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

Memory profile your JavaScript application

Avatar for jaideepsingh jaideepsingh
September 21, 2013
Programming
880
0

Memory profile your JavaScript application

Avatar for jaideepsingh

jaideepsingh

September 21, 2013

More Decks by jaideepsingh

See All by jaideepsingh
Mobile app analytics
Avatar for jaideepsingh jaideepsingh
0
140
Measuring the in-broswer experience
Avatar for jaideepsingh jaideepsingh
0
93
HTML5
Avatar for jaideepsingh jaideepsingh
1
220
The mechanics of iconography
Avatar for jaideepsingh jaideepsingh
0
170
Interactive prototyping
Avatar for jaideepsingh jaideepsingh
2
110
AngularJS
Avatar for jaideepsingh jaideepsingh
1
360
Tools and techniques to validate visual design
Avatar for jaideepsingh jaideepsingh
0
200

Other Decks in Programming

See All in Programming
AI駆動開発で崩れていくコードベースを立て直す
Avatar for Kyoko NR kyoko_nr_nr
1
410
AIエージェントの隔離技術の徹底比較
Avatar for kawayu kawayu
0
450
OCRを使ってゲームのアイテムをデータ化する
Avatar for Kishikawa Katsumi kishikawakatsumi
0
130
IBM Bobを活用したレガシーアプリの最新化
Avatar for Akira Onishi (IBM) oniak3ibm
PRO
0
120
新規プロダクトを高速で生み出すハーネスエンジニアリング
Avatar for Ryohei Ikegami seanchas116
19
7.8k
TSKaigi 2026 TypeScriptバックエンドのオブザーバビリティ戦略 — Datadog × NestJSの実践
Avatar for Taisei Yamamoto taiseiyamamotoan
1
210
inferと仲良くなる10分間
Avatar for ryokatsuse ryokatsuse
1
330
プロパティの順序で型推論が壊れる!? TypeScript6.0の修正からContext-Sensitivityの仕組みを追う
Avatar for おおいし bicstone
2
1.3k
net-httpのHTTP/2対応について
Avatar for NARUSE, Yui naruse
0
410
The Arts and Crafts of Work in the AI Era — Toward Mastery in Software Development
Avatar for Yoshihito Kuranuki / 倉貫義人 kuranuki
1
700
Stage 3 Decorators でできること / できないこと / TSKaigi 2026
Avatar for Susisu susisu
1
1.4k
dRuby over BLE
Avatar for makicamel makicamel
1
270

Featured

See All Featured
Tips & Tricks on How to Get Your First Job In Tech
Avatar for Honza Javorek honzajavorek
1
520
Become a Pro
Avatar for Speaker Deck speakerdeck
PRO
31
6k
The Illustrated Children's Guide to Kubernetes
Avatar for Chris Short chrisshort
51
52k
XXLCSS - How to scale CSS and keep your sanity
Avatar for Zaharenia Atzitzikaki sugarenia
250
1.3M
SEO Brein meetup: CTRL+C is not how to scale international SEO
Avatar for Linda Hogenes lindahogenes
1
2.7k
Refactoring Trust on Your Teams (GOTO; Chicago 2020)
Avatar for Rebecca Miller-Webster rmw
35
3.5k
Leading Effective Engineering Teams in the AI Era
Avatar for Addy Osmani addyosmani
9
2k
Ruling the World: When Life Gets Gamed
Avatar for Sebastian Deterding codingconduct
0
240
Lightning Talk: Beautiful Slides for Beginners
Avatar for Ines Montani inesmontani
PRO
2
560
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
Avatar for Irina Nazarova irinanazarova
9
1.4k
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
Avatar for Dr. Kim W Petersen kimpetersen
PRO
0
340
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
9
850

Transcript

  1. Memory Profile your JS App Jaideep Singh

  2. Memory leak

  3. JavaScript Engines V8 SpiderMonkey Caracan Chakra

  4. V8 (Google Chrome) Base compiler Object model Runtime profiler Optimizing

    compiler Deoptimization Garbage collector

  5. The Garbage Collector * Picture credits: Smashing magazine

  6. De-referencing misconceptions Use of delete Use of null Global variables

  7. Use of delete

  8. Use of null

  9. Global variables

  10. None

  11. The Rules Scoping the variables Unbinding event listeners Cleaning cache

  12. The Leaks Functions Closures Timers

  13. Functions

  14. Closures

  15. Timers

  16. Profiling your app Profiling Memory snapshots

  17. Thanks! @_jaideep