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ํ•˜๋“œ์›จ์–ด ๊ฐ€์ƒํ™” ์ข…๋ฅ˜

by 1mj 2022. 3. 22.

๊ฐ€์ƒํ™”๋ž€?

 ๋ฌผ๋ฆฌ์ ์ธ ํ•˜๋“œ์›จ์–ด ์žฅ์น˜๋ฅผ ๋…ผ๋ฆฌ์ ์ธ ๊ฐ์ฒด๋กœ ์ถ”์ƒํ™”ํ•˜๋Š” ๊ฒƒ์ด๋‹ค. ํ•˜๋“œ์›จ์–ด ๊ธฐ๋Šฅ์„ ์• ๋ฎฌ๋ ˆ์ดํŒ…ํ•˜์—ฌ ์ถ”์ƒํ™”๋œ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ๊ฒŒ์ŠคํŠธ OS ๋ฅผ ๊ฐ€๋™ํ•  ์ˆ˜ ์žˆ๋‹ค. ํ•˜๋‚˜์˜ ํ•˜๋“œ์›จ์–ด๋ฅผ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ํ•˜๋“œ์›จ์–ด์ฒ˜๋Ÿผ ์ชผ๊ฐœ์–ด ์‚ฌ์šฉํ•˜๊ฑฐ๋‚˜ ๋ฐ˜๋Œ€๋กœ ์—ฌ๋Ÿฌ ์žฅ์น˜๋ฅผ ๋ฌถ์–ด ํ•˜๋‚˜์ธ ๊ฒƒ์ฒ˜๋Ÿผ ์ œ๊ณตํ•œ๋‹ค. ๊ฐ€์ƒํ™” ๋Œ€์ƒ์ด ๋˜๋Š” ์ž์›์€ ํ”„๋กœ์„ธ์„œ(CPU), ๋ฉ”๋ชจ๋ฆฌ(Memory), ์Šคํ† ๋ฆฌ์ง€(Storage), ๋„คํŠธ์›Œํฌ(Network)๋ฅผ ํฌํ•จํ•œ๋‹ค.

 

 ๊ฐ€์ƒํ™”๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด 1๊ฐœ์˜ ํ•˜๋“œ์›จ์–ด์—์„œ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ๊ฐ€์ƒ ๋จธ์‹ (VM) ์„ ๊ตฌ๋™ํ•˜์—ฌ ์›ํ•˜๋Š” ์šด์˜์ฒด๋‚˜ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ์‹คํ–‰ํ•  ์ˆ˜ ์žˆ๋‹ค.

* 1๊ฐœ์˜ ๋จธ์‹ ์—์„œ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ตฌ๋™ํ•˜๋Š” ๊ตฌ์กฐ๋Š” ์ข‹์ง€ ์•Š์Œ

 

 

๊ฐ€์ƒํ™” ์ข…๋ฅ˜

- ํ˜ธ์ŠคํŠธ OS ๊ฐ€์ƒํ™”

 ๋ฌผ๋ฆฌ์  ํ•˜๋“œ์›จ์–ด ์œ„์— OS ๋ฅผ ์„ค์น˜ (Host OS)ํ•˜๊ณ  ๊ทธ ์œ„์— ๊ฐ€์ƒํ™” ์†Œํ”„ํŠธ์›จ์–ด์™€ ๋จธ์‹  (Guest OS)์„ ์›€์ง์ด๋Š” ๋ฐฉ์‹์ด๋‹ค. ๊ฐ€์ƒ์˜ ํ•˜๋“œ์›จ์–ด๋ฅผ ์• ๋ฌผ๋ ˆ์ดํŒ…ํ•˜๊ธฐ ๋•Œ๋ฌธ์— ํ˜ธ์ŠคํŠธ OS ์— ์ œ์•ฝ์‚ฌํ•ญ์ด ์—†์ง€๋งŒ, OS ์œ„์— OS ๊ฐ€ ์˜ฌ๋ผ๊ฐ€๋Š” ๋ฐฉ์‹์ด๊ธฐ ๋•Œ๋ฌธ์— ์˜ค๋ฒ„ํ—ค๋“œ๊ฐ€ ๋ฐœ์ƒํ•  ๊ฐ€๋Šฅ์„ฑ์ด ์žˆ๋‹ค.

 ํ˜ธ์ŠคํŠธ OS ๊ฐ€์ƒํ™”๋ฅผ ์œ„ํ•œ ์†Œํ”„ํŠธ์›จ์–ด๋Š” VM Workstation, VMware Server, VMware Player, MS Virtual Sever, Virtual PC, Virtual Box, Paralles Workstation ๋“ฑ์ด ์žˆ๋‹ค.

 

- ํ•˜์ดํผ๋ฐ”์ด์ € ๊ฐ€์ƒํ™”

 Host OS ๋ฅผ ํ•„์š”๋กœ ํ•˜์ง€ ์•Š๋Š” ๊ฐ€์ƒํ™” ๋ฐฉ์‹์œผ๋กœ ํ•˜์ดํผ๋ฐ”์ด์ €๋ผ๋Š” ์†Œํ”„ํŠธ์›จ์–ด๋ฅผ ๋ฌผ๋ฆฌ์ ์ธ ํ•˜๋“œ์›จ์–ด ์œ„์— ์ง์ ‘ ๋™์ž‘์‹œ์ผœ ๊ฐ€์ƒ๋จธ์‹ ์„ ๋งŒ๋“ ๋‹ค. ํ•˜์ดํผ๋ฐ”์ด์ €๋Š” VM ๊ณผ ํ•˜๋“œ์›จ์–ด ๊ฐ„ IO ๋ช…๋ น์„ ์ฒ˜๋ฆฌํ•˜๋Š” ์ธํ„ฐํŽ˜์ด์Šค๋กœ ๊ฐ OS ๋งˆ๋‹ค ๋‹ค๋ฅธ ์ปค๋„์˜ ๋ช…๋ น์„ ํ•˜๋“œ์›จ์–ด์— ๋งž์ถฐ ๋ฒˆ์—ญํ•˜๊ณ  ๊ฐ OS ๋“ค์—๊ฒŒ ๋ฆฌ์†Œ์Šค๋ฅผ ์ ์ ˆํ•˜๊ฒŒ ๋ถ„๋ฐฐํ•˜๋Š” ์—ญํ• ์„ ํ•œ๋‹ค.

 ํ•˜์ดํผ๋ฐ”์ด์ € ๊ฐ€์ƒํ™”๋ฅผ ์œ„ํ•œ ์†Œํ”„ํŠธ์›จ์–ด๋Š” Xen, MS hyper-V, citrix, KVM ๋“ฑ์ด ์žˆ๋‹ค.

 

  • ์ „๊ฐ€์ƒํ™” (Full-Virtualization)
  • ๋ฐ˜๊ฐ€์ƒํ™” (Para-Virtualization)

 

- ์ปจํ…Œ์ด๋„ˆ ๊ฐ€์ƒํ™”

 ๊ธฐ์กด ๊ฐ€์ƒ๋จธ์‹ ์ด ์•„๋‹Œ ์ปจํ…Œ์ด๋„ˆ ์†์— ๊ฐ€์ƒํ™” OS ๋ฅผ ์ œ์™ธํ•œ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ฐ€์ƒํ™”ํ•˜๋Š” ๊ธฐ์ˆ ์ด๋‹ค. ํ˜ธ์ŠคํŠธ OS ์œ„์— ์ปจํ…Œ์ด๋„ˆ ๊ด€๋ฆฌ ์†Œํ”„ํŠธ์›จ์–ด๋ฅผ ์„ค์น˜ํ•˜์—ฌ ๋…ผ๋ฆฌ์ ์œผ๋กœ ์ปจํ…Œ์ด๋„ˆ๋ฅผ ๋‚˜๋ˆ„์–ด ์‚ฌ์šฉํ•œ๋‹ค.

 

 

์ฐธ๊ณ ์ž๋ฃŒ ๋ฐ ์ถœ์ฒ˜ ๐Ÿ™‡‍โ™‚๏ธ

https://kim-dragon.tistory.com/5

https://sangbeomkim.tistory.com/96

https://tech.cloud.nongshim.co.kr/2018/09/18/%EA%B0%80%EC%83%81%ED%99%94%EC%9D%98-%EC%A2%85%EB%A5%983%EA%B0%80%EC%A7%80/

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