final AsyncHttpClient c = new AsyncHttpClient(b.setAsyncHttpClientProviderConfig(nettyConfig).build());
Client client = ClientFactory.getDefault().newClient();
RequestBuilder request = client.newRequestBuilder();
request.method(Request.METHOD.GET).uri(url);
request.transport(Request.TRANSPORT.WEBSOCKET);
request.header("X-wakeUpNIO", "true");
final CountDownLatch l = new CountDownLatch(clientNum);
final CountDownLatch messages = new CountDownLatch(messageNum * clientNum);
long clientCount = l.getCount();
final AtomicLong total = new AtomicLong(0);