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
Stack Overflow - it's all about performance
Search
Marco Cecconi
November 07, 2014
Programming
2
710
Stack Overflow - it's all about performance
Slides of the presentation given in November 2014 at Øredev
Marco Cecconi
November 07, 2014
Tweet
Share
More Decks by Marco Cecconi
See All by Marco Cecconi
Stack Overflow - It's all about performance - Codemotion Rome 2015
sklivvz
0
880
L'architettura di Stack Overflow, {codemotion} Milano 2014
sklivvz
0
650
Guerrilla Programming - code.talks 2014
sklivvz
0
650
The Architecture of Stack Overflow - Merge Lisbon 2014
sklivvz
4
410
The Architecture of Stack Overflow - Info Share 2014
sklivvz
3
650
The Architecture of Stack Overflow - Dev Sum 2014
sklivvz
2
620
The Architecture of Stack Overflow - QCon Japan 2014
sklivvz
2
240
The Architecture of StackOverflow - QCon China 2014
sklivvz
1
250
The Localization of Stack Overflow- QCon China 2014
sklivvz
1
390
Other Decks in Programming
See All in Programming
GPUを計算資源として使おう!
primenumber
1
250
システム成長を止めない!本番無停止テーブル移行の全貌
sakawe_ee
1
360
Git Sync を超える!OSS で実現する CDK Pull 型デプロイ / Deploying CDK with PipeCD in Pull-style
tkikuc
4
350
PicoRuby on Rails
makicamel
2
140
『自分のデータだけ見せたい!』を叶える──Laravel × Casbin で複雑権限をスッキリ解きほぐす 25 分
akitotsukahara
2
660
AI駆動のマルチエージェントによる業務フロー自動化の設計と実践
h_okkah
0
230
Rails Frontend Evolution: It Was a Setup All Along
skryukov
0
280
「App Intent」よくわからんけどすごい!
rinngo0302
1
100
ふつうの技術スタックでアート作品を作ってみる
akira888
1
1.3k
Claude Code + Container Use と Cursor で作る ローカル並列開発環境のススメ / ccc local dev
kaelaela
12
7k
テストから始めるAgentic Coding 〜Claude Codeと共に行うTDD〜 / Agentic Coding starts with testing
rkaga
15
5.6k
Porting a visionOS App to Android XR
akkeylab
0
680
Featured
See All Featured
Practical Orchestrator
shlominoach
189
11k
Designing for Performance
lara
610
69k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
161
15k
Why Our Code Smells
bkeepers
PRO
337
57k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
50k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.6k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
970
Gamification - CAS2011
davidbonilla
81
5.4k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
8
340
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Transcript
Marco Cecconi @sklivvz http://sklivvz.com
ARCHITECTURE? WHAT THE HECK IS THAT?
None
None
Grew to 130 sites (+20%) Global site rank went from
#56 to #44 (-12)
None
*source: Quantcast, Alexa #50-‐ish network for traffic* (between imdb.com
and t.co)
None
None
None
None
None
None
None
None
None
None
None
None
None
http://stackexchange.com/performance
Agile
BAT!CAVE Code-build-test cycle running on home machine feature requests
BAT!CAVE DEV.SO Test on the real servers git push
BAT!CAVE DEV.SO META.SE 1-click deploy Users test on meta.stackexchange.com (“baking”)
git push
BAT!CAVE DEV.SO META.SE 1-click deploy HALP! git revert git push
BAT!CAVE DEV.SO NETWORK META.SE 1-click deploy git push 1-click deploy
It’s live! Tons of users use it…
BAT!CAVE DEV.SO NETWORK META.SE 1-click deploy git push 1-click deploy
…and provide new feature requests
Move fast and break things* * Not the home
page or question page :-)
Move fast and break things* * Not the home
page or question page :-)
Abusing caching
None
None
None
Our frienemy: The Garbage Collector
None
None
None
None
None
None
Cache abuse to help GC
None
None
Compiler abuse to help GC
None
None
None
None
IRepository<Order> orderRepository = container.Resolve<IRepository<Order>>();
Order order = orderRepository.Get(35); Ye olde dependency injection
None
IRepository<Order> repository = new ValidatingOrderRepository (
new SecurityRepository<Order> ( new LoggingRepository<Order> ( new CachingRepository<Order> ( new NHibernateRepository<Order> () ) ) ) ); Order order = repository.Get(35);
Our source code
None
None
None
None
None
None
YAGNI* * You Ain’t Gonna Need It!
Libraries and open source
None
None
None
Wrap code in libraries and open source it
None
None
“SUPERHERO” CODING
None
TOOLS LEVEL: “NINJA”
• Performance is a feature • Always.
Be. Shipping. • Use your circumstances. • Open source your libraries • 3 obscenely big monitors. KEY TAKEAWAYS
None
Marco Cecconi @sklivvz http://sklivvz.com we are hiring new ninjas from
anywhere in the world!