How ROR (Redis‑On‑Rocks) Cuts Cache Costs by 2/3 with Hot‑Cold Data Swapping
This article explains the design and implementation of ROR (Redis‑On‑Rocks), a Redis extension that adds hot‑cold data swapping using RocksDB to dramatically reduce memory costs, improve performance, and remain compatible with Redis commands, while detailing benchmarks, concurrency control, and future roadmap.
