public void createEphemeralZNode(String path, byte[] data) {
    zk.create(path, data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.EPHEMERAL,
      createEphemeralZNodeCallback, data);
  }
Function to create EPHEMERAL ZNODE with given path and data as params.
@param path Path at which Ephemeral ZNode to create
@param data Data to put under ZNode
hbase-it/src/main/java/org/apache/hadoop/hbase/chaos/ChaosAgent.java