What are AWS Reserved Instances and how do I use them?
AWS Reserved Instances (RIs) are a pricing model that allows you to reserve capacity for your EC2 instances at a lower cost compared to on-demand pricing. You can choose between Standard and Convertible RIs based on your needs.
What are the benefits of using Reserved Instances?
The main benefits include significant cost savings, predictable pricing, and the ability to reserve capacity for your applications, ensuring availability.
How do I purchase Reserved Instances?
You can purchase RIs through the AWS Management Console, AWS CLI, or AWS SDKs. Simply select the instance type, region, and term length.
Can I modify or cancel my Reserved Instances?
Yes, you can modify some attributes of your RIs, such as instance size and availability zone, but you cannot cancel them once purchased.
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