Niu Liu

Jul 5, 2026 · Databases

DSP’s Shift from Single‑Node to Distributed: A Deep Look at Its gRPC Cluster Architecture

The article dissects DSP’s transition from a single‑node database to a distributed system, detailing the gRPC‑based cluster communication skeleton built in dsp‑raft and dsp‑register, the three node roles, GrpcServer/GrpcClient abstractions, proto services, the registration workflow, and the missing heartbeat, node‑discovery and Raft consensus components that must be added for a full‑featured distributed storage engine.