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)
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title, type, tags, aliases, last_updated
| title | type | tags | aliases | last_updated | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Spot Instances | concept |
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2026-05-12 |
Overview
Spot Instances(竞价实例)是 AWS 提供的按需计算容量,价格基于供需动态调整,可比 On-Demand 价格低 60-90%。适用于容错、可中断的工作负载。
Use Cases
- 批处理作业
- CI/CD 构建
- 大数据分析
- 机器学习训练
- 容器化工作负载(配合 Spot Instance Interruption Handling)
Best Practices
- 实现优雅关闭处理(Graceful Shutdown)
- 使用 Spot Fleet 或 Spot Block(固定时间段)
- 结合 Auto Scaling Groups 实现弹性
- 与 On-Demand 或 Reserved Instances 配合用于核心工作负载
Related Pages
- FinOps
- Graviton
- public-cloud-learning-sessions-best-practices-for-ec2-cost-optimization-in-aws-2:Mike Dukes 和 Steele Taylor 详解 Spot 最佳实践(含 Spot Invaders 案例)
- ctp-topic-13-cloud-finops-micro-focus-policies-best-practices-to-optimize-the-co
- ctp-topic-63-optimise-resource-cost-using-automation