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Grafana Tempo — sequence diagrams

One diagram per scenario; each tab is one scenario from the source.

App SDKs export OTLP spans to Alloy. Tempo's distributor hashes by trace ID so a trace lands whole; metrics-generator derives RED metrics into Mimir as a side effect.

AppOTel SDKAlloytraces pipelineDistributortempoIngestertempoMetrics-generatortempoObject storagetempo-tracesOTLP export spans :4317batch · optional tail-samplingOTLP gRPC · X-Scope-OrgIDspans hashed by trace IDspan stream copyRED metrics + service graph → remote_write → Mimirbuild Parquet block + bloom filters (WAL-backed)flush complete block