code: private static void awaitServerInitialization(JvmAgentConfig pConfig, final Instrumentation instrumentation) {
          List<ServerDetector> detectors = MBeanServerHandler.lookupDetectors();
          for (ServerDetector detector : detectors) {
              detector.jvmAgentStartup(instrumentation);
          }
      }
docs: Lookup the server detectors and notify detector about the JVM startup
  
  @param instrumentation
  @see ServerDetector#jvmAgentStartup(Instrumentation)