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Re: Anyway to load certain Key/Value pair fast? - Hadoop - [mail # user]
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...Hi Harsh, Thanks a lot for your reply and great suggestions. In the practical cases, the values usually do not reside in the same data node. Instead, they are mostly distributed by the...
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Author: William Kang,
2013-02-13, 06:08
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Anyway to load certain Key/Value pair fast? - Hadoop - [mail # general]
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...Hi All, I am trying to figure out a good solution for such a scenario as following. 1. I have a 2T file (let's call it A), filled by key/value pairs, which is stored in the HDFS with t...
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Author: William Kang,
2013-02-13, 05:24
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Re: Build Hadoop 1.0.4 eclipse plugin - Hadoop - [mail # general]
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...Hi Gaurav, I looked up in the eclipse's error log, and the errors are listed: The command ("dfs.browser.action.delete") is undefined The command ("dfs.browser.action.refresh") is undefined T...
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Author: William Kang,
2013-01-20, 18:46
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Re: Build Hadoop 1.0.4 eclipse plugin - Hadoop - [mail # general]
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...Hi, I got the plugin to work fine with browsing the HDFS system and run code in the local mode. But the "Run on Hadoop" button doesn't work at all so I cant deploy the code to the cluster. &...
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Author: William Kang,
2013-01-20, 03:45
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Re: Build Hadoop 1.0.4 eclipse plugin - Hadoop - [mail # general]
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...Hi Gaurav, Thanks a lot. It worked! The only small incident is that it doesn't compile correctly with Java7. But it works fine with Java6. Thank you very much for the instruction. Cao...
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Author: William Kang,
2013-01-15, 01:51
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Build Hadoop 1.0.4 eclipse plugin - Hadoop - [mail # general]
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...Hi All, I just migrated from 0.20.x. I have been trying to get the eclipse plugin to work for the past few days without success. Can anybody give some advice on how to properly build t...
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Author: William Kang,
2013-01-12, 18:58
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Re: Distributed hadoop setup 0 live datanode problem in cluster - Hadoop - [mail # user]
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...Hi Jeff, I think I partly found out the reasons of this problem. The /etc/hosts 127.0.0.1 has the master's host name in it. And the namenode took 127.0.0.1 as the ip address of the namenode....
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Author: William Kang,
2010-03-17, 07:29
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Re: Distributed hadoop setup 0 live datanode problem in cluster - Hadoop - [mail # user]
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...Hi Jeff, Here is the log from my namenode: ************************************************************/ 2010-03-17 03:09:59,750 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: ...
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Author: William Kang,
2010-03-17, 07:18
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Distributed hadoop setup 0 live datanode problem in cluster - Hadoop - [mail # general]
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...Hi, I just moved from pseudo distributed hadoop to a four machine full distributed hadoop setup. But, after I start the dfs, there is no live node showing up. If I make master a slave ...
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Author: William Kang,
2010-03-17, 06:43
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Fully distributed hdfs problem 0 live node - Hadoop - [mail # user]
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...Hi, I just deployed an three datanodes cluster. But there is a problem that the live nodes are always 0. There is no datanode connected to the namenode. Does anybody know why? Datenode...
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Author: William Kang,
2010-03-16, 23:47
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