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Given this Spring Boot application.properties snippet:

medium📝 Command Output Q13 of 15
Spring Boot - Actuator
Given this Spring Boot application.properties snippet:
management.endpoints.web.exposure.include=health,prometheus
management.endpoint.prometheus.enabled=true

What will be the URL path to scrape metrics for Prometheus?
A/metrics
B/actuator/metrics
C/prometheus/metrics
D/actuator/prometheus
Step-by-Step Solution
Solution:
  1. Step 1: Understand actuator endpoint exposure

    Spring Boot exposes actuator endpoints under /actuator by default.
  2. Step 2: Identify Prometheus endpoint path

    Prometheus metrics endpoint is /actuator/prometheus when enabled and exposed.
  3. Final Answer:

    /actuator/prometheus -> Option D
  4. Quick Check:

    Prometheus metrics at /actuator/prometheus [OK]
Quick Trick: Actuator endpoints default under /actuator [OK]
Common Mistakes:
  • Using /metrics instead of /actuator/prometheus
  • Assuming /prometheus/metrics is default
  • Forgetting to enable prometheus endpoint

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