作者kunde (NoMore)
看板Cloud
标题[问题] Hadoop执行运算指令不成功
时间Mon Nov 15 01:38:18 2010
各位前辈们好~
小弟目前在VMware上设置Ubuntu + Hadoop
按照书上的范例进行~
目前卡在执行分散式运算~
原本是预计执行hadoop examples中的wordcount
但却无法成功，
google了java.io.IOException~
却没有相关的解答~
烦请有经验的前辈能够指点一下~
感谢
如有违反版规~
本人会立即删除
内容如下：
------------------------------------------------------------------------------
hadoop@ubuntu:~/hadoop-0.21.0$ bin/hadoop jar hadoop-mapred-examples-0.21.0.jar wordcount input output
java.io.IOException: Call to hdp0/192.168.64.130:9001 failed on local
exception: java.io.EOFException
at org.apache.hadoop.ipc.Client.wrapException(Client.java:775)
at org.apache.hadoop.ipc.Client.call(Client.java:743)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
at org.apache.hadoop.mapred.$Proxy0.getProtocolVersion(Unknown Source)
at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359)
at org.apache.hadoop.mapred.JobClient.createRPCProxy(JobClient.java:429)
at org.apache.hadoop.mapred.JobClient.init(JobClient.java:423)
at org.apache.hadoop.mapred.JobClient.<init>(JobClient.java:410)
at org.apache.hadoop.mapreduce.Job.<init>(Job.java:50)
at org.apache.hadoop.mapreduce.Job.<init>(Job.java:54)
at org.apache.hadoop.examples.WordCount.main(WordCount.java:58)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:64)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)Caused by: java.io.EOFException
at java.io.DataInputStream.readInt(DataInputStream.java:375)
at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:501)
at org.apache.hadoop.ipc.Client$Connection.run(Client.java:446)
------------------------------------------------------------------------------
--
kunde
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1F：→ hsiaulong:datanode 的运作情形呢？ fs -ls 检查看看 11/15 17:12
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