54 lines
2.3 KiB
Markdown
54 lines
2.3 KiB
Markdown
---
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title: "Public Cloud Learning Sessions - Best practices for EC2 cost optimization in AWS"
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type: source
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tags:
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- AWS
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- EC2
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- Cost-Optimization
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- FinOps
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date: 2024-05-29
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---
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## Source File
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- [[raw/Cloud & DevOps/Public-Cloud-Learning-Sessions/05_FinOps/public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2.md]]
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## Summary
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- 核心主题：AWS EC2 成本优化最佳实践
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- 问题域：云成本控制、计算资源优化
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- 方法/机制：Graviton 迁移、Spot 实例利用、购买选项选择
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- 结论/价值：通过架构优化和正确的实例类型选择，可显著降低 EC2 成本
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## Key Claims
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- Graviton 实例比同类 x86 实例提供最高 40% 的性价比优势
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- Graviton 处理器比同类 x86 实例减少最多 60% 的功耗
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- EC2 Spot 实例相比按需定价最高可节省 90% 成本
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- 云效率架构使客户只需为实际使用的资源付费
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## Key Quotes
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> "When we start talking about architecting and using best practice efficiency in the cloud, you effectively only pay for what you use when you use AWS." — AWS 专家
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> "Graviton Free actually uses up to 60% less power consumption than comparable X86-based instances." — AWS 专家
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## Key Concepts
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- [[Graviton]]：AWS 基于 ARM64 架构的处理器，提供更高性价比和更低功耗
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- [[EC2-Spot-Instances]]：利用闲置容量，最高可享 90% 折扣的实例类型
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- [[Savings-Plans]]：AWS 预留容量定价模型
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- [[EC2-Instance-Types]]：AWS 提供超过 750 种实例类型满足各种工作负载需求
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- [[AWS-Nitro]]：AWS 自研系统，将网络、存储和安全功能外置以提升效率
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- [[Cost-Optimization]]：云成本优化策略
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## Key Entities
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- [[AWS]]：云计算服务提供商
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- [[Mike-Dukes]]：AWS 专家，演讲者
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- [[Steele-Taylor]]：AWS 专家，演讲者
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- [[Public-Cloud-Learning-Sessions]]：AWS 内部学习会议系列
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## Connections
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- [[AWS]] ← hosts ← [[Public-Cloud-Learning-Sessions]]
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- [[Graviton]] ← is_type_of ← [[EC2-Instance-Types]]
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- [[EC2-Spot-Instances]] ← offers_discount ← [[AWS]]
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- [[Cost-Optimization]] ← applies_to ← [[EC2]]
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- [[Spot-Interruption]] ← risk_of ← [[EC2-Spot-Instances]]
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## Contradictions
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- 与传统预留实例相比，Spot 实例不适合有状态服务（如数据库），需根据工作负载特性选择 |