@Test(timeout = 90000)
public void testReadOnlyClient() throws Exception {
CountdownWatcher watcher = new CountdownWatcher();
ZooKeeper zk = new ZooKeeper(qu.getConnString(), CONNECTION_TIMEOUT,
watcher, true);
watcher.waitForConnected(CONNECTION_TIMEOUT); // ensure zk got connected
final String data = "Data to be read in RO mode";
final String node = "/tnode";
zk.create(node, data.getBytes(), ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);