Dada Group Technology

Sep 9, 2020 · Cloud Computing

Dada Dual-Cloud Active-Active Disaster Recovery: Architecture, Practices, and Lessons Learned

This article details Dada's dual‑cloud active‑active disaster‑recovery implementation, explaining high availability versus disaster recovery, describing the first‑phase architecture and challenges, and outlining the second‑phase enhancements such as multi‑data‑center Consul, bidirectional database replication, precise load‑balancing, tool adaptations, capacity elasticity, and future plans.