Managing ECS clusters, 4 years in.

Throughout these past 4 years since AWS ECS became generally available, I’ve had the opportunity to manage 4 major ECS cluster deployments. Across these deployments, I’ve built up knowledge and tools to help manage them, make them safer, more reliable, and cheaper to run. This article has a bunch of tips and tricks I’ve learned along the way. Note that most of these tips are rendered useless if you use Fargate!