NettyClient client2 = new NettyClient(context, conf, new WorkerInfo(),
new MockExceptionHandler());
client2.connectAllAddresses(addresses);
NettyClient client3 = new NettyClient(context, conf, new WorkerInfo(),
new MockExceptionHandler());
client3.connectAllAddresses(addresses);
client1.stop();
client2.stop();
client3.stop();
server.stop();