OpenChannel SSD

Baidu Geek Talk

Sep 27, 2021 · Databases

Baidu's High-Performance KV Storage System Practice: Cloud-Native Optimization and Software-Hardware Co-Design

Baidu’s UNDB KV storage system, built with cloud‑native containerization and software‑hardware co‑design, separates key‑value processing to cut write amplification below 1.5×, leverages an OpenChannel SSD engine for over 30% performance gains, scales to 10,000+ servers and 100 PB, handles more than a trillion daily requests across search and feed, and cuts operating costs by nearly half.