zkClient.unsubscribeChildChanges(extViewPath, listener);
for (String child : zkClient.getChildren(extViewPath))
{
String childPath =
extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
zkClient.unsubscribeDataChanges(childPath, listener);
}
long endTime = System.currentTimeMillis();
zkClient.delete("/" + clusterName + "/CONFIGS/CLUSTER/verify");