feat: add local telemetry playground and monitoring docs#286
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udsmicrosoft wants to merge 1 commit intodocumentdb:mainfrom
Draft
feat: add local telemetry playground and monitoring docs#286udsmicrosoft wants to merge 1 commit intodocumentdb:mainfrom
udsmicrosoft wants to merge 1 commit intodocumentdb:mainfrom
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Add a complete local telemetry demo for Kind clusters with: - 3-instance DocumentDB HA cluster (1 primary + 2 streaming replicas) - Full observability stack: OTel Collector, Prometheus, Tempo, Loki, Grafana - Gateway metrics, traces, and logs via OTLP push - PostgreSQL metrics via the OTel postgresql receiver - System resource metrics via the kubeletstats receiver - Pre-built Grafana dashboard with Gateway, PostgreSQL, and System Resources - Traffic generator Job for demo workload - Kind cluster setup script with local Docker registry Sidecar injector changes: - Add POD_NAME env var (from downward API) and OTEL_RESOURCE_ATTRIBUTES with service.instance.id for per-instance metric attribution Monitoring documentation: - Architecture overview with OTLP push flow and collector deployment modes - Metrics reference with actual gateway metrics and PromQL examples - Updated mkdocs.yml navigation Signed-off-by: urismiley <urismiley@microsoft.com>
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Summary
Adds a complete local telemetry demo for Kind clusters and monitoring documentation.
Local Telemetry Playground (
documentdb-playground/telemetry/local/)postgresqlreceiverkubeletstatsreceiverSidecar Injector Changes
POD_NAMEenv var (from K8s downward API) andOTEL_RESOURCE_ATTRIBUTESwithservice.instance.id=$(POD_NAME)for per-instance metric attribution in multi-replica deploymentsMonitoring Documentation (
docs/.../monitoring/)db_client_operations_total,gateway_client_connections_active, pool metrics, etc.) and PromQL examplesmkdocs.ymlnavigationRelated
users/urismiley/metrics-expansion)