[GitHub] flink issue #4586: [FLINK-7502] [metrics] Improve PrometheusReporter

[mbode]

Github user mbode commented on the issue:

    https://github.com/apache/flink/pull/4586
  
    Also there should have been the warning "Could not start PrometheusReporter 
HTTP server on any configured port. Ports: ...", wasn't this logged?


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