Access logs, application logs, metrics, traces and the admin interface — how to turn each on and what it tells you.
Observe
See what the gateway is doing: access logs, application logging, Prometheus metrics, OpenTelemetry tracing and the admin interface.
5 pages
In this group
- Access logsRecord every request and connection Arion handles, with Envoy-compatible format strings, file/stdout/stderr sinks and rotation. Read →
- LoggingConfigure Arion's application log: levels and per-module filters, stdout or rolling files, and timestamp timezone. Read →
- MetricsEnvoy-style statistics for listeners, clusters and HTTP traffic, scraped by Prometheus or pushed over OpenTelemetry. Read →
- TracingDistributed tracing with OpenTelemetry: OTLP export, sampling controls, and W3C, B3 and Jaeger propagation. Read →
- Admin interfaceA local HTTP endpoint for operating Arion: readiness, server info, listeners, clusters, certificates, stats and config dump. Read →