Baidu Intelligent Cloud Tech Hub

Jul 31, 2026 · Databases

MetaDB Enables Databases to Truly Understand File Systems – Accepted to NSDI’27

MetaDB, the unified metadata layer for Baidu Cloud Storage, was accepted to NSDI'27 after more than five years of production use, delivering up to 10.7× higher same‑directory throughput, halving the required metadata machines, and addressing three fundamental shortcomings of generic distributed databases in handling file‑system metadata.