Quickly Understand Amazon ElasticCompute 2 Instances On-Demand/Spot/Reserved

Amazon EC2 Instance Purchasing OptionsĀ 

Amazon EC2 provides three different purchasing models that gives you the flexibility to optimize your costs.

  • Amazon EC2 Reserved Instances

Reserved Instance is just a pricing feature.You agree to purchase your instance for a particular term which may be 1,2 or 3 years.On purchasing you have to pay one time upfront price.

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