The goal of this article is to show how to set up a multi-arch EKS cluster and use spot managed group. Indeed diversification across multiple instance types are important with Spot so why not adding Graviton2 based instances? The application is a hello-world web application developed in Java, in Go and NodeJS.
Please find the related article in https://florent-brosse.medium.com/how-to-optimize-cost-with-aws-graviton-and-spot-in-amazon-elastic-kubernetes-service-eks-85287d736f48