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Re: SecondaryNameNode can not been changed once deployed ? - HDFS - [mail # user]
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...I found the problem, I should set parameter dfs.http.address. Seems the official tutorial has no information for this case. On Fri, May 14, 2010 at 10:11 AM, Jeff Zhang wr...
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Author: Jeff Zhang,
2010-05-14, 08:44
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SecondaryNameNode can not been changed once deployed ? - HDFS - [mail # user]
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...Hi all, At first I have the name node and secondary name node on the same machine, now I want to move the secondary name node to another machine, but find the following errors in the l...
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Author: Jeff Zhang,
2010-05-14, 02:11
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This format path "{2009/12,2010/01}" is not supported in FileSystem.globStatus - HDFS - [mail # user]
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...Hi all, As my title shows, it seems that "{2009/12,2010/01}" is not supported in FileSystem.globStatus, but in my opinion, it would be better if hdfs can support this kind of path. Doe...
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Author: Jeff Zhang,
2010-03-23, 10:22
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Re: Accessing Hadoop DFS for Data Storage and Retrieval Using Java - HDFS - [mail # user]
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...Yes, I think so. 2010/3/10 Miguel Ángel Álvarez de la Concepción nd [EMAIL PROTECTED]> The va:481) java:473) 2) ’t e); us.es> ; , cessorImpl.java:39) ructorAccessorI...
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Author: Jeff Zhang,
2010-03-10, 14:22
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Re: Accessing Hadoop DFS for Data Storage and Retrieval Using Java - HDFS - [mail # user]
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...It seems you are running it in windows, then you should install cygwin, and add C:/cygwin/bin on the Path environment variable . 2010/3/10 Miguel Ángel Álvarez de la Concepción ...
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Author: Jeff Zhang,
2010-03-10, 13:10
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Re: Accessing Hadoop DFS for Data Storage and Retrieval Using Java - HDFS - [mail # user]
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...add ugi configuration like this : conf.set("hadoop.job.ugi",your_hadoop_user_name+","+your_hadoop_group_name) ; 2010/3/9 Miguel Ángel Álvarez de la Concepción ; , cessorImpl.ja...
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Author: Jeff Zhang,
2010-03-09, 16:13
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What is the biggest problem of extremely large hadoop cluster ? - HDFS - [mail # dev]
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...Hi , I am curious to know what is the biggest problem of extremely large hadoop cluster. What I can imagine now is the memory cost of meta data of hdfs in name node. One solution I can...
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Author: Jeff Zhang,
2010-02-21, 15:49
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Re: HDFS File read issue - HDFS - [mail # user]
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...Maybe you can use zookeeper to achieve this On Mon, Jan 25, 2010 at 3:20 PM, MOHAMMED IRFANULLA S wrote: Best Regards Jeff Zhang...
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Author: Jeff Zhang,
2010-01-25, 07:36
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MiniDFSCluster in trunk can not run in windows platform ? - HDFS - [mail # dev]
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...Hi all, Today I run the MiniDFSCluster in trunk in windows, but it turn out it failed. (Because of the path problem) This is the error message: java.net.URISyntaxException: Illegal cha...
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Author: Jeff Zhang,
2009-10-15, 10:23
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