Glossary term
What is OpenTelemetry? Meaning for developers
In Backend in Depth
A standard toolkit to create traces, metrics and logs and send them to the tool you choose.
Learn it properly · Backend in DepthLesson 5: Logging and Observability: Structured Logs, Correlation IDs, MetricsJSON logs, log levels, request IDs that follow a request through every service, and what you must never log.In Observability & SRE
An open standard and set of libraries for creating and sending logs, metrics and traces.
Learn it properly · Observability & SRELesson 3: Distributed Tracing With OpenTelemetrySpans and traces, context propagation, instrumenting a Node service, and reading a trace to find a slow call.