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---
title: "S3 Intelligent Tiering"
type: concept
tags: [AWS, S3, Storage, Cost-Optimization]
sources: []
last_updated: 2026-04-19
---
## Definition
S3 Intelligent TieringS3 智能分层)是 AWS S3 的一种存储类,可自动根据对象访问模式在不同的存储层之间移动数据,无需用户干预即可实现成本优化。
## Key Features
- **自动监控**:自动监控访问模式,识别不频繁访问的数据
- **无转换费用**:在不同存储层之间移动时无需支付转换费用
- **两层监控**30 天无访问移至 Infrequent Access90 天移至 Archive 或 Deep Archive
- **支持所有对象大小**:适合任何大小的对象
- **无检索费用**:从任何层检索数据无需支付费用
## Pricing Model
- 存储费用根据层级不同:
- Frequent Access标准 S3 费率
- Infrequent Access比标准层低约 40%
- Archive Instant Access比标准层低约 70%
- Deep Archive比标准层低约 95%
- 监控费用:每 1,000 对象 $0.015/month
## Use Cases
- 日志文件归档(访问后 30 天内不访问)
- 数据湖中的冷数据
- 合规性保留数据
- 备份文件的长期存储
## Connections
- [[Lifecycle-Policy]] → implements → [[S3-Intelligent-Tiering]]
- [[S3-Standard]] ← compared_to ← [[S3-Intelligent-Tiering]]
- [[Glacier]] ← compared_to ← [[S3-Intelligent-Tiering]]