Observing Node.js

Observing Node.js

JSConf via YouTube Direct link

Observing Node.js James Snell

1 of 19

1 of 19

Observing Node.js James Snell

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Observing Node.js

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  1. 1 Observing Node.js James Snell
  2. 2 What's happening inside?
  3. 3 Your Challenge: In what order will the statements be printed?
  4. 4 Four Critical Concepts
  5. 5 The Microtask Queue
  6. 6 The event loop executes only one task at a time.
  7. 7 When JavaScript is running the Event Loop is not
  8. 8 Event Loop Delay
  9. 9 JavaScript is not asynchronous.
  10. 10 Bootstrap » Main Event Loop
  11. 11 Bootstrap: Node.js loads it's own JavaScript...
  12. 12 Main: Node.js loads and executes user code...
  13. 13 Event Loop: Started after main scope exits...
  14. 14 First Rule of Node.js Performance: Know when your code is running
  15. 15 Async Hooks
  16. 16 Bubble Profiling
  17. 17 Bootstrap Trace Events
  18. 18 Trick Question: Are Promises Asynchronous?
  19. 19 Trick Question: Do Promises execute concurrently?

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