CPU Bound 1
[OS] CPU Bound vs I/O Bound

์ปดํ“จํ„ฐ๊ฐ€ ์ˆ˜ํ–‰ํ•˜๋Š” ํ•˜๋‚˜์˜ ์ž‘์—…์€ CPU ์ž‘์—…(CPU Bounded Task)๊ณผ I/O ์ž‘์—…(I/O Bounded Task)์œผ๋กœ ์ด๋ฃจ์–ด์ง‘๋‹ˆ๋‹ค. CPU Bounded Task CPU Bounded Task๋Š” ์ž‘์—… ์ˆ˜ํ–‰ ์‹œ I/O๋ณด๋‹ค CPU๋ฅผ ๋” ๋งŽ์ด ์“ฐ๋Š” ์ž‘์—…์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ๋งŽ์€ ์—ฐ์‚ฐ์ด ํ•„์š”ํ•œ ๊ฒฝ์šฐ ์ด์— ํ•ด๋‹นํ•˜๋ฉฐ ์˜ˆ๋กœ๋Š” ๋จธ์‹ ๋Ÿฌ๋‹์ด ์žˆ์Šต๋‹ˆ๋‹ค. (I/O ์ž‘์—…๋„ ์žˆ์ง€๋งŒ CPU ์‚ฌ์šฉ๋Ÿ‰์ด ์••๋„์ ์ž…๋‹ˆ๋‹ค.) I/O Bounded Task I/O Bounded Task๋Š” ์ž‘์—… ์ˆ˜ํ–‰ ์‹œ CPU๋ณด๋‹ค๋Š” I/O ์ž‘์—…์ด ๋งŽ์€ ๊ฒฝ์šฐ๋ฅผ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ์˜ˆ๋กœ๋Š” ํฌ๋กค๋ง, DB ๋ฐ์ดํ„ฐ ์†ก์ˆ˜์‹  ๋“ฑ์ด ์žˆ์Šต๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ์›น, WAS ์„œ๋ฒ„๋Š” I/O Boundedํ•œ ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์Šต๋‹ˆ๋‹ค.
Computer Science/OS 2022.08.14
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