新人求助，DataNode启动后为何马上又关闭了

启动![![图片说明](https://img-ask.csdn.net/upload/201709/28/1506612423_329835.png)图片说明](https://img-ask.csdn.net/upload/201709/28/1506612413_503574.png)
如图求解答

http://blog.csdn.net/zhongxiayimeng/article/details/70134193