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A podcast for developers interested in building great software products. Every episode, Adam Wathan is joined by a guest to talk about everything from product design and user experience to unit testing and system administration.
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This story was originally published on HackerNoon at: https://hackernoon.com/json-was-killing-our-redis-memory-switching-serialization-made-it-7-smaller.
Cut Redis memory usage by 7× by ditching JSON for Pydantic models. Learn how a custom binary format reduced storage, costs, and overhead at scale.
Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #python, #pydantic, #object-serialization, #redis-memory, #pybyntic, #protobuf, #messagepack, #hackernoon-top-story, and more.
This story was written by: @yankhachko. Learn more about this writer by checking @yankhachko's about page, and for more stories, please visit hackernoon.com.
Redis was running a large production service with about **10 million monthly active users**. Every record in Redis was a **JSON-serialized Pydantic model** It looked clean and convenient – until it started to hurt. At scale, JSON stops being a harmless convenience and becomes a silent tax on memory.
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