application.conf

akka {
  cluster {
    metrics {
      # Enable or disable metrics collector for load-balancing nodes.
      enabled = on
 
      # FQCN of the metrics collector implementation. 
      # It must implement akka.cluster.cluster.MetricsCollector and
      # have public constructor with akka.actor.ActorSystem parameter.
      # The default SigarMetricsCollector uses JMX and Hyperic SIGAR, 
      # if SIGAR is on the classpath, otherwise only JMX.
      collector-class = com.your.MetricsCollector
 
      # How often metrics are sampled on a node.
      # Shorter interval will collect the metrics more often.
      collect-interval = 3s
 
      # How often a node publishes metrics information.
      gossip-interval = 3s
 
      # How quickly the exponential weighting of past data is decayed 
      # compared to new data. Set lower to increase the bias toward 
      # newer values. 
      moving-average-half-life = 12s
    }
  }
}