Xiaolin Talks Programming

May 21, 2026 · Backend Development

High-Performance QPS Monitoring in Spring Boot: Sliding Window, RingBuffer & LongAdder Deep Dive

This article details a production-ready QPS monitoring implementation for Spring Boot using sliding window algorithm with RingBuffer and LongAdder for high-concurrency safety, integrated with Micrometer for metrics exposure, covering algorithm design, code implementation, performance optimization, and distributed monitoring strategies.