Prometheus Warning Spam

[thebeanogamer]

Every time /prometheus-metrics gets scraped, it triggers these warns. We should fix these, or failing that supress them with a filterfactory.

WARN  [2021-10-10 15:23:58,435] org.dhatim.dropwizard.prometheus.DropwizardMetricsExporter: Invalid type for Gauge jvm.attribute.name: java.lang.String
WARN  [2021-10-10 15:23:58,435] org.dhatim.dropwizard.prometheus.DropwizardMetricsExporter: Invalid type for Gauge jvm.attribute.vendor: java.lang.String
WARN  [2021-10-10 15:23:58,442] org.dhatim.dropwizard.prometheus.DropwizardMetricsExporter: Invalid type for Gauge jvm.threads.deadlocks: java.util.Collections$EmptySet