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title: "Comment by Franck Ardisson on \"Lessons Learned from Running Serverless Applications in Production on AWS\" | Hashnode"
description: "Great post! The point about cold starts being a real pain point in production was especially eye-opening—it’s easy to gloss over that latency in demos, but your"
url: "https://hashnode.com/posts/lessons-learned-from-running-serverless-applications-in-production-on-aws/67fe329f647f06e151034e8b/comment/69f8b8e1634749b8e61661f9"
---

[Discussion](https://hashnode.com/posts/lessons-learned-from-running-serverless-applications-in-production-on-aws/67fe329f647f06e151034e8b)

Comment [Lessons Learned from Running Serverless Applications in Production on AWS](https://hashnode.com/posts/lessons-learned-from-running-serverless-applications-in-production-on-aws/67fe329f647f06e151034e8b)

[Franck Ardisson](https://hashnode.com/@franckkk)

[May 4](https://hashnode.com/posts/lessons-learned-from-running-serverless-applications-in-production-on-aws/67fe329f647f06e151034e8b/comment/69f8b8e1634749b8e61661f9)

Great post! The point about cold starts being a real pain point in production was especially eye-opening—it’s easy to gloss over that latency in demos, but your experience highlights why careful function design (like using provisioned concurrency sparingly) matters. Thanks for sharing these hard-won lessons.