Observability
2 guides covering observability tools
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OpenTelemetry: Unified Observability for Modern Applications
OpenTelemetry provides vendor-neutral instrumentation for traces, metrics, and logs. This guide covers automatic and manual instrumentation in Node.js, the collector, and exporting to backends like Jaeger, Prometheus, and Grafana.
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OpenTelemetry: The Complete Developer's Guide to Distributed Tracing
A practical guide to instrumenting your applications with OpenTelemetry -- traces, metrics, and logs explained with real code examples for Node.js, Python, and Go.