Glossary term
What is golden signals (The four golden signals)?
golden signals stands for The four golden signals.
In DevOps
Latency, traffic, errors and saturation: the four measurements that reveal almost every user-visible problem.
Learn it properly · DevOpsLesson 17: Monitoring and Logging with CloudWatchKnowing what your system is doing before your users tell you: metrics, logs, alarms and dashboards.In System Design
Latency, traffic, errors, saturation. Example: The four core metrics for any service.
Learn it properly · System DesignLesson 46: Logs, Metrics & Traces: The Three Pillars“Checkout took 20 seconds and failed” — but checkout touches eleven components. How logs, metrics and traces each answer a different question, how to instrument with OpenTelemetry, and how linking them takes you from “something's wrong” to “here's why” in minutes.In Observability & SRE
Four things to watch on any service: latency, traffic, errors and saturation.
Learn it properly · Observability & SRELesson 0: What Observability Is and the Three PillarsMonitoring versus observability, logs, metrics and traces, the questions each answers, and the golden signals.