11.1 Correlation fundamentals11.1.1 Correlation with OpenTelemetry11.1.2 Correlating traces11.1.3 Correlating metrics11.1.4 Correlating logs11.1.5 Correlating profiles11.2 Using Prometheus, Jaeger, and Grafana for correlation11.2.1 Metrics–traces correlation example setup11.2.2 Using metrics–traces correlation11.3 Signal correlation support in commercial offerings11.4 Considerations11.4.1 Early days11.4.2 Signals11.4.3 User experience11.5 ConclusionSummary