Baidu Intelligent Cloud Tech Hub

Sep 23, 2022 · Databases

How Baidu’s TafDB Achieves Trillion‑Scale Metadata Storage with Near‑Zero Latency

This article explores the design and engineering of Baidu’s TafDB, a distributed metadata database that powers cloud object and file storage, detailing its architecture, namespace evolution, transaction optimizations, garbage collection strategies, and clock mechanisms that enable trillion‑scale metadata and millions of QPS.