Backend & Performance
TECHNICAL ARCHITECTURE✦ GUIDE
5 min read
Why Your NestJS API Slows Down Under Load (And It's Probably Not the Database)
A field guide to diagnosing V8 memory leaks and event loop lag in high-throughput NestJS APIs — measuring lag with perf_hooks, killing RxJS subscription leaks, and offloading CPU work to worker threads.
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By Abhishek