Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Queues and the beanstalkd
Search
Daniel Cousineau
February 06, 2015
Programming
710
1
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Queues and the beanstalkd
Given at Sunshine PHP 2015
Daniel Cousineau
February 06, 2015
More Decks by Daniel Cousineau
See All by Daniel Cousineau
Time is a Social Construct
dcousineau
1
680
React @ Scale
dcousineau
0
230
Frontend Performance & You
dcousineau
0
380
Feature Flags & You
dcousineau
2
120
React+Redux @ Scale
dcousineau
1
360
Reframing The Problem - DCJS July 2016
dcousineau
0
150
YAFT
dcousineau
2
160
How Not Writing PHP Makes You Better At PHP
dcousineau
0
410
JavaScript for PHP Developers
dcousineau
4
720
Other Decks in Programming
See All in Programming
Technical Debt: Understanding it Rightly, Engaging it Rightly #LaravelLiveJP
shogogg
0
230
エージェンティックRAGにAWSで入門しよう!
har1101
8
1.6k
Snowflake Summitでの新機能 CoCo / CoWork / snowflake-summit-2026-overall-what-new-coco
tatsuhiro
1
130
さぁV100、メモリをお食べ・・・
nilpe
0
140
Semantic Version 単位で戦略を柔軟に変えて、パッケージアップデートを自動化する
daitasu
1
240
フロントエンドとバックエンドで「1文字」を揃えよう
youkidearitai
PRO
0
690
メソッドのジェネリクスでGoの夢は広がるか? / Kyoto.go #65
utgwkk
3
770
ECSアプリログをFireLensでコスト削減しようとしたけど諦めた話 in Fargate×Node.js
akihisaikeda
2
4.2k
そのテスト、説明できますか?~LWテスト戦略FW~のご紹介
nakahara
0
120
Dataformのリポジトリを立ち上げるときにまずやること / dataform-day0-2026
snhryt
0
160
RTSPクライアントを自作してみた話
simotin13
0
610
ローカルLLMでどこまでコードが書けるか -拡張版 / How much code can be written on a local LLM Extended
kishida
11
4.1k
Featured
See All Featured
State of Search Keynote: SEO is Dead Long Live SEO
ryanjones
0
200
The Hidden Cost of Media on the Web [PixelPalooza 2025]
tammyeverts
2
330
What Being in a Rock Band Can Teach Us About Real World SEO
427marketing
0
250
Designing for Performance
lara
611
70k
Build your cross-platform service in a week with App Engine
jlugia
234
18k
WENDY [Excerpt]
tessaabrams
11
38k
How to audit for AI Accessibility on your Front & Back End
davetheseo
0
430
Amusing Abliteration
ianozsvald
1
200
Dominate Local Search Results - an insider guide to GBP, reviews, and Local SEO
greggifford
PRO
0
190
B2B Lead Gen: Tactics, Traps & Triumph
marketingsoph
0
150
Making Projects Easy
brettharned
120
6.7k
Building a Scalable Design System with Sketch
lauravandoore
463
34k
Transcript
QUEUES & THE GIANT BEANSTALKD
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM @dcousineau
@croscon
None
None
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM USE
CASE
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM THEORY
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM QUEUE:
The Data Structure
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM FIFO
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Synchronous
Computation N seconds m Seconds n+m seconds
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A
Fetch Z Work Z 5 5 Synchronous Computation
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A
Fetch Z Work Z 5 10 10 Work 5 Synchronous Computation
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Z
15 5 10 A Fetch Z Work 5 10 Work 15 Synchronous Computation
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Asynchronous
Computation N seconds m Seconds N seconds
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
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Race
Condition A B Fetch Z Work Z 5 5 Work Fetch Z 5
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
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
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Locking
A B Fetch Z Z 5 5 Fetch Z A Work
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
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
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
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
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
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM QUEUING
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job
1 job 2 worker 1 worker 2
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job
1 job 2 job 3 worker 1 worker 2 reserve job 1
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job
1 job 2 job 3 worker 1 worker 2 reserve job 1 job 2
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job
2 job 3 worker 1 worker 2 Completed Reserve job 3 job 2
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM job
3 worker 1 worker 2 job 3
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker
1 worker 2
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM queue
worker worker worker web app cron daemon db
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker
input output
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
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM resize
image make thumbs Original Location thumbnail[s] image file new Name[s]
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM compute
stats account Report account id account data
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM add
to master report account report
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM post
tweet api response twitter id access tokens tweet text metadata
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM update
database api response
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM EXAMPLE
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM http://kr.github.io/beanstalkd/
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM https://github.com/dcousineau/queues-example
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM TIPS
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Either
Read, or Write, never both
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM If
you write, design for OVERWRITE
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:
10 B: 20 worker 1 worker 2 A: ? B: ?
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:
10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 A: ? B: ?
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: ?
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: ?
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:
25 worker 1 worker 2 B: 25 A: 10 B: 20
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker
1 worker 2 A: 10 B: 25
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:
10 B: 20 worker 1 worker 2 A: ? B: ?
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM A:
10 B: 20 B: 25 worker 1 worker 2 reserve A: 10 A: ? B: ?
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: ?
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: ?
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM B:
25 worker 1 worker 2 A: 10 B: 25 B: 20
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker
1 worker 2 A: 10 B: 20 B: 25 Completed Reserve B: 25
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM worker
1 worker 2 A: 10 B: 25
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM queue
worker web app cron db
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
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM its
fine to run a process let it die then resurrect it
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM OR:
have long running process listen for jobs fork single-run job process
DANIEL COUSINEAU // FOLLOW ME : @DCOUSINEAU OR HTTP://DCOUSINEAU.COM Keep
jobs & workers small keep surface area for failures small
THANKS. FOR YOUR ATTENTION DANIEL COUSINEAU // FOLLOW ME :
@DCOUSINEAU OR HTTP://DCOUSINEAU.COM https://joind.in/13443 http://bit.ly/queues-ssp15