feat: wire hub OTel metrics + pipeline health observability (Phases 1-3)#239

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scion/metrics-delivery

Commits on Jun 11, 2026

feat: wire hub OTel metric recorders to Cloud Monitoring
Scion Agent (metrics-phase1-dev)
committed
test: clean up TestIsGroupDisabled table-driven test
Scion Agent (metrics-phase1-dev)
committed
fix: add 10s timeout to hub MeterProvider shutdown
Scion Agent (metrics-phase1-dev)
committed
feat: replace hub in-memory counters with OTel instruments (Phase 2)
Scion Agent (metrics-phase2-dev)
committed
fix: address Phase 2 review findings (M1, M2, M3)
Scion Agent (metrics-phase2-dev)
committed
feat: add pipeline health gauge, export error counter, and structured logging
Scion Agent (metrics-phase3-dev)
committed
fix: shut down unused TracerProvider and LoggerProvider in initSelfMetrics
Scion Agent (metrics-phase3-dev)
committed
fix(metrics-delivery): address errcheck and staticcheck CI failures
Scion Agent (metrics-delivery-ci-fix)
committed

Commits on Jun 12, 2026

docs: add Observability section to glossary (infrastructure vs agent metrics)
Scion Agent (metrics-architect)
committed