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) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira