Husna Hariz on Caktus Grouphttps://www.caktusgroup.com/authors/husna-hariz/Recent content in Husna Hariz on Caktus GroupHugoenWed, 24 Sep 2025 22:18:00 +0300Migrating Amazon EKS Nodes to Amazon Linux 2023 (AL2023) from Amazon Linux 2 (AL2) Using CloudFormation and Tropospherehttps://www.caktusgroup.com/blog/2025/09/migrate-eks-nodes-from-al2-to-al2023-images/Wed, 24 Sep 2025 22:18:00 +0300https://www.caktusgroup.com/blog/2025/09/migrate-eks-nodes-from-al2-to-al2023-images/<h2 id="introduction">Introduction</h2> <p>In this post, we’ll explain how we extended our existing AWS CloudFormation infrastructure, built using <a href="https://github.com/cloudtools/troposphere" target="_blank" rel="noopener noreferrer">Troposphere</a>, to support the use of <code>Amazon Linux 2023 (AL2023)</code> for Amazon EKS (Elastic Kubernetes Service) nodes. This migration was necessary to ensure compatibility ahead of our planned upgrade to <code>Kubernetes version 1.33</code>.</p>