Complete Guide to Go Microservice Logging and Tracing with OpenTelemetry (Industrial‑Grade Solution)
When an alarm rang at 2:17 AM, a Go order service’s P99 latency surged from 220 ms to 4.6 s and its error rate climbed to 1.8 %; the article explains why many teams still see limited value after adopting OpenTelemetry, identifies three missing pieces—stable trace IDs, end‑to‑end context propagation, and production‑ready pipelines—and delivers a step‑by‑step, code‑first blueprint for building an industrial‑grade observability stack that scales in Kubernetes.
