๐Ÿฉบ ์‹ค์ œ ํ˜„์žฅ์—์„œ EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ํŠธ๋Ÿฌ๋ธ”์ŠˆํŒ…ํ•˜๋Š” ๋ฐฉ๋ฒ• (Instance Diagnostics ์‚ฌ์šฉ)

๋ฐœํ–‰: (2026๋…„ 1์›” 13์ผ ์˜ค์ „ 01:58 GMT+9)
11 min read
์›๋ฌธ: Dev.to

Source: Dev.to

EC2 ์ธ์Šคํ„ด์Šค๊ฐ€ ์˜ค์ž‘๋™ํ•˜๊ธฐ ์‹œ์ž‘ํ•˜๋ฉด, ์ €๋Š” ๋จผ์ € SSH๋กœ ์ ‘์†ํ•˜๊ฑฐ๋‚˜ ์žฌ๋ถ€ํŒ…ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

๋Œ€์‹  EC2 ์ฝ˜์†”์„ ์—ด๊ณ  ๋ฐ”๋กœ ์ธ์Šคํ„ด์Šค ์ง„๋‹จ(Instance Diagnostics) ํŽ˜์ด์ง€๋กœ ์ด๋™ํ•ฉ๋‹ˆ๋‹ค.

์‹œ๊ฐ„์ด ์ง€๋‚˜๋ฉด์„œ ๋Œ€๋ถ€๋ถ„์˜ EC2 ๋ฌธ์ œ๋Š” AWS๊ฐ€ ์ด๋ฏธ ์ด ํŽ˜์ด์ง€์— ํ‘œ์‹œํ•ด ์ฃผ๋Š” ์ •๋ณด๋ฅผ ์ฃผ์˜ ๊นŠ๊ฒŒ ์ฝ๋Š” ๊ฒƒ๋งŒ์œผ๋กœ๋„ ์ดํ•ดํ•  ์ˆ˜ ์žˆ๊ณ โ€ฏโ€”โ€ฏ๋•Œ๋กœ๋Š” ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์„ ๊นจ๋‹ฌ์•˜์Šต๋‹ˆ๋‹ค.

์ด ๋ธ”๋กœ๊ทธ์—์„œ๋Š” ์ธ์Šคํ„ด์Šค ์ง„๋‹จ์˜ ๊ฐ ์„น์…˜์„ ์‹ค์ œ ํ˜„์žฅ์—์„œ EC2 ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๋ฐ ์–ด๋–ป๊ฒŒ ํ™œ์šฉํ•˜๋Š”์ง€ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค.

๋‚ด๊ฐ€ ๋จผ์ € ๋‹ตํ•˜๋Š” ์งˆ๋ฌธ

์•„๋ฌด๊ฒƒ๋„ ๊ฑด๋“œ๋ฆฌ๊ธฐ ์ „์— ์ €๋Š” ์Šค์Šค๋กœ์—๊ฒŒ ๊ฐ„๋‹จํ•œ ์งˆ๋ฌธ์„ ํ•ฉ๋‹ˆ๋‹ค:

์ด๊ฒƒ์ด AWS ์ธํ”„๋ผ์ŠคํŠธ๋Ÿญ์ฒ˜ ๋ฌธ์ œ์ธ์ง€, ์•„๋‹ˆ๋ฉด ์ธ์Šคํ„ด์Šค ๋‚ด๋ถ€์˜ ๋ฌธ์ œ์ธ์ง€?

์ธ์Šคํ„ด์Šค ์ง„๋‹จ์€ ์ด ์งˆ๋ฌธ์— ๋ช‡ ์ดˆ ๋งŒ์— ๋‹ต์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

Instance Diagnostics overview
Another view of Instance Diagnostics

์ƒํƒœ ๊ฐœ์š” โ€“ ํ•ญ์ƒ ์‹œ์ž‘์ 

๋‚˜๋Š” ํ•ญ์ƒ ์ƒ๋‹จ์˜ Status Overview(์ƒํƒœ ๊ฐœ์š”)๋ถ€ํ„ฐ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค.

์ธ์Šคํ„ด์Šค ์ƒํƒœ

์ธ์Šคํ„ด์Šค๊ฐ€ running(์‹คํ–‰ ์ค‘), stopped(์ค‘์ง€) ๋˜๋Š” terminated(์ข…๋ฃŒ) ์ƒํƒœ์ธ์ง€ ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค.
์‹คํ–‰ ์ค‘์ด ์•„๋‹ˆ๋ผ๋ฉด, ๋ณดํ†ต ํ•ด๊ฒฐํ•  ๋ฌธ์ œ๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค.

์‹œ์Šคํ…œ ์ƒํƒœ ๊ฒ€์‚ฌ

๊ธฐ๋ณธ AWS ์ธํ”„๋ผ(๋ฌผ๋ฆฌ ํ˜ธ์ŠคํŠธ, ๋„คํŠธ์›Œํ‚น ๋“ฑ)์˜ ์ƒํƒœ๋ฅผ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค.
์ด ๊ฒ€์‚ฌ๊ฐ€ ์‹คํŒจํ•˜๋ฉด, ๋ฌธ์ œ๋Š” AWS ์ธก์— ์žˆ์Šต๋‹ˆ๋‹ค. ๋Œ€๋ถ€๋ถ„์˜ ๊ฒฝ์šฐ ์ธ์Šคํ„ด์Šค๋ฅผ ์ค‘์ง€ํ–ˆ๋‹ค๊ฐ€ ๋‹ค์‹œ ์‹œ์ž‘ํ•˜๋ฉด ๊ฑด๊ฐ•ํ•œ ํ˜ธ์ŠคํŠธ๋กœ ์ด๋™ํ•˜์—ฌ ํ•ด๊ฒฐ๋ฉ๋‹ˆ๋‹ค.

์ธ์Šคํ„ด์Šค ์ƒํƒœ ๊ฒ€์‚ฌ

์šด์˜ ์ฒด์ œ์™€ ๋‚ด๋ถ€ ๋„คํŠธ์›Œํ‚น์˜ ์ƒํƒœ๋ฅผ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค.
์ด ๊ฒ€์‚ฌ๊ฐ€ ์‹คํŒจํ•˜๋ฉด, ๋ฌธ์ œ๋Š” ์ธ์Šคํ„ด์Šค ๋‚ด๋ถ€์— ์žˆ์Šต๋‹ˆ๋‹ค โ€” ์ผ๋ฐ˜์ ์œผ๋กœ OS ๋ถ€ํŒ… ๋ฌธ์ œ, ์ปค๋„ ๋ฌธ์ œ, ๋ฐฉํ™”๋ฒฝ ๊ทœ์น™, ๋˜๋Š” ์ž์› ๊ณ ๊ฐˆ ๋“ฑ์ด ์›์ธ์ž…๋‹ˆ๋‹ค.

EBS ์ƒํƒœ ๊ฒ€์‚ฌ

์—ฐ๊ฒฐ๋œ EBS ๋ณผ๋ฅจ์˜ ์ƒํƒœ๋ฅผ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค.
์ด ๊ฒ€์‚ฌ๊ฐ€ ์‹คํŒจํ•˜๋ฉด, ๋””์Šคํฌ ๋˜๋Š” ์Šคํ† ๋ฆฌ์ง€ ์ˆ˜์ค€์˜ ๋ฌธ์ œ๊ฐ€ ์žˆ์„ ๊ฐ€๋Šฅ์„ฑ์ด ๋†’์œผ๋ฉฐ, ๋ฐ์ดํ„ฐ ๋ณดํ˜ธ๊ฐ€ ์ฆ‰์‹œ ์ตœ์šฐ์„  ๊ณผ์ œ๊ฐ€ ๋ฉ๋‹ˆ๋‹ค.

CloudTrail Events โ€“ ๊ตฌ์„ฑ ๋ณ€๊ฒฝ ์ถ”์ 

๋ฌธ์ œ๊ฐ€ ๊ฐ‘์ž๊ธฐ ๋ฐœ์ƒํ•˜๋ฉด, CloudTrail Events ํƒญ์ด ๋‹ค์Œ์— ํ™•์ธํ•˜๋Š” ๊ณณ์ž…๋‹ˆ๋‹ค. ๋‚˜๋Š” ์ด๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋‹ค์Œ์„ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค:

  • ์ธ์Šคํ„ด์Šค๊ฐ€ ์ค‘์ง€, ์‹œ์ž‘, ๋˜๋Š” ์žฌ๋ถ€ํŒ… ๋˜์—ˆ๋Š”์ง€ ์—ฌ๋ถ€
  • ๋ณด์•ˆ ๊ทธ๋ฃน ๋˜๋Š” ๋„คํŠธ์›Œํฌ ์„ค์ •์ด ์ˆ˜์ •๋˜์—ˆ๋Š”์ง€ ์—ฌ๋ถ€
  • IAM ์—ญํ•  ๋˜๋Š” ์ธ์Šคํ„ด์Šค ํ”„๋กœํŒŒ์ผ์ด ๋ณ€๊ฒฝ๋˜์—ˆ๋Š”์ง€ ์—ฌ๋ถ€
  • ๋ณผ๋ฅจ์ด ์—ฐ๊ฒฐ๋˜์—ˆ๋Š”์ง€ ํ˜น์€ ๋ถ„๋ฆฌ๋˜์—ˆ๋Š”์ง€

์ด๋ฅผ ํ†ตํ•ด ์‚ฌ๋žŒ์— ์˜ํ•œ ๋ณ€๊ฒฝ์ธ์ง€ ์ž๋™ํ™”์— ์˜ํ•œ ๋ณ€๊ฒฝ์ธ์ง€ ๋น ๋ฅด๊ฒŒ ํŒŒ์•…ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

SSM ๋ช…๋ น ๊ธฐ๋ก โ€“ ์ธ์Šคํ„ด์Šค์—์„œ ์‹คํ–‰๋œ ์ž‘์—… ์ดํ•ด

SSM Command History ํƒญ์€ ์ธ์Šคํ„ด์Šค์—์„œ ์‹คํ–‰๋œ ๋ชจ๋“  Systems Manager Run Command๋ฅผ ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค. ํŠนํžˆ ๋‹ค์Œ์„ ํŒŒ์•…ํ•˜๋Š” ๋ฐ ์œ ์šฉํ•ฉ๋‹ˆ๋‹ค:

  • ํŒจ์น˜ ์ž‘์—…
  • ์œ ์ง€ ๊ด€๋ฆฌ ์Šคํฌ๋ฆฝํŠธ
  • ์ž๋™ ๋ณต๊ตฌ
  • ๊ตฌ์„ฑ ๋ณ€๊ฒฝ

์ตœ๊ทผ ๋ช…๋ น์ด ์—†๋”๋ผ๋„ ํ•ด๋‹น ์ •๋ณด๋Š” ์—ฌ์ „ํžˆ ๊ฐ€์น˜๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Š” SSM ๊ธฐ๋ฐ˜ ์ž‘์—…์ด ๋ฌธ์ œ๋ฅผ ์ผ์œผํ‚ค์ง€ ์•Š์•˜์Œ์„ ํ™•์ธํ•ด ์ฃผ๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

๋„๋‹ฌ์„ฑ ๋ถ„์„๊ธฐ โ€“ ๋ฌธ์ œ๊ฐ€ ๋„คํŠธ์›Œํฌ์™€ ๊ด€๋ จ๋œ ๊ฒฝ์šฐ

์ธ์Šคํ„ด์Šค๊ฐ€ ์‹คํ–‰ ์ค‘์ด์ง€๋งŒ ์ ‘๊ทผํ•  ์ˆ˜ ์—†๋Š” ๊ฒฝ์šฐ, ์ธ์Šคํ„ด์Šค ์ง„๋‹จ์—์„œ ๋ฐ”๋กœ ๋„๋‹ฌ์„ฑ ๋ถ„์„๊ธฐ๋ฅผ ์—ฝ๋‹ˆ๋‹ค. ์ด ๋„๊ตฌ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๋ฌธ์ œ๋ฅผ ์ง„๋‹จํ•  ๋•Œ ๊ฐ€์žฅ ๋งŽ์ด ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค:

  • ๋ณด์•ˆ ๊ทธ๋ฃน ๋ฌธ์ œ
  • ๋„คํŠธ์›Œํฌ ACL ์ž˜๋ชป๋œ ๊ตฌ์„ฑ
  • ๋ผ์šฐํŠธ ํ…Œ์ด๋ธ” ๋ฌธ์ œ
  • ์ธํ„ฐ๋„ท ๊ฒŒ์ดํŠธ์›จ์ด ๋˜๋Š” NAT ๊ฒŒ์ดํŠธ์›จ์ด ์—ฐ๊ฒฐ ๋ฌธ์ œ
  • VPCโ€‘๊ฐ„ ๋˜๋Š” ์˜จํ”„๋ ˆ๋ฏธ์Šค ์—ฐ๊ฒฐ ๋ฌธ์ œ

Reachability Analyzer view

์ถ”์ธก์— ์˜์กดํ•˜์ง€ ์•Š๊ณ , ๋„๋‹ฌ์„ฑ ๋ถ„์„๊ธฐ๋Š” ๋„คํŠธ์›Œํฌ ๊ฒฝ๋กœ๊ฐ€ ์ •ํ™•ํžˆ ์–ด๋””์—์„œ ์ฐจ๋‹จ๋˜๋Š”์ง€ ์‹œ๊ฐ์ ์œผ๋กœ ๋ณด์—ฌ์ค๋‹ˆ๋‹ค.

์ธ์Šคํ„ด์Šค ์ด๋ฒคํŠธ โ€“ AWS ์ฃผ๋„ ์ž‘์—… ํ™•์ธ

Instance Events ํƒญ์€ AWS๊ฐ€ ์ธ์Šคํ„ด์Šค์— ๋Œ€ํ•ด ์˜ˆ์•ฝํ•˜๊ฑฐ๋‚˜ ์ˆ˜ํ–‰ํ•œ ์ž‘์—…์ด ์žˆ๋Š”์ง€ ์•Œ๋ ค์ค๋‹ˆ๋‹ค, ์˜ˆ๋ฅผ ๋“ค์–ด:

  • ์˜ˆ์ •๋œ ์œ ์ง€ ๊ด€๋ฆฌ
  • ํ˜ธ์ŠคํŠธ ํ‡ด์—ญ
  • ์ธ์Šคํ„ด์Šค ์žฌ๋ถ€ํŒ… ์•Œ๋ฆผ

๋ฌธ์ œ๊ฐ€ ์ด๋Ÿฌํ•œ ์ด๋ฒคํŠธ ์ค‘ ํ•˜๋‚˜์™€ ์ผ์น˜ํ•˜๋ฉด, ๊ทผ๋ณธ ์›์ธ์ด ์ฆ‰์‹œ ๋ช…ํ™•ํ•ด์ง‘๋‹ˆ๋‹ค.

์ธ์Šคํ„ด์Šค ์Šคํฌ๋ฆฐ์ƒท โ€“ OS๊ฐ€ ๋ฉˆ์ท„์„ ๋•Œ

์ธ์Šคํ„ด์Šค์— ์ „ํ˜€ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์—†์„ ๊ฒฝ์šฐ ์ธ์Šคํ„ด์Šค ์Šคํฌ๋ฆฐ์ƒท์„ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. ์ด๋Š” ํŠนํžˆ ๋‹ค์Œ ์ƒํ™ฉ์— ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค:

  • ๋ถ€ํŒ… ์‹คํŒจ ์‹๋ณ„
  • ์ปค๋„โ€‘ํŒจ๋‹‰ ๋ฉ”์‹œ์ง€ ๊ฐ์ง€
  • ์‹œ์ž‘ ์ค‘ OS๊ฐ€ ๋ฉˆ์ท„๋Š”์ง€ ํ™•์ธ

๋‹จ ํ•˜๋‚˜์˜ ์Šคํฌ๋ฆฐ์ƒท๋งŒ์œผ๋กœ๋„ ๋ช‡ ์‹œ๊ฐ„์— ๊ฑธ์นœ ํŠธ๋Ÿฌ๋ธ”์ŠˆํŒ…์„ ์„ค๋ช…ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Instance screenshot example

์‹œ์Šคํ…œ ๋กœ๊ทธ โ€“ ๋ถ€ํŒ… ๋ฐ ์ปค๋„ ๋ฌธ์ œ ์ดํ•ด

์‹œ์Šคํ…œ ๋กœ๊ทธ๋Š” ์ €์ˆ˜์ค€ OS ๋ฐ ์ปค๋„ ๋ฉ”์‹œ์ง€๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๋‚˜๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ฒฝ์šฐ์— ์ด๋ฅผ ํ™œ์šฉํ•ฉ๋‹ˆ๋‹ค:

  • ์ธ์Šคํ„ด์Šค๊ฐ€ ์ •์ƒ์ ์œผ๋กœ ๋ถ€ํŒ…๋˜์ง€ ์•Š์„ ๋•Œ
  • ์„œ๋น„์Šค๊ฐ€ ์‹œ์ž‘ ์ค‘์— ์‹คํŒจํ•  ๋•Œ
  • ์ปค๋„ ๋˜๋Š” ํŒŒ์ผ ์‹œ์Šคํ…œ ์˜ค๋ฅ˜๊ฐ€ ์˜์‹ฌ๋  ๋•Œ

๋กœ๊ทธ์ธํ•˜์ง€ ์•Š๊ณ ๋„ OS ์ˆ˜์ค€ ์˜ค๋ฅ˜๋ฅผ ์ง„๋‹จํ•  ์ˆ˜ ์žˆ๋Š” ์ตœ๊ณ ์˜ ๋„๊ตฌ ์ค‘ ํ•˜๋‚˜์ž…๋‹ˆ๋‹ค.

[[0;32m  OK  [0m] Reached target [0;1;39mTimer Units[0m.
[[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
[[0;32m  OK  [0m] Started [0;1;39mUnattended Upgrades Shutdown[0m.
[[0;32m  OK  [0m] Started [0;1;39mHostname Service[0m.
         Starting [0;1;39mAuthorization Manager[0m...
[[0;32m  OK  [0m] Started [0;1;39mAuthorization Manager[0m.
[[0;32m  OK  [0m] Started [0;1;39mThe PHP 8.2 FastCGI Process Manager[0m.
[[0;32m  OK  [0m] Finished [0;1;39mEC2 Instance Connect Host Key Harvesting[0m.
         Starting [0;1;39mOpenBSD Secure Shell server[0m...
[[0;32m  OK  [0m] Started [0;1;39mOpenBSD Secure Shell server[0m.
[[0;32m  OK  [0m] Started [0;1;39mDispatcher daemon for systemdโ€‘networkd[0m.
[[0;1;31mFAILED[0m] Failed to start [0;1;39mPostfix Maโ€ฆ Transport Agent (instance -)[0m.
See `systemctl status postfix@-.service` for details.
[[0;32m  OK  [0m] Started [0;1;39mLSB: AWS CodeDeploy Host Agent[0m.
[[0;32m  OK  [0m] Started [0;1;39mVarnish HTTP accelerator log daemon[0m.
[[0;32m  OK  [0m] Started [0;1;39mSnap Daemon[0m.
         Starting [0;1;39mTime & Date Service[0m...
[   13.865473] cloudโ€‘init[1136]: Cloudโ€‘init v. 25.1.4โ€‘0ubuntu0~22.04.1 running 'modules:config' at Fri, 05 Dec 2025 01:25:29 +0000. Up 13.71โ€ฏseconds.

Ubuntu 22.04.3 LTS ipโ€‘***** ttyS0

ipโ€‘****** login: [   15.070290] cloudโ€‘init[1152]: Cloudโ€‘init v. 25.1.4โ€‘0ubuntu0~22.04.1 running 'modules:final' at Fri, 05 Dec 2025 01:25:30 +0000. Up 14.98โ€ฏseconds.  
2025/12/05 01:25:30Z: Amazon SSM Agent v3.3.2299.0 is running  
2025/12/05 01:25:30Z: OsProductName: Ubuntu  
2025/12/05 01:25:30Z: OsVersion: 22.04  
[   15.189197] cloudโ€‘init[1152]: Cloudโ€‘init v. 25.1.4โ€‘0ubuntu0~22.04.1 finished at Fri, 05 Dec 2025 01:25:30 +0000. Datasource DataSourceEc2Local.  Up 15.16โ€ฏseconds  
2025/12/15 21:35:50Z: Amazon SSM Agent v3.3.3050.0 is running  
2025/12/15 21:35:50Z: OsProductName: Ubuntu  
2025/12/15 21:35:50Z: OsVersion: 22.04  
[1091674.876805] Out of memory: Killed process 465 (java) totalโ€‘vm:11360104โ€ฏkB, anonโ€‘rss:1200164โ€ฏkB, fileโ€‘rss:3072โ€ฏkB, shmemโ€‘rss:0โ€ฏkB, UID:1004 pgtables:2760โ€ฏkB oom_score_adj:0  
[1091770.835233] Out of memory: Killed process 349683 (php) totalโ€‘vm:563380โ€ฏkB, anonโ€‘rss:430132โ€ฏkB, fileโ€‘rss:4096โ€ฏkB, shmemโ€‘rss:0โ€ฏkB, UID:0 pgtables:1068โ€ฏkB oom_score_adj:0  
[1092018.639252] Out of memory: Killed process 347300 (phpโ€‘fpm8.2) totalโ€‘vm:531624โ€ฏkB, anonโ€‘rss:193648โ€ฏkB, fileโ€‘rss:3456โ€ฏkB, shmemโ€‘rss:106240โ€ฏkB, UID:33 pgtables:888โ€ฏkB oom_score_adj:0

Session Manager: SSH ์—†์ด ์•ˆ์ „ํ•œ ์•ก์„ธ์Šค

If Systems Manager๊ฐ€ ํ™œ์„ฑํ™”๋œ ๊ฒฝ์šฐ, ์ธ์Šคํ„ด์Šค์— ์ ‘๊ทผํ•˜๊ธฐ ์œ„ํ•ด Session Manager๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์„ ์„ ํ˜ธํ•ฉ๋‹ˆ๋‹ค.

  • CPU, ๋ฉ”๋ชจ๋ฆฌ ๋ฐ ๋””์Šคํฌ ์‚ฌ์šฉ๋Ÿ‰์„ ํ™•์ธ
  • ์„œ๋น„์Šค๋ฅผ ์•ˆ์ „ํ•˜๊ฒŒ ์žฌ์‹œ์ž‘
  • SSH ํฌํŠธ๋ฅผ ์—ด๊ฑฐ๋‚˜ ํ‚ค ํŽ˜์–ด๋ฅผ ๊ด€๋ฆฌํ•˜๋Š” ๊ฒƒ์„ ํ”ผํ•จ

๋ณด์•ˆ ๋ฐ ์šด์˜ ๊ด€์  ๋ชจ๋‘์—์„œ, ์ด๊ฒƒ์ด ๋‚ด๊ฐ€ ์„ ํ˜ธํ•˜๋Š” ์ ‘๊ทผ ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค.

๊ฒฝํ—˜์ด ๊ฐ€๋ฅด์ณ ์ค€ ๊ฒƒ

EC2 ์ธ์Šคํ„ด์Šค ๋ฌธ์ œ ํ•ด๊ฒฐ์€ ๋น ๋ฅด๊ฒŒ ๋Œ€์‘ํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, ์‹ ์ค‘ํ•˜๊ฒŒ ๊ด€์ฐฐํ•˜๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.

Instance Diagnostics๋Š” ์ด๋ฏธ ๋‹ค์Œ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค:

  • ์ƒํƒœ ์‹ ํ˜ธ
  • ๋ณ€๊ฒฝ ์ด๋ ฅ
  • ๋„คํŠธ์›Œํฌ ๋ถ„์„
  • OSโ€‘๋ ˆ๋ฒจ ๊ฐ€์‹œ์„ฑ

์˜ฌ๋ฐ”๋ฅด๊ฒŒ ์‚ฌ์šฉํ•˜๋ฉด ์ด๋Ÿฌํ•œ ๋„๊ตฌ๊ฐ€ ์ถ”์ธก์„ ์—†์• ๊ณ  ๋‹ค์šดํƒ€์ž„์„ ์ค„์—ฌ์ค๋‹ˆ๋‹ค.

Instance diagnostics screenshot

์ตœ์ข… ์ƒ๊ฐ

EC2 ๋ฌธ์ œ ํ•ด๊ฒฐ์— ๋Œ€ํ•œ ๋‚˜์˜ ์ ‘๊ทผ ๋ฐฉ์‹์€ ๊ฐ„๋‹จํ•ฉ๋‹ˆ๋‹ค:

  1. ์ธ์Šคํ„ด์Šค ์ง„๋‹จ๋ถ€ํ„ฐ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค.
  2. ์‹ ํ˜ธ๋ฅผ ์ดํ•ดํ•ฉ๋‹ˆ๋‹ค.
  3. ๊ทผ๋ณธ ์›์ธ์ด ๋ช…ํ™•ํ•ด์ง„ ํ›„์—๋งŒ ์กฐ์น˜๋ฅผ ์ทจํ•ฉ๋‹ˆ๋‹ค.

๋Œ€๋ถ€๋ถ„์˜ ๊ฒฝ์šฐ ๋‹ต์€ ์ด๋ฏธ ๋ณด์ž…๋‹ˆ๋‹ค โ€” ์šฐ๋ฆฌ๋Š” ๋‹จ์ง€ ์†๋„๋ฅผ ๋Šฆ์ถ”๊ณ  ์ฝ์œผ๋ฉด ๋ฉ๋‹ˆ๋‹ค.

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๊ด€๋ จ ๊ธ€

๋” ๋ณด๊ธฐ ยป

๋‚˜๋Š” EC2์— ์ˆ˜์‹ญ ๋ฒˆ SSHํ–ˆ์ง€๋งŒ, ์ด๋ฒˆ์€ ์—ฌ์ „ํžˆ 4์‹œ๊ฐ„์ด ๊ฑธ๋ ธ๋‹ค!

๋ฌธ์ œ: ์–ด์ œ ๋‚˜๋Š” EC2 ์ธ์Šคํ„ด์Šค์— SSH๋ฅผ ์‹œ๋„ํ•˜๋Š” ๋ฐ ๋„ค ์‹œ๊ฐ„์„ ๋ณด๋ƒˆ๋‹ค. ๋กœ์ปฌ ์‹œ์Šคํ…œ ๋ฌธ์ œ๋ฅผ ์˜์‹ฌํ•˜์—ฌ macOS์™€ Windows ํ„ฐ๋ฏธ๋„ ๋ชจ๋‘์—์„œ ์‹œ๋„ํ–ˆ์ง€๋งŒ, ...

๋‹น์‹ ์€ ์•„๋ฌด ์ผ๋„ ํ•˜์ง€ ์•Š๋Š” EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ์‹คํ–‰ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค

๋ฌธ์ œ: ๊ณ„์ • ์–ด๋”˜๊ฐ€์—์„œ ํŠธ๋ž˜ํ”ฝ๋„ ์—†๊ณ , ๋ชฉ์ ๋„ ์—†์œผ๋ฉฐ, ์†Œ์œ ์ž๋„ ์—†๋Š” EC2 ์ธ์Šคํ„ด์Šค๊ฐ€ ์‹คํ–‰๋˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ด ์ธ์Šคํ„ด์Šค๋“ค์€ โ€œ์ž„์‹œ ํ…Œ์ŠคํŠธโ€๋ฅผ ์œ„ํ•ด ์‹œ์ž‘๋˜์—ˆ์ง€๋งŒ, ์ด์ œ๋Š”โ€ฆ

์ˆจ ๋Œ๋ฆด ์—ฌ์œ : ์›ํ™œํ•œ Docker ๋ฐฐํฌ๋ฅผ ์œ„ํ•œ AWS EC2 ์Šคํ† ๋ฆฌ์ง€ ํ™•์žฅ

Docker ๊ธฐ๋ฐ˜ Django ์•ฑ์„ ์œ„ํ•œ EC2 ๋ฃจํŠธ ๋ณผ๋ฅจ ํ™•์žฅ ๋ฌธ์ œ: ๋””์Šคํฌ ๊ณต๊ฐ„ ๋ถ€์กฑ EC2 ์ธ์Šคํ„ด์Šค๋Š” ํŠนํžˆ ๊ธฐ๋ณธ ์„ค์ •์œผ๋กœ ์‹œ์ž‘ํ•œ ๊ฒฝ์šฐโ€ฆ