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nexus/wiki/sources/public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2.md
weishen c3f9de5f9f ingest: Public Cloud Learning Sessions - EC2 Cost Optimization AWS (2024-05-29)
Source: Cloud & DevOps/Public-Cloud-Learning-Sessions/05_FinOps/public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2.md

Entities: Mike-Dukes, Steele-Taylor, Spot-Invaders
Concepts: AWS-Nitro, EC2-Spot-Instances, ECS
Concepts updated: Graviton, SpotInstances (added source reference)
2026-04-29 11:38:37 +08:00

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---
title: "Public Cloud Learning Sessions - Best practices for EC2 cost optimization in AWS - 20240529"
type: source
tags:
- AWS
- EC2
- Cost-Optimization
- Graviton
- Spot-Instances
date: 2024-05-29
---
## Source File
- [[Cloud & DevOps/Public-Cloud-Learning-Sessions/05_FinOps/public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2]]
## Summary用中文描述
- 核心主题AWS EC2 成本优化最佳实践,涵盖实例选型、购买策略和容器化部署
- 问题域企业云成本管理FinOps如何在保证工作负载可用性的前提下最大化成本效益
- 方法/机制Graviton ARM 架构实例40% 性价比提升、EC2 Spot 竞价实例90% 折扣、AWS Nitro 虚拟化、Nitro Enclave 安全计算
- 结论/价值:云效率的核心是"按使用量付费"——通过架构最佳实践和正确的实例购买策略,企业可显著降低 EC2 成本,同时提升性能和可持续性
## Key Claims用中文描述
- AWS 云效率原则:按实际使用量付费,只有在使用 AWS 时才支付成本
- Graviton 实例:基于 ARM64 架构,性价比最高比同类 x86 实例高 40%;功耗比同类 x86 实例低 60%
- EC2 Spot 实例:相比按需定价最高可享 90% 折扣;适合容错、灵活、无状态的工作负载
- Spot + Graviton 组合Spot 和 Graviton 可同时用于容器化工作负载,只要不过度限制实例池
- Spot 中断处理AWS 提供中断前通知;集成 Auto Scaling、EKS、ECS 支持自动化响应中断
## Key Quotes
> "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." — Mike DukesAWS 云效率核心理念
> "Graviton Free actually uses up to 60% less power consumption than comparable X86-based instances." — 演讲者Graviton 能耗优势
## Key Concepts
- [[Graviton]]AWS 基于 ARM64 架构的自研处理器,提供更高性价比和更低功耗(比 x86 低 60%
- [[EC2-Spot-Instances]]:利用空闲容量的竞价实例,最高可享 90% 折扣,需具备容错能力
- [[AWS-Nitro]]AWS 虚拟化平台,将网络、存储和安全组件外部化,提升效率
- [[FinOps]]:云财务管理,平衡云成本与业务价值
- [[Savings-Plans]]AWS 预留实例计划,提供按需价格的折扣
- [[EKS]]Amazon Elastic Kubernetes ServiceSpot 中断通知已集成
- [[ECS]]Amazon Elastic Container Service支持 Spot 实例自动化管理
## Key Entities
- [[Mike-Dukes]]AWS 专家演讲者EC2 成本优化最佳实践主题
- [[Steele-Taylor]]AWS 专家演讲者EC2 成本优化最佳实践主题
- [[AWS]]Amazon Web Services云服务提供商
- [[Spot-Invaders]]:基于 EKS 和 EC2 Spot 的容错混沌工程游戏,展示 Spot 最佳实践
## Connections
- [[Graviton]] ← extends ← [[AWS-Nitro]]Graviton 实例运行于 Nitro 系统)
- [[EC2-Spot-Instances]] ← extends ← [[EKS]]EKS 提供 Spot 中断通知集成)
- [[EC2-Spot-Instances]] ← extends ← [[ECS]]ECS 支持 Spot 实例自动化管理)
- [[public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2]] ← relates_to ← [[FinOps]](同属 FinOps 系列会话)
- [[Spot-Invaders]] ← demonstrates ← [[EC2-Spot-Instances]](游戏演示 Spot 最佳实践)
## Contradictions
- 与 [[ctp-topic-13-cloud-finops-micro-focus-policies-best-practices-to-optimize-the-co]] 可能的冲突点:
- 冲突点Graviton 适用场景
- 当前观点本来源Graviton 适合大多数场景,有数据库类例外
- 对方观点CTP Topic 13明确建议 RDS Aurora 迁移到 Graviton "相对简单"
- 协调两者并不真正冲突——CTP Topic 13 专注文档数据库场景的 Graviton 迁移本来源强调的是通用指导Aurora 属于可迁移类别,非"数据库例外"中的有状态高要求场景