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Re: Question about writing HDFS files - MapReduce - [mail # user]
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...Yes. Joep On Fri, May 17, 2013 at 6:38 AM, John Lilley wrote: ...
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Author: J. Rottinghuis,
2013-05-17, 15:24
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Memory Leak while using LocalJobRunner - MapReduce - [mail # user]
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...Hi, I have an application which uses LocalJobRunner to process MR Jobs. From the heap dump of my application I can see multiple object with Name $Proxy90; happens to be created b...
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Author: Subroto,
2013-05-17, 14:39
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Re: Distribution of native executables and data for YARN-based execution - MapReduce - [mail # user]
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...Hi John - If you are doing extensive levels of non-MR C-style batch, you may be better served to look at myriad universes of existing schedulers (torque, condor, etc.). Or investigate...
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Author: Tim St Clair,
2013-05-17, 14:20
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RE: Question about writing HDFS files - MapReduce - [mail # user]
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...Right, sorry for the ambiguity, I was talking about HDFS writes only. So my application doesn't need to do anything to signal that it is writing from inside vs. outside of the Hadoop c...
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Author: John Lilley,
2013-05-17, 13:38
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RE: Distribution of native executables and data for YARN-based execution - MapReduce - [mail # user]
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...Thanks! This sounds exactly like what I need. PUBLIC is right. Do you know if this works for executables as well? Like, would there be any issue transferring the exec...
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Author: John Lilley,
2013-05-17, 13:35
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Re: Configuring SSH - is it required? for a psedo distriburted mode? - MapReduce - [mail # user]
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...The scrits themselves will use ssh to connect to every machine (even localhost). It's up to you if you want to type the password everytime. For a pseudo-distributed system, I don't see the i...
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Author: Bertrand Dechoux,
2013-05-17, 11:15
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[MAPREDUCE-4366] mapred metrics shows negative count of waiting maps and reduces - MapReduce - [issue]
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...Negative waiting_maps and waiting_reduces count is observed in the mapred metrics. MAPREDUCE-1238 partially fixed this but it appears there is still issues as we are seeing it, but not...
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http://issues.apache.org/jira/browse/MAPREDUCE-4366
Author: Thomas Graves,
2013-05-17, 09:57
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Re: recursive list in java without block - MapReduce - [mail # user]
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...Hi Kun, So I think I was incorrect as I only checked the 0.20/1.0 APIs. We do have optimal recursive listing support in 2.0 for both FileContext and FileSystem APIs: http://hadoo...
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Author: Harsh J,
2013-05-17, 09:52
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Re: recursive list in java without block - MapReduce - [mail # user]
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...Hi Ankit, Following Harsh's advice, I have found out that: although none of the FileSystem.java and DistributedFileSystem.java have support recursively liststatus(). How...
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Author: Kun Ling,
2013-05-17, 09:18
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Re: cloudera4.2 source code ant - MapReduce - [mail # user]
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...Hi dylan, I have not build CDH source code using ant, However I have met a similar dependencies resolve filed problem. Acccording to my experience, &...
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Author: Kun Ling,
2013-05-17, 09:06
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