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May 27, 2024 · Backend Development
Why Cache Warm‑up Is Critical and How to Do It Effectively
The article recounts a painful production incident caused by missing cache warm‑up, explains why pre‑loading caches is essential for performance and reliability, and presents practical strategies such as gray‑scale rollout, database scanning, and ETL‑driven cache filling.
Backend EngineeringCache Warm-upETL
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