What is the difference between AWS Spot Instances and On-Demand Instances?

AWS Cloud Practitioner Medium

AWS Cloud Practitioner — Medium

What is the difference between AWS Spot Instances and On-Demand Instances?

Key points

  • Spot Instances offer up to 90% discount but can be interrupted
  • On-Demand Instances run continuously at full price
  • Pricing and interruption risk are key differences
  • Spot Instances use spare capacity, while On-Demand has dedicated capacity
  • Understanding the trade-offs is essential for cost optimization

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