Architecture Digest

Oct 25, 2016 · Backend Development

MTrace: Meituan‑Dianping Distributed Session Tracing System Design and Practice

The article introduces MTrace, Meituan‑Dianping’s large‑scale distributed session tracing system, explaining its call‑chain concept, architecture, data‑embedding SDK, trace and span identifiers, APIs for transparent data propagation, and how it enables bottleneck detection, performance optimization, and comprehensive monitoring across heterogeneous backend services.