akka { loggers = ["akka.event.slf4j.Slf4jLogger"] } kamon { metric { tick-interval = 1 hour default-collection-context-buffer-size = 100 } trace { level-of-detail = simple-trace sampling = all } default-tags = { name = "jason" number = 42 username = ${USER} list = [1, 2, 3] // lists do not make sense for a tag object = { nested-bool = true nested-string = "a string" } } }