The article introduces the pain points of using Redis at Tencent IEG, explains the three Tendis product editions, and provides an in‑depth description of the hybrid storage version’s architecture, components, version control, cold‑hot data interaction, scaling mechanisms, and the stateless Redis‑sync layer.
This article introduces the pain points of using Redis as a cache, presents Tencent's Tendis solution with its three product variants, and provides an in‑depth explanation of the hybrid storage version’s overall architecture, component functions, version control, cold‑hot data interaction, eviction policies, and scaling mechanisms.
Tendis, an open‑source distributed KV store developed by Tencent, combines full Redis protocol compatibility with RocksDB persistence, a decentralized gossip‑based cluster architecture, horizontal scalability to thousands of nodes, and cost‑effective hot‑cold data mixing, making it suitable for large‑scale, high‑throughput workloads.
Tendis is a Tencent‑developed distributed key‑value database that fully supports Redis protocols, leverages RocksDB for persistent storage, and uses a decentralized gossip‑based cluster architecture to deliver large‑capacity, low‑cost, and high‑availability solutions for warm‑cold data workloads.
