docs: @Override
  	public void shutdownClusterMonitors() {
  		for (String clusterName : clustersProvider.getClusterNames()) {
  			ClusterMonitor<AggDataFromCluster> clusterMonitor = (ClusterMonitor<AggDataFromCluster>) AggregateClusterMonitor
  					.findOrRegisterAggregateMonitor(clusterName);
  			clusterMonitor.stopMonitor();
  			clusterMonitor.getDispatcher().stopDispatcher();
  		}
  	}