The author discusses strategies for significantly reducing the startup time of AWS EKS Windows nodes. The author achieved this by using Karpenter for dynamic node provisioning, optimizing PowerShell scripts, and pre-caching images with AWS Image Builder. Key optimizations included uninstalling unnecessary PowerShell modules and rewriting the bootstrap script in C# for better performance, resulting in startup times under 90 seconds



https://hackernoon.com/how-i-reduced-eks-windows-node-start-time-from-5-min-to-90s