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Worker Threads in Node.js: The Secret to High-Performance Backends ๐Ÿ”ฅ

ByteMonk

2025. 4. 12.

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#backend
#devops
  • Node.js๋Š” ๋‹จ์ผ ์Šค๋ ˆ๋“œ ๋ชจ๋ธ์„ ์‚ฌ์šฉํ•˜์ง€๋งŒ, libuv๋ฅผ ํ†ตํ•ด ๋น„๋™๊ธฐ I/O ์ž‘์—…์„ ํšจ์œจ์ ์œผ๋กœ ์ฒ˜๋ฆฌํ•ฉ๋‹ˆ๋‹ค. โš™๏ธ
  • CPU ์ง‘์•ฝ์ ์ธ ์ž‘์—…์€ ์ด๋ฒคํŠธ ๋ฃจํ”„๋ฅผ ๋ง‰์•„ ์•ฑ์˜ ์‘๋‹ต์„ฑ์„ ์ €ํ•˜์‹œํ‚ค๋ฏ€๋กœ, Worker Threads๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๐Ÿšง
  • Worker Threads๋Š” JavaScript ์ฝ”๋“œ๋ฅผ ๋ณ‘๋ ฌ๋กœ ์‹คํ–‰ํ•˜์—ฌ ๋ฉ”์ธ ์Šค๋ ˆ๋“œ์˜ ๋ถ€๋‹ด์„ ์ค„์—ฌ์ค๋‹ˆ๋‹ค. ๐Ÿš€
  • libuv ์Šค๋ ˆ๋“œ๋Š” JavaScript ์ฝ”๋“œ๋ฅผ ์‹คํ–‰ํ•˜์ง€ ์•Š๊ณ , ์‹œ์Šคํ…œ ์ˆ˜์ค€์˜ I/O ์ž‘์—…๋งŒ ์ฒ˜๋ฆฌํ•ฉ๋‹ˆ๋‹ค. ๐Ÿงฐ
  • async/await๋Š” ๋น„๋™๊ธฐ ์ฝ”๋“œ๋ฅผ ๋™๊ธฐ ์ฝ”๋“œ์ฒ˜๋Ÿผ ์ž‘์„ฑํ•˜์—ฌ ๊ฐ€๋…์„ฑ์„ ๋†’์ด๊ณ , non-blocking ๋ฐฉ์‹์œผ๋กœ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค. โœจ
  • Worker Threads๋Š” ๋ฉ”์ธ ์Šค๋ ˆ๋“œ์™€ ๋…๋ฆฝ๋œ ๋ณ„๋„์˜ JavaScript ์‹คํ–‰ ํ™˜๊ฒฝ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๐Ÿ˜๏ธ
  • Worker Threads๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด CPU ์ง‘์•ฝ์ ์ธ ์ž‘์—…์„ ๋ณ„๋„์˜ ์Šค๋ ˆ๋“œ์—์„œ ์ฒ˜๋ฆฌํ•˜์—ฌ ๋ฉ”์ธ ์Šค๋ ˆ๋“œ์˜ ์‘๋‹ต์„ฑ์„ ์œ ์ง€ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๐Ÿ’ก
  • Worker Threads๋Š” CPU ์ง‘์•ฝ์ ์ธ JavaScript ๋กœ์ง์„ ๋ณ‘๋ ฌ๋กœ ์ฒ˜๋ฆฌํ•˜์—ฌ ์•ฑ์˜ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค. ๐Ÿ’ช

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