private void handleGemFireException(final GemFireException e) {
        String message = String.format("Server failed to start: %s",
            e.getMessage());

        if (e.getCause() != null) {
          if (e.getCause().getCause() != null) {
            message += ", " + e.getCause().getCause().getMessage();
          }
        }

        setServerError(null, new Exception(message));
      }
Starts the GemFire JMX Agent "server" process with the given command line arguments.
geode-core/src/main/java/org/apache/geode/admin/jmx/internal/AgentLauncher.java