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  • 【大数据系列】hadoop上传文件报错_COPYING_ could only be replicated to 0 nodes

    使用hadoop上传文件 hdfs dfs -put  XXX

    17/12/08 17:00:39 WARN hdfs.DFSClient: DataStreamer Exception
    org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /user/sanglp/hadoop-2.7.4.tar.gz._COPYING_ could only be replicated to 0 nodes                         instead of minReplication (=1).  There are 0 datanode(s) running and no node(s) are excluded in this operation.
            at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:1628)
            at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getNewBlockTargets(FSNamesystem.java:3121)
            at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:3045)
            at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:725)
            at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB                        .java:493)
            at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtoco                        lProtos.java)
            at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616)
            at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:982)
            at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2217)
            at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2213)
            at java.security.AccessController.doPrivileged(Native Method)
            at javax.security.auth.Subject.doAs(Subject.java:422)
            at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1746)
            at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2213)
    
            at org.apache.hadoop.ipc.Client.call(Client.java:1476)
            at org.apache.hadoop.ipc.Client.call(Client.java:1413)
            at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
            at com.sun.proxy.$Proxy10.addBlock(Unknown Source)
            at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.addBlock(ClientNamenodeProtocolTranslatorPB.java:418)
            at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
            at java.lang.reflect.Method.invoke(Method.java:498)
            at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:191)
            at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
            at com.sun.proxy.$Proxy11.addBlock(Unknown Source)
            at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.locateFollowingBlock(DFSOutputStream.java:1588)
            at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1373)
            at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:554)
    put: File /user/sanglp/hadoop-2.7.4.tar.gz._COPYING_ could only be replicated to 0 nodes instead of minReplication (=1).  There are 0 datanode(                        s) running and no node(s) are excluded in this operation.
    

      查看hadoop是否正常,进程是否完整

    查看磁盘使用情况

    从这里可以看出操盘的空间都是空的

    原因可能是hadoop格式化的时候出现了问题

    然后将logs和tmp中的文件全部删除,重新格式化也没成功,后来看到clusterId不一致的问题

    修改了VERSION文件中的clusterId随着又出现了  is in an inconsistent state的问题,

    在hadoop-hdfs.xml中增加了

    <property> 
    <name>dfs.name.dir</name> 
    <value>/soft/hadoop/name</value> #hadoop的name目录路径     
    </property> 
    <property> 
    <name>dfs.data.dir</name> 
    <value>/soft/hadoop/data</value> #hadoop的data目录路径 
    </property>
    

      重新格式化然后启动就可以了。

    陆陆续续折腾了一上午、、、

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  • 原文地址:https://www.cnblogs.com/dream-to-pku/p/8004508.html
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