We have standalone cluster with PrometheusPushGatewayReporter conflagration. its seems like we cant register more then one JM to Prometheus because of naming uniqueness.
WARN org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter - There was a problem registering metric numRunningJobs. java.lang.IllegalArgumentException: *Collector already registered that provides name: flink_jobmanager_numRunningJobs*
