MetricsManager manager = Metrics.initialize();
// Register this instance.
// For right now, we ignore the MBean registration issues that show up in DEBUG logs. Basically,
// we need a Jmx MBean compliant name. We'll get to a better name when we want that later
manager.registerSource(CONTEXT, "Phoenix call tracing", this);
}
@Override
public void receiveSpan(Span span) {
Metric builder = new Metric(span);