoring-approach
Avatar for MinoDriven minodriven
17
8.8k
Vite+ Unified Toolchain for the Web
Avatar for Naoki Haba naokihaba
0
730
壊れたパーサから始める関数型設計と構成的なパーサ #fp_matsuri
Avatar for ライガー raiga0310
2
190
ランチタイムLT会3周年！ランチタイムLT会を3年間続けられたお話
Avatar for y-ohgi y0hgi
1
140
ローカルLLMでどこまでコードが書けるか -縮小版 /　How much code can be written on a local LLM Shortened
Avatar for Naoki Kishida kishida
2
180
任せる範囲はこう広がった / How the Scope of AI Delegation Has Expanded
Avatar for nrs nrslib
1
240
決定論的オーケストレーションの設計と実装 / Design and Implementation of Deterministic Orchestration
Avatar for nrs nrslib
4
1.6k
過去最大のMCPアップデート! 2026-07-28 RC版の謎に迫る
Avatar for matsukada licux
6
460

Featured

See All Featured
Build The Right Thing And Hit Your Dates
Avatar for Maggie C. maggiecrowley
39
3.2k
The Art of Programming - Codeland 2020
Avatar for Erika Heidi erikaheidi
57
14k
Ethics towards AI in product and experience design
Avatar for Skipper Chong Warson skipperchong
2
330
From π to Pie charts
Avatar for Rasagy Sharma rasagy
0
230
Speed Design
Avatar for Sergey Chernyshev sergeychernyshev
33
1.9k
The State of eCommerce SEO: How to Win in Today's Products SERPs - #SEOweek
Avatar for Aleyda Solis aleyda
2
11k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
6
1.2k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
210k
jQuery: Nuts, Bolts and Bling
Avatar for Doug Neiner dougneiner
66
8.5k
Into the Great Unknown - MozCon
Avatar for Noah Learner thekraken
41
2.6k
Design in an AI World
Avatar for tapps tapps
1
260
The B2B funnel & how to create a winning content strategy
Avatar for Katarina Dahlin katarinadahlin
PRO
1
420

Transcript

  1. QUEUES & THE GIANT BEANSTALKD

  2. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM @dcousineau

  3. @croscon

  4. None
  5. None

  6. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM USE

    CASE

  7. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  8. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  9. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  10. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM THEORY

  11. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM QUEUE:

    The Data Structure

  12. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM FIFO

  13. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Synchronous

    Computation N seconds m Seconds n+m seconds

  14. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A

    Fetch Z Work Z 5 5 Synchronous Computation

  15. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A

    Fetch Z Work Z 5 10 10 Work 5 Synchronous Computation

  16. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Z

    15 5 10 A Fetch Z Work 5 10 Work 15 Synchronous Computation

  17. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Asynchronous

    Computation N seconds m Seconds N seconds

  18. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Asynchronous

    Computation Multi-Threading Multi-Process Memory Thread Thread Thread process process process memory Memory Memory

  19. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Race

    Condition A B Fetch Z Work Z 5 5 Work Fetch Z 5

  20. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Race

    Condition A B Fetch Z Work Z 5 10 Work 10 Work Fetch Z 5 5

  21. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Race

    Condition A B Fetch Z Fetch Z Work Z 5 5 Work 10 Work 15 15 5 10

  22. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Locking

    A B Fetch Z Z 5 5 Fetch Z A Work

  23. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Locking

    A B Fetch Z Fetch Z Work Z 5 Work 15 15 15 B 5 A wait wait

  24. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Locking

    A B Fetch Z Fetch Z Work Z 5 Work 15 15 Work 25 25 15 B 5 A wait wait

  25. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Dead

    Locking A B Fetch Z Z 5 5 Fetch Y A Y 10 B 10

  26. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Dead

    Locks A B Fetch Z Z 5 5 Fetch Y A Y 10 B 10 Fetch Y Fetch Z

  27. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Dead

    Locks A B Fetch Z Z 5 5 Fetch Y A Y 10 B 10 Fetch Y Fetch Z wait wait wait wait wait wait wait wait wait

  28. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM QUEUING

  29. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job

    1 job 2 worker 1 worker 2

  30. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job

    1 job 2 job 3 worker 1 worker 2 reserve job 1

  31. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job

    1 job 2 job 3 worker 1 worker 2 reserve job 1 job 2

  32. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job

    2 job 3 worker 1 worker 2 Completed Reserve job 3 job 2

  33. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job

    3 worker 1 worker 2 job 3

  34. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker

    1 worker 2

  35. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM queue

    worker worker worker web app cron daemon db

  36. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker

    input output

  37. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM do

    work update database or save file[s] or new job all data necessary to complete job

  38. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM resize

    image make thumbs Original Location thumbnail[s] image file new Name[s]

  39. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM compute

    stats account Report account id account data

  40. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM add

    to master report account report

  41. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM post

    tweet api response twitter id access tokens tweet text metadata

  42. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM update

    database api response

  43. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM EXAMPLE

  44. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM http://kr.github.io/beanstalkd/

  45. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  46. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  47. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM

  48. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM https://github.com/dcousineau/queues-example

  49. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM TIPS

  50. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Either

    Read, or Write, never both

  51. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM If

    you write, design for OVERWRITE

  52. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 worker 1 worker 2 A: ? B: ?

  53. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 A: ? B: ?

  54. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 B: 20 A: ? B: ?

  55. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:

    20 B: 25 worker 1 worker 2 Completed Reserve B: 25 B: 20 A: 10 B: ?

  56. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:

    25 worker 1 worker 2 B: 25 A: 10 B: 20

  57. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker

    1 worker 2 A: 10 B: 25

  58. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 worker 1 worker 2 A: ? B: ?

  59. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 A: ? B: ?

  60. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:

    10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 B: 20 A: ? B: ?

  61. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:

    20 B: 25 worker 1 worker 2 Completed Reserve B: 25 B: 20 A: 10 B: ?

  62. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:

    25 worker 1 worker 2 A: 10 B: 25 B: 20

  63. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker

    1 worker 2 A: 10 B: 20 B: 25 Completed Reserve B: 25

  64. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker

    1 worker 2 A: 10 B: 25

  65. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM queue

    worker web app cron db

  66. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM scheduler

    Every X minutes, check: “What should be done NOW” worker db web app Assume DB is up to date

  67. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM its

    fine to run a process let it die then resurrect it

  68. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM OR:

    have long running process listen for jobs fork single-run job process

  69. DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Keep

    jobs & workers small keep surface area for failures small

  70. THANKS. FOR YOUR ATTENTION DANIEL COUSINEAU // FOLLOW ME :

    @DCOUSINEAU OR HTTP://DCOUSINEAU.COM https://joind.in/13443 http://bit.ly/queues-ssp15