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fix(obs): disable OTLP metric export (Prometheus scrapes pull-model)

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Tempo only handles traces; sending metrics to /v1/metrics returns 404.
Prometheus already scrapes Spring Boot metrics via the pull-model at
/actuator/prometheus, so OTLP metric push is redundant and noisy.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Marcel
2026-05-16 15:20:40 +02:00
parent 45a992f5a8
commit cea94ce260
2 changed files with 4 additions and 1 deletions
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4
backend/src/main/resources/application.yaml
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@@ -86,7 +86,9 @@ otel:
otlp:
endpoint: ${OTEL_EXPORTER_OTLP_ENDPOINT:http://localhost:4318}
logs:
exporter: none # Promtail captures Docker logs; disable OTLP log export to Tempo (which doesn't accept logs)
exporter: none # Promtail captures Docker logs; disable OTLP log export (Tempo only accepts traces)
metrics:
exporter: none # Prometheus scrapes /actuator/prometheus; disable OTLP metric export to Tempo
springdoc:
api-docs: