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32 changes: 32 additions & 0 deletions HyeGyeong/EC2 Instance Storage/AMI(Amazon Machine Image).md
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EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ๋งŒ๋“  **๋จธ์‹  ์ด๋ฏธ์ง€**๋‹ค. EBS Snapshot ์ฒ˜๋Ÿผ ๋ณผ๋ฅจ์˜ ๋ฐ์ดํ„ฐ ๋ฐฑ์—…ํ•˜๋Š”๊ฒŒ ์•„๋‹Œ, ๋ฃจํŠธ EBS ๋ณผ๋ฅจ๊ณผ ์ถ”๊ฐ€ ๋ณผ๋ฅจ์„ ๋ชจ๋‘ ํฌํ•จํ•ด์„œ OS, ์„ค์ • ๋“ฑ EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ํ†ต์งธ๋กœ ๋ฐฑ์—…ํ•œ๋‹ค.

## AMI์˜ ์ข…๋ฅ˜

| ์ข…๋ฅ˜ | ์„ค๋ช… |
| ------------------- | ------------------------------------ |
| **Public AMI** | AWS๊ฐ€ ๊ธฐ๋ณธ ์ œ๊ณตํ•˜๋Š” ์ด๋ฏธ์ง€ (์˜ˆ: Amazon Linux 2) |
| **Custom AMI** | ์‚ฌ์šฉ์ž๊ฐ€ ์ง์ ‘ ๊ตฌ์„ฑํ•œ ์ด๋ฏธ์ง€, ์œ ์ง€๋ณด์ˆ˜๋„ ์ง์ ‘ |
| **Marketplace AMI** | ๋‹ค๋ฅธ ์‚ฌ์šฉ์ž๊ฐ€ ๊ตฌ์„ฑํ•˜์—ฌ ํŒ๋งคํ•˜๋Š” ์ด๋ฏธ์ง€, ์‹œ๊ฐ„ ์ ˆ์•ฝ ๊ฐ€๋Šฅ |

## ์žฅ์ 

- **์ปค์Šคํ„ฐ๋งˆ์ด์ง• ๊ฐ€๋Šฅ**
- ์›ํ•˜๋Š” ์†Œํ”„ํŠธ์›จ์–ด, ์„ค์ • ํŒŒ์ผ, ์šด์˜์ฒด์ œ, ๋ชจ๋‹ˆํ„ฐ๋ง ํˆด ๋“ฑ์„ ๋ฏธ๋ฆฌ ํฌํ•จ ๊ฐ€๋Šฅ
- **๊ธ€๋กœ๋ฒŒ ์ธํ”„๋ผ ํ™œ์šฉ**
- AMI๋ฅผ ํ•œ ๋ฆฌ์ „์— ๋งŒ๋“  ๋’ค **๋‹ค๋ฅธ ๋ฆฌ์ „์œผ๋กœ ๋ณต์‚ฌ ๊ฐ€๋Šฅ**
- **EC2 ์ธ์Šคํ„ด์Šค ์‹คํ–‰ ์‹œ ํ™œ์šฉ**
- ๊ธฐ์กด EC2๋ฅผ ์ค‘์ง€ ํ›„, ์ด๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ AMI ์ƒ์„ฑ โ†’ ๋‹ค๋ฅธ AZ์—์„œ ๋ณต์ œ ์‹คํ–‰ ๊ฐ€๋Šฅ

## AMI ์ƒ์„ฑ ์ ˆ์ฐจ

1. EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ์›ํ•˜๋Š” ๋Œ€๋กœ ์„ค์ •
2. ์ธ์Šคํ„ด์Šค๋ฅผ **์ค‘์ง€(stop)** (๋ฐ์ดํ„ฐ ๋ฌด๊ฒฐ์„ฑ ํ™•๋ณด)
3. ํ•ด๋‹น ์ธ์Šคํ„ด์Šค๋กœ๋ถ€ํ„ฐ **AMI ์ƒ์„ฑ**
4. AMI๋ฅผ ํ™œ์šฉํ•ด **๋‹ค๋ฅธ ๊ฐ€์šฉ์˜์—ญ(AZ)์ด๋‚˜ ๋ฆฌ์ „์—์„œ ์ธ์Šคํ„ด์Šค ์‹คํ–‰**

## ์˜ˆ์‹œ ํ๋ฆ„

- `us-east-1a`์—์„œ EC2 ์ธ์Šคํ„ด์Šค ์„ค์ • โ†’ AMI ์ƒ์„ฑ
โ†’ `us-east-1b`์—์„œ ์ด AMI๋กœ EC2 ์ธ์Šคํ„ด์Šค ์‹คํ–‰
โ†’ ๊ธฐ์กด ์ธ์Šคํ„ด์Šค์˜ **๋ณต์‚ฌ๋ณธ ์ƒ์„ฑ**
29 changes: 29 additions & 0 deletions HyeGyeong/EC2 Instance Storage/EBS VS EFS.md
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### 1. **์—ฐ๊ฒฐ ๋ฐฉ์‹**

- **EBS**:
- EBS ๋ณผ๋ฅจ์€ **ํ•˜๋‚˜์˜ EC2 ์ธ์Šคํ„ด์Šค์—๋งŒ ์—ฐ๊ฒฐ**๊ฐ€๋Šฅ. ํ•˜์ง€๋งŒ, io1๊ณผ io2 ๋ณผ๋ฅจ์—์„œ๋Š” Multi-Attach ๊ธฐ๋Šฅ์„ ํ™œ์šฉํ•˜์—ฌ ์—ฌ๋Ÿฌ ์ธ์Šคํ„ด์Šค์— ์—ฐ๊ฒฐ ๊ฐ€๋Šฅ
- **๊ฐ™์€ Availability Zone** ๋‚ด์—์„œ๋งŒ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, **๋‹ค๋ฅธ AZ๋กœ ์ด๋™ํ•˜๋ ค๋ฉด ์Šค๋ƒ…์ƒท์„ ์‚ฌ์šฉ**ํ•ด์•ผํ•จ
- **EFS**:
- **๋„คํŠธ์›Œํฌ ํŒŒ์ผ ์‹œ์Šคํ…œ**์œผ๋กœ, **Availability Zone**์— ์ƒ๊ด€์—†์ด ์—ฌ๋Ÿฌ ์ธ์Šคํ„ด์Šค์— ์—ฐ๊ฒฐ ๊ฐ€๋Šฅ

### 2. **๋ฐฑ์—… ๋ฐ ์„ฑ๋Šฅ**

- **EBS**:
- **EBS ๋ฐฑ์—…์€ I/O๋ฅผ ์‚ฌ์šฉ**ํ•˜๋ฏ€๋กœ **์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ์„ฑ๋Šฅ์— ์˜ํ–ฅ์„ ๋ฏธ์น  ์ˆ˜ ์žˆ๋‹ค.
- **EC2 ์ธ์Šคํ„ด์Šค ์ข…๋ฃŒ ์‹œ EBS ๋ณผ๋ฅจ๋„ ํ•จ๊ป˜ ์ข…๋ฃŒ ๋˜๋Š” ๊ฒƒ์ด ๋””ํดํŠธ ๊ฐ’** (๋ณ€๊ฒฝ ๊ฐ€๋Šฅ)
- **EFS**:
- **๋„คํŠธ์›Œํฌ ํŒŒ์ผ ์‹œ์Šคํ…œ**์ด๋ฏ€๋กœ **๋ฐฑ์—…์— I/O๊ฐ€ ๊ฑฐ์˜ ์˜ํ–ฅ์„ ๋ฏธ์น˜์ง€ ์•Š์Œ**.

### 4. **๊ฐ€๊ฒฉ**

- **EBS**:
- EBS๋Š” **๊ฐ€๊ฒฉ์ด EFS๋ณด๋‹ค ์ €๋ ด**ํ•˜๋ฉฐ, **๋””์Šคํฌ ํฌ๊ธฐ์™€ IOPS**์— ๋”ฐ๋ผ ๊ฐ€๊ฒฉ์ด ๋‹ฌ๋ผ์ง.
- **EFS**:
- **EBS๋ณด๋‹ค ์•ฝ 3๋ฐฐ ๋” ๋น„์Œˆ**. ํ•˜์ง€๋งŒ **์Šคํ† ๋ฆฌ์ง€ ๊ณ„์ธต**์„ ์‚ฌ์šฉํ•˜์—ฌ **๋น„์šฉ ์ ˆ๊ฐ ๊ฐ€๋Šฅ**

### 5. **ํ˜ธํ™˜์„ฑ**

- **EBS**:
- EBS๋Š” **Linux ๋ฐ Windows ์ธ์Šคํ„ด์Šค**์—์„œ ๋ชจ๋‘ ์‚ฌ์šฉ ๊ฐ€๋Šฅ
- **EFS**:
- EFS๋Š” **POSIX ์‹œ์Šคํ…œ**์„ ์ง€์›ํ•˜๋ฉฐ, **Linux ๊ธฐ๋ฐ˜** ์ธ์Šคํ„ด์Šค์—์„œ๋งŒ ์‚ฌ์šฉ ๊ฐ€๋Šฅ
168 changes: 168 additions & 0 deletions HyeGyeong/EC2 Instance Storage/EBS(Elastic Block Store).md
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## EBS ๋ณผ๋ฅจ์ด๋ž€?

EC2์— ์—ฐ๊ฒฐํ•˜๋Š” ๋„คํŠธ์›Œํฌ ๊ธฐ๋ฐ˜์˜ USB๋ผ๊ณ  ์ƒ๊ฐํ•˜๋ฉด ๋œ๋‹ค. ๋„คํŠธ์›Œํฌ๋กœ ์—ฐ๊ฒฐ๋˜๋‹ˆ ์ง€์—ฐ์ด ์žˆ๊ณ , ์ธ์Šคํ„ด์Šค๊ฐ€ ์ข…๋ฃŒ๋˜์–ด๋„ ๋ฐ์ดํ„ฐ๊ฐ€ ์œ ์ง€๋œ๋‹ค. USB์ฒ˜๋Ÿผ ์—ฐ๊ฒฐ(Attach)๊ณผ ๋ถ„๋ฆฌ(Detach)๊ฐ€ ์ž์œ ๋กญ๋‹ค.

## ์—ฐ๊ฒฐ

์ปดํ“จํ„ฐ(EC2)์™€ USB(EBS)์˜ ๊ด€๊ณ„๋ฅผ ์ƒ๊ฐํ•˜๋ฉด ํŽธํ•˜๋‹ค.

![[Pasted image 20250430221331.png]]

- **ํ•˜๋‚˜์˜ EBS๋Š” ํ•˜๋‚˜์˜ ์ธ์Šคํ„ด์Šค์—๋งŒ ์—ฐ๊ฒฐ ๊ฐ€๋Šฅ**
- **๋‘˜์˜ availability Zone์ด ๋‹ค๋ฅด๋ฉด ์—ฐ๊ฒฐ ๋ถˆ๊ฐ€
- `us-east-1a`์—์„œ ์ƒ์„ฑ๋œ EBS๋Š” `us-east-1b`์™€ ์—ฐ๊ฒฐ ๋ถˆ๊ฐ€
- ๋‹จ, ์Šค๋ƒ…์ƒท ํ™œ์šฉ์‹œ ์ด๋™ ๊ฐ€๋Šฅ
- **EBS๋Š” ์ธ์Šคํ„ด์Šค ์—†์ด๋„ ์กด์žฌ ๊ฐ€๋Šฅ**
- **ํ•˜๋‚˜์˜ ์ธ์Šคํ„ด์Šค์— ์—ฌ๋Ÿฌ๊ฐœ์˜ EBS๋ฅผ ๋™์‹œ์— ์—ฐ๊ฒฐ ๊ฐ€๋Šฅ**

## ํ™œ์šฉ

- **์ธ์Šคํ„ด์Šค ์žฌ์ƒ์„ฑ ํ›„์—๋„ ๋ฐ์ดํ„ฐ ์œ ์ง€**
- **๋น ๋ฅด๊ฒŒ ๋‹ค๋ฅธ ์ธ์Šคํ„ด์Šค์— ์žฌ๋งˆ์šดํŠธ ๊ฐ€๋Šฅ**
- **๋ฐฑ์—… ๋ฐ ๋ณต์›์šฉ์œผ๋กœ ์Šค๋ƒ…์ƒท ๊ธฐ๋Šฅ ํ™œ์šฉ ๊ฐ€๋Šฅ**

## ์š”๊ธˆ

์•„๋ž˜ ์š”์†Œ์— ๋”ฐ๋ผ ์š”๊ธˆ์ด ๊ฒฐ์ •๋˜๋ฉฐ, ๋‚˜์ค‘์— ์กฐ์ •์ด ๊ฐ€๋Šฅ
- ์šฉ๋Ÿ‰ (GB)
- IOPS (Input/Output Operations per Second)

## ์ข…๋ฃŒ ์‹œ ์‚ญ์ œ ์˜ต์…˜

![[Pasted image 20250501185228.png]]

EC2 ์ธ์Šคํ„ด์Šค๋ฅผ ์ƒ์„ฑํ•˜๋ฉด์„œ EBS๋ฅผ ์ƒ์„ฑํ•˜๋ฉด ์ข…๋ฃŒ ์‹œ ์‚ญ์ œ(Delete on Termination) ์˜ต์…˜์ด ์žˆ๋‹ค. ๋””ํดํŠธ ๊ฐ’์€ ์•„๋ž˜์™€ ๊ฐ™์ง€๋งŒ, ์ƒ์„ฑ์‹œ์— ์˜ต์…˜์„ ๋ณ€๊ฒฝํ•  ์ˆ˜ ์žˆ๋‹ค.
- **๋ฃจํŠธ ๋ณผ๋ฅจ**: ๊ธฐ๋ณธ์œผ๋กœ ์ฒดํฌ๋˜์–ด ์žˆ์–ด ์ธ์Šคํ„ด์Šค ์ข…๋ฃŒ ์‹œ ์‚ญ์ œ๋จ
- **์ถ”๊ฐ€ ๋ณผ๋ฅจ**: ๊ธฐ๋ณธ์œผ๋กœ ๋น„ํ™œ์„ฑํ™”๋˜์–ด ์‚ญ์ œ๋˜์ง€ ์•Š์Œ

---

# EBS Snapshot

EBS ์Šค๋ƒ…์ƒท์€ **EBS ๋ณผ๋ฅจ์˜ ๋ฐฑ์—…๋ณธ**์ด๋‹ค. ๋ณผ๋ฅจ์˜ ํŠน์ • ์‹œ์ ์„ ์‚ฌ์ง„์ฐ๋“ฏ์ด ๋ฐฑ์—…๋ณธ์œผ๋กœ ๋งŒ๋“ค๊ณ , ๊ทธ ๋ฐฑ์—…๋ณธ์„ ๋‹ค์‹œ ๋ณผ๋ฅจ์œผ๋กœ ๋ณต๊ตฌํ•  ์ˆ˜๋„ ์žˆ๋‹ค.

## ์—ฐ๊ฒฐ & ๋ณต์›

![[Pasted image 20250501174300.png]]

์Šค๋ƒ…์ƒท์€ **๋‹ค๋ฅธ ๊ฐ€์šฉ ์˜์—ญ ํ˜น์€ ๋ฆฌ์ „์œผ๋กœ ๋ณต์‚ฌ ๊ฐ€๋Šฅ**
- ์˜ˆ: `us-east-1a`์˜ EBS โ†’ ์Šค๋ƒ…์ƒท ์ƒ์„ฑ โ†’ `us-east-1b`์—์„œ ๋ณผ๋ฅจ์œผ๋กœ ๋ณต์›

## ์Šค๋ƒ…์ƒท์„ ์–ด๋””์— ๋ณด๊ด€ ํ•  ๊ฒƒ์ธ๊ฐ€?

๋””ํดํŠธ๋Š” Standard Tier์— ๋ณด๊ด€๋œ๋‹ค. ํ•˜์ง€๋งŒ ์•„๋ž˜์™€ ๊ฐ™์ด 3๊ฐ€์ง€ ์˜ต์…˜์„ ๋” ์„ ํƒํ•  ์ˆ˜ ์žˆ๋‹ค.
1. ์•„์นด์ด๋ธŒ ํ‹ฐ์–ด
2. ํœด์ง€ํ†ต
3. FSR(Fast Snapshot Restore)

### ์•„์นด์ด๋ธŒ ํ‹ฐ์–ด (Archive Tier)
- **์ตœ๋Œ€ 75% ์ €๋ ดํ•œ ๋น„์šฉ**์œผ๋กœ ์ €์žฅ๊ฐ€๋Šฅ. ๋‹จ, **๋ณต์›๊นŒ์ง€ 24~72์‹œ๊ฐ„ ์†Œ์š”**
- **์ฆ‰์‹œ ๋ณต์›์ด ํ•„์š” ์—†๋Š” ์žฅ๊ธฐ ๋ณด๊ด€์šฉ**์— ์ ํ•ฉ
- ๋‹ค๋ฅธ ํด๋ผ์šฐ๋“œ์—์„œ ์ฝœ๋“œ ์Šคํ† ๋ฆฌ์ง€๋ผ๊ณ  ๋ถ€๋ฅด๋Š” ๊ทธ๊ฒƒ!

### ํœด์ง€ํ†ต (Recycle Bin)
- ์‹ค์ˆ˜๋กœ ์‚ญ์ œํ•œ ์Šค๋ƒ…์ƒท์„ **์ผ์ • ๊ธฐ๊ฐ„ ๋ณต์› ๊ฐ€๋Šฅ**
- **๋ณด๊ด€ ๊ธฐ๊ฐ„ ์„ค์ • ๊ฐ€๋Šฅ**: 1์ผ ~ 1๋…„
- ๊ธฐ๋ณธ ์‚ญ์ œ โ†’ ํœด์ง€ํ†ต ์ด๋™ โ†’ ๋ณต์› ๊ฐ€๋Šฅ

### FSR(Fast Snapshot Restore)
- **๋ณผ๋ฅจ์œผ๋กœ ๋ณต์›ํ•˜๋Š”๋ฐ ํ•„์š”ํ•œ ์‹œ๊ฐ„์„ ์ค„์ด๊ธฐ ์œ„ํ•ด ๋ฏธ๋ฆฌ ์ค€๋น„๋œ ์Šค๋ƒ…์ƒท**
- ์„ฑ๋Šฅ์€ ๋›ฐ์–ด๋‚˜๋‚˜ **๋น„์šฉ์ด ๋†’์œผ๋ฏ€๋กœ ์‹ ์ค‘ํžˆ ์‚ฌ์šฉ**

![[Pasted image 20250501185405.png]]

---

# EBS ๋ณผ๋ฅจ ์œ ํ˜•

EBS์—๋Š” ํ˜„์žฌ **6๊ฐ€์ง€ ๋ณผ๋ฅจ ์œ ํ˜•**์ด ์žˆ๋‹ค. ์•„๋ž˜ ๋‚˜์˜ค๋Š” ์ •๋ณด๋“ค์˜ **์ˆซ์ž๋Š” ์ค‘์š”ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.** ๋Œ€๋žต์ ์ธ ํŠน์ง•๊ณผ ๋น„๊ต๊ฐ€ ๊ฐ€๋Šฅํ•˜๋ฉด ๋ฉ๋‹ˆ๋‹ค.

## SSD ๋ณผ๋ฅจ

### GP3
- **๋ฒ”์šฉ SSD (์ตœ์‹  ์„ธ๋Œ€)**
- **IOPS์™€ Throughput์„ ๋…๋ฆฝ์ ์œผ๋กœ ์„ค์ • ๊ฐ€๋Šฅ**
- ๊ธฐ๋ณธ: 3,000 IOPS / 125MB/s
- ์ตœ๋Œ€: 16,000 IOPS / 1,000MB/s
- **GP2 ๋Œ€๋น„ ์„ฑ๋Šฅ๊ณผ ๊ฐ€๊ฒฉ ํšจ์œจ์„ฑ ๋ชจ๋‘ ์šฐ์ˆ˜**
- **์‹œํ—˜์—์„œ ์ค‘์š”**

### GP2
- **๋ฒ”์šฉ SSD (์ด์ „ ์„ธ๋Œ€)**
- **IOPS์™€ ์šฉ๋Ÿ‰์ด ๋น„๋ก€** (1GB๋‹น 3IOPS, ์ตœ๋Œ€ 16,000 IOPS)
- ์ตœ๋Œ€ 16TB๊นŒ์ง€ ๊ฐ€๋Šฅ
- **๋ฒ„์ŠคํŠธ ์„ฑ๋Šฅ** ์ œ๊ณต (์ž‘์€ ๋ณผ๋ฅจ์ผ ๊ฒฝ์šฐ)
- ์ €๋น„์šฉ & ๋‚ฎ์€ ์ง€์—ฐ์‹œ๊ฐ„ โ†’ **ํ…Œ์ŠคํŠธ/๊ฐœ๋ฐœ, ๋ถ€ํŒ… ๋ณผ๋ฅจ ๋“ฑ์— ์ ํ•ฉ**

### io1 / io2 Block Express
- **๊ณ ์„ฑ๋Šฅ SSD ๋ณผ๋ฅจ**
- ์ผ๊ด€๋œ IOPS๊ฐ€ ํ•„์š”ํ•œ **๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์šฉ**
- **์Šคํ† ๋ฆฌ์ง€์™€ IOPS ๋น„๋ก€ํ•˜์ง€ ์•Š์Œ โ†’ ๋ณ„๋„ ์„ค์ • ๊ฐ€๋Šฅ**
-> ๋น„์‹ธ๊ณ  ์„ฑ๋Šฅ์ด ์ข‹์Œ

## HDD ๊ณ„์—ด ๋ณผ๋ฅจ

### ST1 (Throughput Optimized HDD)
- **๋น…๋ฐ์ดํ„ฐ, ๋กœ๊ทธ ์ฒ˜๋ฆฌ, ๋ฐ์ดํ„ฐ ์›จ์–ดํ•˜์šฐ์Šค์— ์ ํ•ฉ**
- ์ฒ˜๋ฆฌ๋Ÿ‰ ์ตœ์ ํ™” โ†’ ์ตœ๋Œ€ 500MB/s, ์ตœ๋Œ€ 500 IOPS
- **๋ถ€ํŒ… ๋ณผ๋ฅจ ๋ถˆ๊ฐ€**
- ์ตœ๋Œ€ 16TB

### SC1 (Cold HDD)
- **์ž์ฃผ ์ ‘๊ทผํ•˜์ง€ ์•Š๋Š” ๋ฐ์ดํ„ฐ (์•„์นด์ด๋ธŒ)์— ์ ํ•ฉ**
- ์ดˆ์ €๊ฐ€ ์Šคํ† ๋ฆฌ์ง€
- ์ตœ๋Œ€ 250MB/s, ์ตœ๋Œ€ 250 IOPS
- **๋ถ€ํŒ… ๋ณผ๋ฅจ ๋ถˆ๊ฐ€**

## ๋ถ€ํŒ… ๋ณผ๋ฅจ์œผ๋กœ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ์œ ํ˜•

- GP2, GP3, io1, io2 โœ…
- ST1 / SC1 โŒ
**-> SSD ๊ณ„์—ด๋งŒ ๋ถ€ํŒ… ๋ณผ๋ฅจ์œผ๋กœ ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค!**

---

# EBS Multi-Attach

๋งˆ์น˜ ์ดˆ๋“ฑํ•™๊ต ๋•Œ ์ฒ˜๋Ÿผ.. EBS๋Š” ํ•˜๋‚˜์˜ EC2์—๋งŒ ์—ฐ๊ฒฐ ๋œ๋‹ค๊ณ  ํ–ˆ์ง€๋งŒ, ์งœ์ž”~ ์‚ฌ์‹ค์€ ์—ฌ๋Ÿฌ๊ฐœ์˜ ์ธ์Šคํ„ด์Šค์— ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ๋Š” EBS๋„ ์žˆ๋‹ต๋‹ˆ๋‹ค!

- ์ด ๊ธฐ๋Šฅ์€ **io1๊ณผ io2** ์ œํ’ˆ๊ตฐ์—์„œ๋งŒ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•˜๋ฉฐ, ๋™์ผํ•œ **Availability Zone** ๋‚ด์—์„œ๋งŒ ์ž‘๋™.
- ์—ฌ๋Ÿฌ ์ธ์Šคํ„ด์Šค๊ฐ€ ํ•˜๋‚˜์˜ EBS ๋ณผ๋ฅจ์— **๋™์‹œ์— ์ฝ๊ณ  ์“ธ ์ˆ˜ ์žˆ๋‹ค**.

### ์ œํ•œ ์‚ฌํ•ญ

- ์—ฐ๊ฒฐ ๊ฐ€๋Šฅํ•œ EC2 ์ธ์Šคํ„ด์Šค์˜ ์ˆ˜๋Š” **์ตœ๋Œ€ 16๊ฐœ**๋กœ ์ œํ•œ. (์ค‘์š”!!)
- **๋‹ค๋ฅธ Availability Zone ๊ฐ„์˜ ์—ฐ๊ฒฐ ๋ถˆ๊ฐ€. (์˜ˆ: `us-east-1a`์—์„œ `us-east-1b`๋กœ ์—ฐ๊ฒฐ ๋ถˆ๊ฐ€)
- **ํด๋Ÿฌ์Šคํ„ฐ ์ธ์‹ ํŒŒ์ผ ์‹œ์Šคํ…œ**๋งŒ ์ง€์›.

### ์‚ฌ์šฉ ์‚ฌ๋ก€

- **์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ฐ€์šฉ์„ฑ**์„ ๋†’์ด๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ.
- **๋™์‹œ ์“ฐ๊ธฐ ์ž‘์—…์„ ๊ด€๋ฆฌํ•ด์•ผ ํ•˜๋Š” ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜**์— ์œ ์šฉ.
- **Teradata์™€ ๊ฐ™์€ ํด๋Ÿฌ์Šคํ„ฐ๋ง๋œ Linux ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜**์—์„œ ํ™œ์šฉ ๊ฐ€๋Šฅ.

---

## EBS ๋ณผ๋ฅจ ์•”ํ˜ธํ™”

- **์ €์žฅ ๋ฐ์ดํ„ฐ**์™€ **์ธ์Šคํ„ด์Šค์™€ ๋ณผ๋ฅจ ๊ฐ„์˜ ์ „์†ก ๋ฐ์ดํ„ฐ**๊ฐ€ ์ž๋™์œผ๋กœ ์•”ํ˜ธํ™”๋จ.
- **์Šค๋ƒ…์ƒท**๊ณผ **์Šค๋ƒ…์ƒท์œผ๋กœ ์ƒ์„ฑํ•œ ๋ณผ๋ฅจ**๋„ ์ž๋™์œผ๋กœ ์•”ํ˜ธํ™”๋จ.
- ์•”ํ˜ธํ™” ๋ฐ ๋ณตํ˜ธํ™” ๊ณผ์ •์€ ๋ฐฑ๊ทธ๋ผ์šด๋“œ์—์„œ ์ž๋™์œผ๋กœ ์ฒ˜๋ฆฌ๋˜๋ฉฐ, ์‚ฌ์šฉ์ž๋Š” ์•„๋ฌด๊ฒƒ๋„ ํ•˜์ง€ ์•Š์Œ.
- ๋ณผ๋ฅจ์ด๋‚˜ ์Šค๋ƒ…์ƒท ์ƒ์„ฑ์‹œ์— `Encrypt` ์˜ต์…˜๋งŒ ์ฒดํฌ
- ์•”ํ˜ธํ™”์—๋Š” **AES-256** ํ‘œ์ค€์„ ์‚ฌ์šฉํ•˜๋ฉฐ, **KMS(Key Management Service)**์—์„œ ์•”ํ˜ธํ™” ํ‚ค๊ฐ€ ๊ด€๋ฆฌ๋จ.

### ์žฅ์ 

- **์ง€์—ฐ ์‹œ๊ฐ„**์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์€ ๊ฑฐ์˜ ์—†์œผ๋ฉฐ, ๋ฐฑ๊ทธ๋ผ์šด๋“œ์—์„œ ์•”ํ˜ธํ™” ๋ฐ ๋ณตํ˜ธํ™”๊ฐ€ ์ด๋ฃจ์–ด์ง.
- **KMS**์—์„œ ์•”ํ˜ธํ™” ํ‚ค๋ฅผ ์ƒ์„ฑํ•˜๊ณ  ๊ด€๋ฆฌํ•˜์—ฌ **AES-256** ํ‘œ์ค€์„ ์‚ฌ์šฉํ•œ ๊ฐ•๋ ฅํ•œ ์•”ํ˜ธํ™” ์ง€์›.

### ์Šค๋ƒ…์ƒท์„ ๋งŒ๋“ค๋•Œ๋Š”?

- ์•”ํ˜ธํ™” ๋œ ์Šค๋ƒ…์ƒท -> ์•”ํ˜ธํ™” ๋œ ๋ณผ๋ฅจ ์ƒ์„ฑ
- ์•”ํ˜ธํ™” ๋œ ๋ณผ๋ฅจ -> ์•”ํ˜ธํ™” ๋œ ์Šค๋ƒ…์ƒท ์ƒ์„ฑ

๊ทธ๋ž˜์„œ ์ด๋Ÿฐ ํ๋ฆ„๋„ ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.
1. ์•”ํ˜ธํ™” ๋˜์ง€ ์•Š์€ ๋ณผ๋ฅจ ์ƒ์„ฑ
2. ๋ณผ๋ฅจ์œผ๋กœ ์•”ํ˜ธํ™” ๋˜์ง€ ์•Š์€ ์Šค๋ƒ…์ƒท ์ƒ์„ฑ
3. ์Šค๋ƒ…์ƒท์„ ๋ณต์‚ฌํ•˜๋ฉด์„œ ์•”ํ˜ธํ™” -> ์•”ํ˜ธํ™” ๋œ ์Šค๋ƒ…์ƒท ์ƒ์„ฑ
4. ์•”ํ˜ธํ™” ๋œ ์Šค๋ƒ…์ƒท์„ ๋ณต์›ํ•˜๋ฉด ์•”ํ˜ธํ™” ๋œ ๋ณผ๋ฅจ์ด ๋จ.
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๋„คํŠธ์›Œํฌ ๊ธฐ๋ฐ˜์œผ๋กœ ์—ฐ๊ฒฐ ๋œ ๋ณผ๋ฅจ์ธ EBS์™€ ๋‹ฌ๋ฆฌ **EC2 ์ธ์Šคํ„ด์Šค๊ฐ€ ์œ„์น˜ํ•œ ํ•˜๋“œ์›จ์–ด์— ๋ฌผ๋ฆฌ์ ์œผ๋กœ ์—ฐ๊ฒฐ๋œ ๋””์Šคํฌ**๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ์Šคํ† ๋ฆฌ์ง€๋‹ค.

### ํŠน์ง•

- ์ธ์Šคํ„ด์Šค ์ค‘์ง€/์ข…๋ฃŒ ์‹œ **๋ฐ์ดํ„ฐ ์†Œ์‹ค**
- ํ”ํžˆ **์ž„์‹œ ์Šคํ† ๋ฆฌ์ง€ (Ephemeral Storage)** ๋ผ๊ณ  ๋ถ€๋ฆ„
- **๋†’์€ ์ฒ˜๋ฆฌ๋Ÿ‰(Throughput)** ๋ฐ IOPS ์ œ๊ณต

### ํ™œ์šฉ ์‹œ์ 

- **์ž„์‹œ ๋ฐ์ดํ„ฐ**์— ์ ํ•ฉ
- ๋ฒ„ํผ๋‚˜ ์บ์‹œ์ฒ˜๋Ÿผ ๋น ๋ฅธ IO๋ฅผ ์š”๊ตฌํ•˜์ง€๋งŒ ์ž„์‹œ ๋ฐ์ดํ„ฐ์ผ ๋•Œ ์œ ์šฉํ•จ
- **์žฅ๊ธฐ ๋ณด๊ด€ ๋ชฉ์ ์—๋Š” ๋ถ€์ ํ•ฉ**
- โ†’ **EBS ์‚ฌ์šฉ ๊ถŒ์žฅ**
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**EFS๋Š” Availability Zone์— ์ƒ๊ด€์—†์ด ์—ฌ๋Ÿฌ EC2 ์ธ์Šคํ„ด์Šค์—์„œ ๋™์‹œ์— ๋งˆ์šดํŠธํ•  ์ˆ˜ ์žˆ๋Š” ๋„คํŠธ์›Œํฌ ํŒŒ์ผ ์‹œ์Šคํ…œ**์ด๋‹ค. **๊ณ ๊ฐ€์šฉ์„ฑ**๊ณผ **ํ™•์žฅ์„ฑ**์ด ๋›ฐ์–ด๋‚œ ๋Œ€์‹ , **๋น„์šฉ์€ GP2 EBS ๋ณผ๋ฅจ์˜ ์•ฝ 3๋ฐฐ** ์ •๋„์ด๋‹ค.

![[Pasted image 20250501174141.png]]

### ๋น„์šฉ ๋ฐ ํ™•์žฅ์„ฑ

- **EFS**๋Š” ์‚ฌ์šฉ๋Ÿ‰์— ๋”ฐ๋ผ ๋น„์šฉ์ด ์ฒญ๊ตฌ๋˜๋ฉฐ, **๋ฏธ๋ฆฌ ์šฉ๋Ÿ‰์„ ์ •ํ•  ํ•„์š”๊ฐ€ ์—†๋‹ค.**
- ํŒŒ์ผ ์‹œ์Šคํ…œ์€ ์ž๋™์œผ๋กœ **ํ™•์žฅ**๋œ๋‹ค.
-> ํŽธ๋ฆฌํ•˜๋‹ค๋Š” ๊ฒƒ์€ ์žฅ์ ์ด์ง€๋งŒ ์š”๊ธˆ ์ธก๋ฉด์—์„œ๋Š” ์ข€ ๋ฌด์„ญ๊ตฐ์š”..

### EFS์˜ ์ฃผ์š” ๊ตฌ์„ฑ ์š”์†Œ

- **๋ณด์•ˆ ๊ทธ๋ฃน**์„ ์‚ฌ์šฉํ•˜์—ฌ EFS์— ๋Œ€ํ•œ ์•ก์„ธ์Šค๋ฅผ ์ œ์–ด.
- **Linux ๊ธฐ๋ฐ˜ AMI**์™€๋งŒ ํ˜ธํ™˜๋˜๋ฉฐ, **NFS ํ”„๋กœํ† ์ฝœ**์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฐ์ดํ„ฐ๋ฅผ ์ „์†ก.
### Throughput Mode

- **Bursting**: ๊ธฐ๋ณธ์ ์œผ๋กœ 1TB์— ๋Œ€ํ•ด ์ดˆ๋‹น 50MiB ~ 100MiB์˜ ๋ฒ„์ŠคํŠธ ์„ฑ๋Šฅ์„ ์ œ๊ณต.
- **Provisioned**: ์Šคํ† ๋ฆฌ์ง€์™€ ์ฒ˜๋ฆฌ๋Ÿ‰์„ ๋…๋ฆฝ์ ์œผ๋กœ ์„ค์ • ๊ฐ€๋Šฅ.
- **Elastic**: ์ž‘์—…์— ๋”ฐ๋ผ **์ž๋™์œผ๋กœ ์ฒ˜๋ฆฌ๋Ÿ‰์„ ์กฐ์ •**ํ•  ์ˆ˜ ์žˆ๋Š” ์˜ต์…˜.
### Performance Mode

- **General Purpose**(default): **์ง€์—ฐ ์‹œ๊ฐ„**์— ๋ฏผ๊ฐํ•œ ์ผ๋ฐ˜ ์›น์„œ๋ฒ„ ๋“ฑ
- **Max I/O**: **์ง€์—ฐ ์‹œ๊ฐ„์ด ๋” ๊ธธ์ง€๋งŒ** ๋†’์€ **์ฒ˜๋ฆฌ๋Ÿ‰**๊ณผ **๋ณ‘๋ ฌ์„ฑ**์ด ํ•„์š”ํ•œ **๋น… ๋ฐ์ดํ„ฐ** ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์ด๋‚˜ **๋ฏธ๋””์–ด ์ฒ˜๋ฆฌ**์— ์ ํ•ฉ. (Bursting์ผ๋•Œ๋Š” ์„ ํƒ ๋ถˆ๊ฐ€๋Šฅ)

### EFS ์Šคํ† ๋ฆฌ์ง€ ํด๋ž˜์Šค

- **Standard**: ๊ธฐ๋ณธ๊ณ„์ธต์ด๋ฉฐ, ์ž์ฃผ ์•ก์„ธ์Šคํ•˜๋Š” ํŒŒ์ผ์— ์ ํ•ฉํ•œ ์œ„์น˜
- **EFS-IA (Infrequent Access)**: ์ž์ฃผ ์•ก์„ธ์Šคํ•˜์ง€ ์•Š๋Š” ํŒŒ์ผ์— ์ ํ•ฉํ•˜๋ฉฐ, ํŒŒ์ผ์„ ์ €์žฅํ•˜๋ฉด **๋น„์šฉ์ด ๊ฐ์†Œ**, ๊ฒ€์ƒ‰ ์‹œ **๋น„์šฉ ๋ฐœ์ƒ**.
- **์•„์นด์ด๋ธŒ ์Šคํ† ๋ฆฌ์ง€ ๊ณ„์ธต**: ๊ฑฐ์˜ ์•ก์„ธ์Šคํ•˜์ง€ ์•Š๋Š” ๋ฐ์ดํ„ฐ

### ์ˆ˜๋ช… ์ฃผ๊ธฐ ์ •์ฑ…

- **์ˆ˜๋ช… ์ฃผ๊ธฐ ์ •์ฑ…**์„ ์„ค์ •ํ•˜์—ฌ **ํŒŒ์ผ์„ ์ž๋™์œผ๋กœ ๋‹ค๋ฅธ ๊ณ„์ธต์œผ๋กœ ์ด๋™**ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
- ์˜ˆ: 60์ผ ๋™์•ˆ ์•ก์„ธ์Šคํ•˜์ง€ ์•Š์€ ํŒŒ์ผ์„ **EFS IA**๋กœ ์ด๋™.

### One Zone EFS
- EFS๊ฐ€ ํ•˜๋‚˜์˜ AZ์—๋งŒ ๋ฐฐ์น˜๋˜๊ฒŒ ํ•ด์„œ, **์ €๋ ดํ•œ ๋น„์šฉ**์œผ๋กœ ์‚ฌ์šฉ ๊ฐ€๋Šฅ.
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## ๐Ÿ”„ ์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน(Auto Scaling Group)์ด๋ž€?

์‹ค์ œ ์ƒํ™ฉ์—์„œ ์›น์‚ฌ์ดํŠธ์™€ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ๋ถ€ํ•˜๋Š” ๋ณ€ํ•  ์ˆ˜ ์žˆ๋‹ค.

ํด๋ผ์šฐ๋“œ์—์„œ๋Š” ์„œ๋ฒ„๋ฅผ ๋งค์šฐ ๋น ๋ฅด๊ฒŒ ์ƒ์„ฑํ•˜๊ณ  ์ œ๊ฑฐํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์ด ํด๋ผ์šฐ๋“œ์˜ ์žฅ์ ์ด๋‹ค.

์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน(ASG)์˜ ๋ชฉํ‘œ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์•„์š”:

- ์ฆ๊ฐ€๋œ ๋ถ€ํ•˜์— ๋งž๊ฒŒ ์Šค์ผ€์ผ ์•„์›ƒ(EC2 ์ธ์Šคํ„ด์Šค ์ถ”๊ฐ€)
- ๊ฐ์†Œ๋œ ๋ถ€ํ•˜์— ๋งž๊ฒŒ ์Šค์ผ€์ผ ์ธ(EC2 ์ธ์Šคํ„ด์Šค ์ œ๊ฑฐ)
- ์‹คํ–‰ ์ค‘์ธ EC2 ์ธ์Šคํ„ด์Šค์˜ ์ตœ์†Œ ๋ฐ ์ตœ๋Œ€ ์ˆ˜๋ฅผ ํ™•๋ณด
- ์ƒˆ ์ธ์Šคํ„ด์Šค๋ฅผ ๋กœ๋“œ ๋ฐธ๋Ÿฐ์„œ์— ์ž๋™์œผ๋กœ ๋“ฑ๋ก (ASG์— ์†ํ•œ ์ธ์Šคํ„ด์Šค๋Š” ๋กœ๋“œ ๋ฐธ๋Ÿฐ์„œ์— ์—ฐ๊ฒฐ๋˜๊ธฐ ๋•Œ๋ฌธ์ด๋‹ค)
- ์ด์ „ ์ธ์Šคํ„ด์Šค๊ฐ€ ์ข…๋ฃŒ๋œ ๊ฒฝ์šฐ EC2 ์ธ์Šคํ„ด์Šค ์žฌ์ƒ์„ฑ (์˜ˆ: ๋น„์ •์ƒ์ธ ๊ฒฝ์šฐ)

ASG๋Š” ๋ฌด๋ฃŒ์ด๋‹ค (๊ธฐ๋ณธ EC2 ์ธ์Šคํ„ด์Šค์— ๋Œ€ํ•ด์„œ๋งŒ ๋น„์šฉ์„ ์ง€๋ถˆ)
![[์Šคํฌ๋ฆฐ์ƒท 2025-05-03 ์˜คํ›„ 10.59.33.png]]

์ด ์˜ˆ์‹œ์˜ ๊ฒฝ์šฐ ์šฉ๋Ÿ‰์€ 7์ด๋‹ค.

## ๐Ÿญ ๋กœ๋“œ ๋ฐธ๋Ÿฐ์„œ๊ฐ€ ์žˆ๋Š” AWS์˜ ์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน

ELB๋Š” EC2 ์ธ์Šคํ„ด์Šค์˜ ์ƒํƒœ๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์žˆ์–ด์š”!

๋น„์ •์ƒ ์ธ์Šคํ„ด์Šค๋ฅผ ๊ฐ์ง€ํ•˜๊ณ  ์ƒˆ ์ธ์Šคํ„ด์Šค๋กœ ๋Œ€์ฒดํ•œ๋‹ค.

## ๐Ÿ“‹ ์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน ์†์„ฑ

ASG์—๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ตฌ์„ฑ ์š”์†Œ๊ฐ€ ํ•„์š”ํ•˜๋‹ค:

**์‹œ์ž‘ ํ…œํ”Œ๋ฆฟ(Template)** (์ด์ „์˜ "์‹œ์ž‘ ๊ตฌ์„ฑ"์€ ๋” ์ด์ƒ ์‚ฌ์šฉ๋˜์ง€ ์•Š์Œ):

- AMI + ์ธ์Šคํ„ด์Šค ์œ ํ˜•
- EC2 ์‚ฌ์šฉ์ž ๋ฐ์ดํ„ฐ
- EBS ๋ณผ๋ฅจ
- ๋ณด์•ˆ ๊ทธ๋ฃน
- SSH ํ‚ค ํŽ˜์–ด
- EC2 ์ธ์Šคํ„ด์Šค์šฉ IAM ์—ญํ• 
- ๋„คํŠธ์›Œํฌ + ์„œ๋ธŒ๋„ท ์ •๋ณด
- ๋กœ๋“œ ๋ฐธ๋Ÿฐ์„œ ์ •๋ณด

์•„๋ž˜๋Š” ์ถ”๊ฐ€์ ์ธ ํ•„์š” ์„ค์ •์ด๋‹ค.:

- ์ตœ์†Œ ํฌ๊ธฐ / ์ตœ๋Œ€ ํฌ๊ธฐ / ์ดˆ๊ธฐ ์šฉ๋Ÿ‰
- ์Šค์ผ€์ผ๋ง ์ •์ฑ…

## ๐Ÿ“Š ์˜คํ†  ์Šค์ผ€์ผ๋ง - CloudWatch ๊ฒฝ๋ณด & ์Šค์ผ€์ผ๋ง

CloudWatch ๊ฒฝ๋ณด๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ASG๋ฅผ ์Šค์ผ€์ผ๋งํ•  ์ˆ˜ ์žˆ๋‹ค.


๊ฒฝ๋ณด๋Š” ๋ฉ”ํŠธ๋ฆญ(์˜ˆ: **ํ‰๊ท  CPU** ๋˜๋Š” **์‚ฌ์šฉ์ž ์ง€์ • ๋ฉ”ํŠธ๋ฆญ**)์„ ๋ชจ๋‹ˆํ„ฐ๋งํ•œ๋‹ค.
ํ‰๊ท  CPU์™€ ๊ฐ™์€ ๋ฉ”ํŠธ๋ฆญ์€ ์ „์ฒด ASG ์ธ์Šคํ„ด์Šค๋กœ ๊ณ„์‚ฐ ํ•˜๋Š” ๊ฒƒ์ด๋‹ค.!

% ๋ฉ”ํŠธ๋ฆญ์€ ๋ฐ์ดํ„ฐ ์ง€ํ‘œ๋ผ๊ณ  ์ƒ๊ฐํ•˜๋ฉด ๋œ๋‹ค.

๊ฒฝ๋ณด๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•œ๋‹ค.

- ์Šค์ผ€์ผ ์•„์›ƒ ์ •์ฑ… ์ƒ์„ฑ (์ธ์Šคํ„ด์Šค ์ˆ˜ ์ฆ๊ฐ€)
- ์Šค์ผ€์ผ ์ธ ์ •์ฑ… ์ƒ์„ฑ (์ธ์Šคํ„ด์Šค ์ˆ˜ ๊ฐ์†Œ)

## ๐Ÿ“ˆ ์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน - ์Šค์ผ€์ผ๋ง ์ •์ฑ…

**๋™์  ์Šค์ผ€์ผ๋ง**:

- **๋Œ€์ƒ ์ถ”์  ์Šค์ผ€์ผ๋ง**:
- ์„ค์ •์ด ๊ฐ„๋‹จํ•˜๋‹ค
- ์˜ˆ: ํ‰๊ท  ASG CPU๋ฅผ ์•ฝ 40%๋กœ ์œ ์ง€
- **๋‹จ์ˆœ/๋‹จ๊ณ„ ์Šค์ผ€์ผ๋ง**:
- CloudWatch ๊ฒฝ๋ณด๊ฐ€ ํŠธ๋ฆฌ๊ฑฐ๋  ๋•Œ (์˜ˆ: CPU > 70%), 2๊ฐœ ๋‹จ์œ„ ์ถ”๊ฐ€
- CloudWatch ๊ฒฝ๋ณด๊ฐ€ ํŠธ๋ฆฌ๊ฑฐ๋  ๋•Œ (์˜ˆ: CPU < 30%), 1๊ฐœ ๋‹จ์œ„ ์ œ๊ฑฐ

**์˜ˆ์•ฝ ์Šค์ผ€์ผ๋ง**:

- ์•Œ๋ ค์ง„ ์‚ฌ์šฉ ํŒจํ„ด์— ๊ธฐ๋ฐ˜ํ•œ ์Šค์ผ€์ผ๋ง ์˜ˆ์ƒ
- ์˜ˆ: ๊ธˆ์š”์ผ ์˜คํ›„ 5์‹œ์— ์ตœ์†Œ ์šฉ๋Ÿ‰์„ 10์œผ๋กœ ์ฆ๊ฐ€

**์˜ˆ์ธก ์Šค์ผ€์ผ๋ง**:

- ๋ถ€ํ•˜๋ฅผ ์ง€์†์ ์œผ๋กœ ์˜ˆ์ธกํ•˜๊ณ  ๋ฏธ๋ฆฌ ์Šค์ผ€์ผ๋ง ์ผ์ •์„ ์žก๋Š”๋‹ค.

## ๐Ÿ“‰ ์Šค์ผ€์ผ๋ง์— ์ข‹์€ ๋ฉ”ํŠธ๋ฆญ

- **CPUUtilization**: ์ธ์Šคํ„ด์Šค ์ „์ฒด์˜ ํ‰๊ท  CPU ์‚ฌ์šฉ๋ฅ 
- **RequestCountPerTarget**: EC2 ์ธ์Šคํ„ด์Šค๋‹น ์š”์ฒญ ์ˆ˜๊ฐ€ ์•ˆ์ •์ ์ธ์ง€ ํ™•์ธํ•˜๊ธฐ ์œ„ํ•ด
- **ํ‰๊ท  ๋„คํŠธ์›Œํฌ ์ž…/์ถœ๋ ฅ**: ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์ด ๋„คํŠธ์›Œํฌ ๋ฐ”์ธ๋”ฉ๋œ ๊ฒฝ์šฐ
- **์‚ฌ์šฉ์ž ์ง€์ • ๋ฉ”ํŠธ๋ฆญ**: CloudWatch๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ํ‘ธ์‹œํ•˜๋Š” ๋ชจ๋“  ๋ฉ”ํŠธ๋ฆญ


# ๐Ÿ”„ ์˜คํ†  ์Šค์ผ€์ผ๋ง ๊ทธ๋ฃน - ์Šค์ผ€์ผ๋ง ์ฟจ๋‹ค์šด

์Šค์ผ€์ผ๋ง ํ™œ๋™์ด ๋ฐœ์ƒํ•œ ํ›„, **์ฟจ๋‹ค์šด ๊ธฐ๊ฐ„**(๊ธฐ๋ณธ๊ฐ’ 300์ดˆ)์ด ์žˆ๋‹ค. ์šด๋™ ํ›„ ํœด์‹ ์‹œ๊ฐ„ ๊ฐ™์€๊ฑฐ๋ผ ์ƒ๊ฐํ•˜๋ฉด ๋œ๋‹ค ๐Ÿƒโ€โ™€๏ธ

์ฟจ๋‹ค์šด ๊ธฐ๊ฐ„ ๋™์•ˆ, ASG๋Š” ๋ฉ”ํŠธ๋ฆญ์ด ์•ˆ์ •ํ™”๋  ์‹œ๊ฐ„์„ ์ฃผ๊ธฐ ์œ„ํ•ด ์ถ”๊ฐ€ ์ธ์Šคํ„ด์Šค๋ฅผ ์‹œ์ž‘ํ•˜๊ฑฐ๋‚˜ ์ข…๋ฃŒํ•˜์ง€ ์•Š๋Š” ๊ฒƒ์ด ํŠน์ง•์ด๋‹ค.

**TIP**: ๊ตฌ์„ฑ ์‹œ๊ฐ„์„ ์ค„์ด๊ธฐ ์œ„ํ•ด ๋ฐ”๋กœ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ AMI๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ์š”์ฒญ์„ ๋” ๋นจ๋ฆฌ ์ฒ˜๋ฆฌํ•˜๊ณ  ์ฟจ๋‹ค์šด ๊ธฐ๊ฐ„์„ ์ค„์ผ ์ˆ˜ ์žˆ์–ด์š”!

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์Šค์ผ€์ผ๋ง ํ™œ๋™ ๋ฐœ์ƒ โ†’ ๊ธฐ๋ณธ ์ฟจ๋‹ค์šด ์ ์šฉ ์ค‘? โ†’ ์˜ˆ: ์ž‘์—… ๋ฌด์‹œ / ์•„๋‹ˆ์˜ค: ์ธ์Šคํ„ด์Šค ์‹œ์ž‘ ๋˜๋Š” ์ข…๋ฃŒ
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