Qunar Tech Salon

Apr 13, 2015 · Operations

Alibaba's Multi‑Active Data Center Architecture: Design, Challenges, and Lessons Learned

This interview with Alibaba's Lin Hao (aka Bi Xuan) explains why the company pursued a multi‑active, geographically distributed data‑center architecture, how it was deployed for the 2014 Double‑11 event, and the technical challenges—including latency, routing consistency, and data synchronization—that had to be solved to achieve high availability and low‑cost disaster recovery.