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Socket closed Exception - Hadoop - [mail # user]
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...Recently we are seeing lot of Socket closed exception in our cluster. Many task's open/create/getFileInfo calls get back 'SocketException' with message 'Socket closed'. We seem to see many t...
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Author: lohit,
2009-03-29, 18:55
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Re: How to read output files over HDFS - Hadoop - [mail # user]
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...http://wiki.apache.org/hadoop/HadoopDfsReadWriteExample Loht From: Amandeep Khurana To: [EMAIL PROTECTED] Sent: Wednesday, March 11, 2009 9:46:09 PM Subject: Re: How...
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Author: lohit,
2009-03-12, 05:48
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Re: What happens when you do a ctrl-c on a big dfs -rmr - Hadoop - [mail # user]
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...When you issue -rmr with directory, namenode get a directory name and starts deleting files recursively. It adds the blocks belonging to files to invalidate list. NameNode then deletes those...
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Author: lohit,
2009-03-12, 03:56
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Re: HDFS is corrupt, need to salvage the data. - Hadoop - [mail # user]
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...How many Datanodes do you have. Also, I see that your default replication is set to 1. Can you check if your datanodes are up and running. Lohit From: Mayuran Yogarajah &n...
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Author: lohit,
2009-03-10, 00:34
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Re: Contributing to hadoop - Hadoop - [mail # dev]
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...Ajit, Another easy way to test your code is to write a testcase. You could follow any of the already existing test HDFS test cases. For example src/test/org/apache/hadoop/hdfs/server/n...
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Author: lohit,
2009-02-26, 08:10
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Re: multiple datanodes on single node cluster - Hadoop - [mail # dev]
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...It is possible to run multiple datanodes. You would have to have separate conf file for each datanode, basically you need to have different datanode address (dfs.datanode.address and r...
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Author: lohit,
2009-02-26, 07:55
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Re: [VOTE] Chukwa as subproject - Hadoop - [mail # general]
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...+1. Thanks, Lohit From: Eric Yang To: [EMAIL PROTECTED] Sent: Tuesday, February 24, 2009 1:53:23 PM Subject: Re: [VOTE] Chukwa as subproject +1 This is great ...
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Author: lohit,
2009-02-24, 22:32
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Re: using HDFS for a distributed storage system - Hadoop - [mail # user]
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...Have you considered Hadoop archive? http://hadoop.apache.org/core/docs/current/hadoop_archives.html Depending on your access pattern, you could store files in archive step in the first...
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Author: lohit,
2009-02-10, 02:14
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Re: copyFromLocal * - Hadoop - [mail # user]
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...Which version of hadoop are you using. I think from 0.18 or 0.19 copyFromLocal accepts multiple files as input but destination should be a directory. Lohit From: S D ...
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Author: lohit,
2009-02-10, 02:10
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Re: Backing up HDFS? - Hadoop - [mail # user]
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...We copy over selected files from HDFS to KFS and use an instance of KFS as backup file system. We use distcp to take backup. Lohit From: Allen Wittenauer To: [EMAIL PROTEC...
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Author: lohit,
2009-02-10, 02:05
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