Definitions of the built-in standard metrics The following extractors and data structures make it easy to consume the NodeMetrics in for example load balancers.
 /// <summary>
 /// Samples and collects new data points.
 /// Create a new instance each time.
 /// </summary>
 public NodeMetrics Sample()
 {
     return(new NodeMetrics(Address, StandardMetrics.NewTimestamp(), Metrics()));
 }