High Availability Architecture
Jan 17, 2025 · Databases
Design and Implementation of a Multi‑Level Comment Storage System for Bilibili
This article presents a comprehensive design of Bilibili's comment service architecture, detailing the transition from TiDB to a multi‑level storage system based on Taishan KV, the data models, consistency mechanisms, retry and versioning strategies, and a hedging‑based degradation policy to ensure high availability under heavy traffic.
Taishan KVTiDBcomment system
0 likes · 13 min read