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Jesse Sun

1 post
Chasing a Memory ‘Leak’ in our Async FastAPI Service: How jemalloc Fixed Our RSS Creep

Chasing a Memory ‘Leak’ in our Async FastAPI Service: How jemalloc Fixed Our RSS Creep

public – 12 min read
Over the past year, at BetterUp we have built an in-house feature store called Lens that provides a unified surface…
Sep 22, 2025
Jesse Sun Jesse Sun

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