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Date: Wed, 1 Feb 2012 16:08:59 +0000 (UTC)
From: "Brian Bloniarz (Resolved) (JIRA)" <jira@apache.org>
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Subject: [jira] [Resolved] (HADOOP-8011) How to use distcp command betwen 2
 cluster that different version
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     [ https://issues.apache.org/jira/browse/HADOOP-8011?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Brian Bloniarz resolved HADOOP-8011.
------------------------------------

    Resolution: Not A Problem
    
> How to use distcp command betwen 2 cluster that different version
> -----------------------------------------------------------------
>
>                 Key: HADOOP-8011
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8011
>             Project: Hadoop Common
>          Issue Type: New Feature
>            Reporter: cldoltd
>
> I have tow cluster 1.0 and 0.2 
> how to use distcp to copy betwen 2 cluster
> this is error:
> Copy failed: java.io.IOException: Call to cluster1 failed on local exception: java.io.EOFException
>         at org.apache.hadoop.ipc.Client.wrapException(Client.java:1103)
>         at org.apache.hadoop.ipc.Client.call(Client.java:1071)
>         at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)
>         at $Proxy1.getProtocolVersion(Unknown Source)
>         at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:396)
>         at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:379)
>         at org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:119)
>         at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:238)
>         at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:203)
>         at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:89)
>         at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1386)
>         at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66)
>         at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1404)
>         at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:254)
>         at org.apache.hadoop.fs.Path.getFileSystem(Path.java:187)
>         at org.apache.hadoop.tools.DistCp.checkSrcPath(DistCp.java:635)
>         at org.apache.hadoop.tools.DistCp.copy(DistCp.java:656)
>         at org.apache.hadoop.tools.DistCp.run(DistCp.java:881)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
>         at org.apache.hadoop.tools.DistCp.main(DistCp.java:908)
> Caused by: java.io.EOFException
>         at java.io.DataInputStream.readInt(DataInputStream.java:375)
>         at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:800)
>         at org.apache.hadoop.ipc.Client$Connection.run(Client.java:745)

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