Why Mixing Hot and Cold Data Breaks Systems at Millions of Requests per Second: A Practical Tutorial

https://www.paste-bookmarks.win/case-study-how-a-2m-saas-startup-let-s3-versioning-inflate-storage-bills-and-fixed-it

Master Hot-Cold Data Separation: What You'll Achieve in 30 Days In the next 30 days you'll move from a single monolithic data store to a practical hot-cold architecture capable of handling millions of requests per second with predictable