一、异常信息
java.io.EOFException: End of File Exception between local host is: "ubuntu/127.0.1.1"; destination host is: "localhost":9000; : java.io.EOFException; For more details see: http://wiki.apache.org/hadoop/EOFException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:792)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:765)
at org.apache.hadoop.ipc.Client.call(Client.java:1480)
at org.apache.hadoop.ipc.Client.call(Client.java:1407)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
at com.sun.proxy.$Proxy14.sendHeartbeat(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB.sendHeartbeat(DatanodeProtocolClientSideTranslatorPB.java:153)
at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.sendHeartBeat(BPServiceActor.java:553)
at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.offerService(BPServiceActor.java:653)
at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:823)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.EOFException
at java.io.DataInputStream.readInt(DataInputStream.java:392)
at org.apache.hadoop.ipc.Client$Connection.receiveRpcResponse(Client.java:1079)
at org.apache.hadoop.ipc.Client$Connection.run(Client.java:974)
二、异常原因
三、异常解决
查日志发现有如下错误：
ERROR master.HMasterCommandLine: Master not running
后来想到：每次出现这种情况的时候，都是先停止了hadoop，然后再停止Hbase，因为hbase是依赖于hadoop的，会不会是这个原因？
于是重复启动和停止了几次hadoop和hbase之后，发现只有先停止hadoop再停止hbase才能正常关闭。
最后过了一段时间，又重新按照正确的流程尝试了一下，貌似又可以正常了
四、参考资料
1.安装hbase后，启动服务正常，但停止服务时出现很诡异的现象
