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Re: Initial Permission Settings - Hadoop - [mail # user]
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...Thanks for response. I am still a bit confused. There are two parameters: dfs.umask and dfs.umaskmode and both of them seems to be deprecated in different hadoop versions. ...
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Author: Serge Blazhiyevskyy,
2013-01-29, 22:47
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Initial Permission Settings - Hadoop - [mail # user]
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...Hi all, Quick question about hadoop dfs -put local_file hdfs_file command It seems that regardless of permissions for local_file the initial permissions for hdfs_file are -rw-r...
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Author: Serge Blazhiyevskyy,
2013-01-29, 20:02
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Re: Hadoop version layout error - Hadoop - [mail # dev]
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...If your replication factor is 3, this mean that you take those two nodes without loosing any data and rebuild them Rebalance the cluster after you are done, and all good to go! ...
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Author: Serge Blazhiyevskyy,
2012-11-06, 07:35
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Re: Learning about different distributions of Hadoop - Hadoop - [mail # user]
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...I agree with Scoot! The first question to answer is "Do you have a problem with your current distribution?" Thanks Serge On 8/8/12 9:17 AM, "Scott Fines" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-08-08, 16:20
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Re: Simply reading small a hadoop text file. - Hadoop - [mail # user]
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...The tab is default separated And text file is the default input format Just simple map -reduce job will do it Regards, Serge On 7/13/12 5:30 PM, "Jay Vyas" wrot...
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Author: Serge Blazhiyevskyy,
2012-07-14, 00:33
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Re: decommissioning datanodes - Hadoop - [mail # user]
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...Your config should be something like this: Add to include file Plus the rest of the nodes On 6/8/12 12:15 PM, "Chris Grier" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-06-08, 19:19
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Re: decommissioning datanodes - Hadoop - [mail # user]
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...Your nodes need to be in include and exclude file in the same time Do you use both files? On 6/8/12 11:46 AM, "Chris Grier" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-06-08, 18:56
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Re: High load on datanode startup - Hadoop - [mail # user]
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...I would wait for that number to go down to 0 That could a reason for your CPU utilization Regards, Serge On 5/9/12 2:27 PM, "Darrell Taylor" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-05-09, 21:44
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Re: Simulating cluster config parameters (in local mode) - Hadoop - [mail # user]
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...You should be able to set that param on JobConf object Regards, Serge On 5/9/12 1:09 PM, "Jay Vyas" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-05-09, 21:03
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Re: High load on datanode startup - Hadoop - [mail # user]
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...Looks like you have some under replicated blocks. Does that number decreases if you fsck multiple times? Regards, Serge On 5/9/12 12:23 PM, "Darrell Taylor" wrote: ...
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Author: Serge Blazhiyevskyy,
2012-05-09, 21:00
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