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Memory profile your JavaScript application

jaideepsingh
September 21, 2013
Programming
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840

Memory profile your JavaScript application

jaideepsingh

September 21, 2013
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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