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Test your workload on the hardware and software environments you are considering. Ideally actual production work, but short of that simulate what clients would be doing: transactional, file transfer, encoding media, whatever. Find technical blogs for inspiration. For example, Cloudflare's "Gen X" hardware selection is lacking in scientific ...


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It's going to depend on your usage, but lacking other information, I'd say it's better to go with a centralized cache. Adding Entries and Cache Hits If you have a centralized cache, then adding to the cache benefits all EC2 instances. But if you have separate caches, then adding to the cache only benefits that EC2 instance. Example: Imagine a DB query is ...


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