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Re: UnknownHostException - Hadoop - [mail # user]
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...It worked fine when i updated /etc/hosts file (of all the slaves) and writing fully qualified domain name in the hadoop-site.xml. It worked fine for sometime .. then started giving new...
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Author: bharath vissapragada,
2009-06-23, 16:59
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UnknownHostException - Hadoop - [mail # user]
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...when i try to execute the command bin/start-dfs.sh , i get the following error . I have checked the hadoop-site.xml file on all the nodes , and they are fine .. can some-one help me ou...
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Author: bharath vissapragada,
2009-06-23, 13:42
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Measuring runtime of Map-reduce Jobs - Hadoop - [mail # user]
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...Hi , Are there any tools which can measure the run-time of the map-reduce jobs ?? any help is appreciated . Thanks in advance...
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Author: bharath vissapragada,
2009-06-22, 08:23
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Re: Debugging Map-Reduce programs - Hadoop - [mail # user]
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...I am running in a local mode . Can you tell me how to set those breakpoints or how to access those files so that i can debug the program. The program is generating => java.lan...
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Author: bharath vissapragada,
2009-06-16, 01:49
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Debugging Map-Reduce programs - Hadoop - [mail # user]
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...Hi all , When running hadoop in local mode .. can we use "print" statements to print something to the terminal ... Also iam not sure whether the program is reading my input files ... I...
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Author: bharath vissapragada,
2009-06-15, 17:01
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Re: how to transfer data from one reduce to another map - Hadoop - [mail # user]
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...if your doubt is related to chaining of mapreduce jobs .. then this link might be useful ... http://developer.yahoo.com/hadoop/tutorial/module4.html#chaining On Mon, Jun 15, 2009...
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Author: bharath vissapragada,
2009-06-15, 13:56
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java.lang.ClassNotFoundException - Hadoop - [mail # user]
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...Hi all , When i try to run my own progam (jar file) i get the following error. java.lang.ClassNotFoundException : .class at java.net.URLClassLoader$1.run(URLC...
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Author: bharath vissapragada,
2009-06-15, 09:39
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Re: Running a MapReduce Program - Hadoop - [mail # user]
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...The details provided in this page are not that clear . I am a newbie to java , so please take the pain of explaining because .. i am not able to compile the java code to make a jar file . It...
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Author: bharath vissapragada,
2009-06-14, 03:50
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Re: Running a MapReduce Program - Hadoop - [mail # user]
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...Also please tell me , how to set path and stuff , and directory in wch the code mst be compiled etc, Thanks On Sat, Jun 13, 2009 at 3:58 PM, bharath vissapragada wrote: ...
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Author: bharath vissapragada,
2009-06-13, 10:30
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Running a MapReduce Program - Hadoop - [mail # user]
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...Hi all, I wrote a java code(map-reduce). Can anyone tell me in detail, how to run it on hadoop (right from how to create a jar file).. or send me a link specifying the same. Thanks in ...
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Author: bharath vissapragada,
2009-06-13, 10:28
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