Cloud Architecture

Mar 27, 2026 · Backend Development

Spring Boot 3 + Redis Multi-Level Cache: From Single-Node to Production Hotspot Management

This article presents a production-ready multi-level caching architecture for Spring Boot 3 using Caffeine as L1, Redis as L2, and a database as L3, detailing design goals, hotspot mitigation, consistency handling, failure protection, implementation code, monitoring, and performance evaluation for high-concurrency e-commerce scenarios.