SigNoz is an open-source APM. It helps developers monitor their applications & troubleshoot problems, an open-source alternative to DataDog, NewRelic, etc.

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It is generated based on the trace data you send to SigNoz. We run the ClickHouse materialized views on the ingested data to build the RED metrics and show the service dependency metrics on  it <https://github.com/SigNoz/signoz-otel-collector/blob/main/migrationmanager/migrators/traces/migrations/000022_dependency_graph_minutes_v2.up.sql>