Question

A company runs a consistent baseline of production workloads that has remained stable for over a year, spread across EC2 (mixed instance families), AWS Fargate, and AWS Lambda. Finance wants to reduce compute costs on this predictable baseline while retaining the flexibility to change instance families, sizes, and even move some workloads between EC2 and Fargate over the next three years. Which purchasing option BEST meets these requirements?

Accepted Answer

Purchase Compute Savings Plans with a 3-year, all-upfront commitment

Answer

Purchase Standard Reserved Instances for each specific instance family and size in use

Answer

Purchase EC2 Instance Savings Plans for the dominant instance family in each Region

Answer

Rely on Spot Instances across all EC2, Fargate, and Lambda workloads