Architect

May 31, 2024 · Backend Development

7 Common Cache Pitfalls and How to Avoid Them

This article outlines seven typical cache problems—including cache penetration, breakdown, avalanche, large keys, hot keys, hit‑rate issues, and data inconsistency—and provides practical solutions such as parameter validation, Bloom filters, null‑value caching, locking, auto‑renewal, random expiration, high‑availability setups, compression, and cache warming to improve system reliability and performance.