Spot Instance - 用語集
Spot Instance - 用語集
A spot instance is spare cloud capacity available at a discount, subject to interruption.
Detailed Explanation
Spot Instance is a fundamental concept in cloud computing. Understanding spot instance is essential for making informed decisions about cloud architecture, pricing, and optimization.
Key Aspects
- Definition: A spot instance is spare cloud capacity available at a discount, subject to interruption.
- Relevance: Spot Instance directly impacts cloud performance, cost, and architecture decisions
- Measurement: Spot Instance is typically measured and billed according to the cloud provider’s pricing model
- Optimization: Proper understanding of Spot Instance enables better resource utilization and cost savings
価格比較
| プロバイダー | Related サービス | 時間単価 | Notes |
|---|---|---|---|
| AWS | AWS service | $0.0960 | Integrated with AWS ecosystem |
| Azure | Azure service | $0.0960 | Integrated with Azure ecosystem |
| GCP | GCP service | $0.0670 | Competitive pricing |
| Alibaba | Alibaba service | $0.0500 | Best APAC pricing |
How It Affects Cost
Spot Instance has a direct impact on cloud costs:
- Higher spot instance typically means higher instance pricing
- Optimizing spot instance usage can reduce costs by 20-50%
- Right-sizing based on actual spot instance needs is critical
- Monitoring spot instance utilization helps identify waste
Best Practices
- Monitor regularly: Track spot instance usage to identify trends and anomalies
- Right-size: Choose the appropriate level of spot instance for your workload
- Use auto-scaling: Automatically adjust spot instance based on demand
- Consider cost trade-offs: Balance spot instance with other factors like latency and throughput
- Review pricing models: Compare on-demand, reserved, and spot pricing for spot instance resources
Related Terms
データソース
- API: Multi-provider 公式価格API
- 取得日: 2026-07-23
- 方法論: 価格は公式APIから取得し、USD時間/月額レートに正規化