🐊 EC2 : Elastic Compute Cloud

BelugaΒ·2024λ…„ 8μ›” 1일

AWS Certified Solutions Architect - Associate

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EC2(Elastic Compute Cloud)?

AWS의 IaaS(μΈν”„λΌν˜• μ„œλΉ„μŠ€)둜, ν΄λΌμš°λ“œμ—μ„œ 가상 λ¨Έμ‹ (μ„œλ²„) 을 생성해 μš΄μ˜ν•  수 μžˆλŠ” μ„œλΉ„μŠ€. AWS의 κ°€μž₯ λŒ€ν‘œμ μΈ μ„œλΉ„μŠ€ 쀑 ν•˜λ‚˜μ΄λ‹€.

EC2 μΈμŠ€ν„΄μŠ€ ꡬ성 μš”μ†Œ

  • AMI (Amazon Machine Image) : μΈμŠ€ν„΄μŠ€μ˜ OS, μ†Œν”„νŠΈμ›¨μ–΄, 섀정을 ν¬ν•¨ν•œ 이미지, AMIλŠ” 리전 κ°„ 볡사해야 μ‚¬μš© κ°€λŠ₯
  • Instance Type : CPU, RAM, λ„€νŠΈμ›Œν¬ μ„±λŠ₯ λ“±μ˜ ν•˜λ“œμ›¨μ–΄ 사양
  • Storage (EBS / Instance Store) :
    - EBS : μΈμŠ€ν„΄μŠ€ 독립적인 영ꡬ μŠ€ν† λ¦¬μ§€
    - Instance Store : μΌμ‹œμ  둜컬 μŠ€ν† λ¦¬μ§€ (μΈμŠ€ν„΄μŠ€ μ’…λ£Œ μ‹œ μ‚­μ œλ¨)
  • Security Group : μΈμŠ€ν„΄μŠ€μ— λŒ€ν•œ λ°©ν™”λ²½ κ·œμΉ™
  • Key Pair : SSH 접속을 μœ„ν•œ 곡개/개인 ν‚€ 쌍
  • User Data : μΈμŠ€ν„΄μŠ€ 초기 ꡬ동 μ‹œ μ‹€ν–‰λ˜λŠ” 슀크립트

μΈμŠ€ν„΄μŠ€ μœ ν˜•

  • λ²”μš© λͺ©μ (General Purpose) :
    ex) t3, m6g
  • μ»΄ν“¨νŒ… μ΅œμ ν™”(Compute Optimized) :
    ex) c6g, c5n
  • λ©”λͺ¨λ¦¬ μ΅œμ ν™”(Memory Optimized) :
    ex) r6g, x2idn
  • μŠ€ν† λ¦¬μ§€ μ΅œμ ν™”(Storage Optimized) :
    ex) i3, d2
  • 가속 μ»΄ν“¨νŒ… (Accelerated Computing) :
    ex) p4, inf1

ꡬ맀 μ˜΅μ…˜

  • μ˜¨λ””λ§¨λ“œ(On-Demand) : ν•„μš”ν•  λ•Œλ§Œ μ‚¬μš©ν•˜λ©° μ‹œκ°„ λ‹¨μœ„λ‘œ κ³ΌκΈˆλœλ‹€.
  • μ˜ˆμ•½ μΈμŠ€ν„΄μŠ€(Reserved Instance) : 1λ…„ λ˜λŠ” 3λ…„ λ‹¨μœ„λ‘œλ§Œ μ˜ˆμ•½λ˜λ©° μ˜¨λ””λ§¨λ“œμ— λΉ„ν•΄ μ΅œλŒ€ 75% μ €λ ΄ν•˜λ‹€.
  • 슀팟 μΈμŠ€ν„΄μŠ€(Spot Instance) : AWS 유휴 μžμ› μž…μ°° λ°©μ‹μœΌλ‘œ μ΅œλŒ€ 90% μ €λ ΄ν•˜λ‹€. ν•˜μ§€λ§Œ μ–Έμ œλ“ μ§€ μΈμŠ€ν„΄μŠ€κ°€ μ’…λ£Œλ  수 μžˆλ‹€.
  • μ „μš© 호슀트(Dedicated Host) : AWS ν•˜λ“œμ›¨μ–΄λ₯Ό μ „μš©μœΌλ‘œ μ‚¬μš©ν•œλ‹€. λ‹Ήμ—°νžˆ λΉ„μ‹Έλ‹€.

슀팟 μΈμŠ€ν„΄μŠ€(Spot Instance) 심화

슀팟 μΈμŠ€ν„΄μŠ€ ꡬ맀 μ˜΅μ…˜

  1. 슀팟 μΈμŠ€ν„΄μŠ€ 단일 μš”μ²­ (Spot Instance Request)
  2. l슀팟 ν”Œλ¦Ώ (Spot Fleet)
  3. μš©λŸ‰ λ¦¬λ°ΈλŸ°μ‹± (Capacity Rebalancing)
  4. 슀팟 블둝 (Spot Block) : deprecated μƒνƒœ,
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