NodeJS worker threads

This slide deck was presented at DevFest Live 2021

Transcript

1. USING NODE JS WORKER THREADS Srushtika Neelakantam | DevFest Live 2021
2. Developer Relations and Partner Engineer I’m @Srushtika
3. b @Srushtika | @ablyrealtime | @DevFestLive
4. PEER TO PEER STRATEGY @Srushtika | @ablyrealtime | @DevFestLive player1 player2 player3 player4 player5 O(n2) time complexity
5. CLIENT/SERVER STRATEGY server player1 player2 player3 @Srushtika | @ablyrealtime | @DevFestLive O(n) time complexity
6. b @Srushtika | @ablyrealtime | @DevFestLive
7. b @Srushtika | @ablyrealtime | @DevFestLive
8. HTTP @Srushtika | @ablyrealtime | @DevFestLive vs WEBSOCKETS
9. PUBLISH/ SUBSCRIBE PATTERN P.S. This is an old gif, Ably has moved on to new branding now @Srushtika | @ablyrealtime | @DevFestLive FEATURES • Presence • Message History • Integrations . . . INFRASTRUCTURE • Auto reconnection • Scale • Guaranteed delivery • Message ordering . . .
10. PUBLISHING THE GAME STATE @Srushtika | @ablyrealtime | @DevFestLive
11. b @Srushtika | @ablyrealtime | @DevFestLive
12. NODE.JS GAME SERVER @Srushtika | @ablyrealtime | @DevFestLive
13. KEY ELEMENTS THAT MAKE NODE JS WORK NODE JS The chrome v8 engine converts JavaScript to machine readable code The libuv library provides and manages the event loop and thread pool @Srushtika | @ablyrealtime | @DevFestLive
14. “What the heck is the event loop anyway” by Philip Roberts (JSConfEU on YouTube) @Srushtika | @ablyrealtime | @DevFestLive
15. —VARIOUS PEOPLE ON THE INTERNETS “Node.js is a CPU bottleneck due to its single-threaded nature. That’s one of its major drawbacks” @Srushtika | @ablyrealtime | @DevFestLive
16. The answer? @Srushtika | @ablyrealtime | @DevFestLive
17. NODE JS WORKER THREADS ARCHITECTURE Credits: The NodeSource Blog @Srushtika | @ablyrealtime | @DevFestLive
18. @Srushtika | @ablyrealtime | @DevFestLive
19. CREDITS: This presentation template was created by Slidesgo, including icons by Flaticon, and infographics & images by Freepik THANKS! Do you have any questions? @Srushtika | @ablyrealtime | @DevFestLive