Observability
Study Observability
OpenTelemetry, Grafana, metrics, tracing, logging
Topics
Grafana
Grafana is the visualization, alerting, and exploration layer of modern observability, sitting on top of data sources like Prometheus (metrics), Loki (logs), and Tempo (traces) — together the LGTM stack. Senior engineers care because…
Opentelemetry Collector
The OpenTelemetry Collector is a vendor-agnostic proxy between your apps and their observability backends, with a receivers → processors → exporters pipeline for metrics, traces, and logs. It decouples application code from backend…