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
Come funziona Stack Overflow
Search
Marco Cecconi
February 26, 2014
Programming
1
330
Come funziona Stack Overflow
Slide dell'intervento a Community Days 2013
Marco Cecconi
February 26, 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
Stack Overflow - it's all about performance
sklivvz
2
700
Guerrilla Programming - code.talks 2014
sklivvz
0
640
The Architecture of Stack Overflow - Merge Lisbon 2014
sklivvz
4
410
The Architecture of Stack Overflow - Info Share 2014
sklivvz
3
640
The Architecture of Stack Overflow - Dev Sum 2014
sklivvz
2
610
The Architecture of Stack Overflow - QCon Japan 2014
sklivvz
2
230
The Architecture of StackOverflow - QCon China 2014
sklivvz
1
250
Other Decks in Programming
See All in Programming
Devinで実践する!AIエージェントと協働する開発組織の作り方
masahiro_nishimi
6
2.6k
REST API設計の実践 – ベストプラクティスとその落とし穴
kentaroutakeda
2
320
『Python → TypeScript』オンボーディング奮闘記
takumi_tatsuno
1
140
Babylon.js 8.0のアプデ情報を 軽率にキャッチアップ / catch-up-babylonjs-8
drumath2237
0
110
當開發遇上包裝:AI 如何讓產品從想法變成商品
clonn
0
2.6k
AIにコードを生成するコードを作らせて、再現性を担保しよう! / Let AI generate code to ensure reproducibility
yamachu
7
6.1k
ts-morph実践:型を利用するcodemodのテクニック
ypresto
1
540
Javaのルールをねじ曲げろ!禁断の操作とその代償から学ぶメタプログラミング入門 / A Guide to Metaprogramming: Lessons from Forbidden Techniques and Their Price
nrslib
1
290
Reactive Thinking with Signals, Resource API, and httpResource @Devm.io Angular 20 Launch Party
manfredsteyer
PRO
0
130
TSConfig Solution Style & subpath imports to switch types on a per-file basis
maminami373
1
180
Spring gRPC で始める gRPC 入門 / Introduction to gRPC with Spring gRPC
mackey0225
0
140
ワンバイナリWebサービスのススメ
mackee
10
7.5k
Featured
See All Featured
Dealing with People You Can't Stand - Big Design 2015
cassininazir
367
26k
Designing for Performance
lara
608
69k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
50k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
5
620
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
180
53k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
6
660
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Writing Fast Ruby
sferik
628
61k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
331
21k
Unsuck your backbone
ammeep
671
58k
Building Adaptive Systems
keathley
41
2.6k
Automating Front-end Workflow
addyosmani
1370
200k
Transcript
#CDays14 – Milano 25, 26 e 27 Febbraio 2014 COME
FUNZIONA STACK OVERFLOW Marco Cecconi @sklivvz http://stackoverflow.com/
Come Funziona Marco Cecconi @sklivvz
[email protected]
None
None
54° network per traffico a livello globale* …and 15° in
Italia, grazie! *source: Quantcast, Alexa
544,408,192 pagine servite negli ultimi 30 giorni* (~200,000,000 in piú
rispetto a Febbraio 2013) *source: Quantcast
None
web servers load balancers redis search database http(s) http rest
http protobuf sql sql protobuf tag engine
None
None
Stiamo ancora scalando “in su”…
YAGNI* Funziona. * You Ain’t Gonna Need It!
Pochi progetti :-)
Pochi progetti :-) Poche linee di codice :-)
Pochi progetti :-) Poche linee di codice :-) Eeek! Pochissimi
test :-S
Few projects :-) Few lines of code :-) Fantastica comunità
che ci aiuta :-D Eeek! very few tests :-S
BATCAVERNA
DEV.SO BATCAVERNA
META.SO DEV.SO BATCAVERNA
META.SO DEV.SO BATCAVERNA
META.SO NETWORK DEV.SO BATCAVERNA
Via veloce e spacca tutto
Via veloce e spacca tutto* * Non la home page
o le domande :-)
* Non la home page o le domande :-) Via
veloce e spacca tutto*
Cache a livello di rete (Browser, CDN, ecc.) Cache in
memoria server (HttpRuntime.Cache) Cache in memoria distribuita (Redis) Cache in memora SQL Server (384 giga di RAM!) Dischi a stato solido
None
None
None
None
None
* Fonte http://it.wikipedia.org/wiki/Reinventare_la_ruota
None
None
None
Reinventiamo ruote migliori! Liberiamo il sorgente delle ruote!
None
<3 I NERD
PROGRAMMIAMO SUL NUDO METALLO \m/
ASSUMIAMO IL MIGLIOR TALENTO, OVUNQUE
BAT CAVERNA
Ir=kag=omz=pqoapq=ftue,=ymknq=iq=omz=fmxw=vane1Zewxuhhl&efmowahqdrxai.oay $_='@mk=uf=radimdp1Z--&ewxuhhl';tr/=1m-za-l@&Z/ !a-zP@\n/&print; Marco Cecconi @sklivvz
[email protected]
Domande?
#CDays14 – Milano 25, 26 e 27 Febbraio 2014 Grazie
a Sponsor
#CDays14 – Milano 25, 26 e 27 Febbraio 2014 Q&A
Tutto il materiale di questa sessione su http://www.communitydays.it/ Lascia il feedback su questa sessione, potrai essere estratto per i nostri premi! Seguici su Twitter @CommunityDaysIT Facebook http://facebook.com/cdaysit #CDays14