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[ANNOUNCE] Apache Hadoop 2.5.1 released - Hadoop - [mail # general]
...Hi folksThe Apache Hadoop community has voted to release Apache Hadoop 2.5.1, a point release that fixes certain release issues with 2.5.0.Cheers!Karthik ...
   Author: Karthik Kambatla, 2014-09-13, 06:27
[expand - 5 more] - Re: CPU utilization - Hadoop - [mail # user]
...I mean the number of containers running on your NodeManager, not the jobitself. ...
   Author: Adam Kawa, 2014-09-12, 19:45
[expand - 1 more] - Re: MultipleTextOutputFormat in new api of 1.2.1? - Hadoop - [mail # user]
...Afaik, dynamic partitions in the new mapreduce API are actually notsupported (please read http://grepalex.com/2013/07/16/multipleoutputs-part2/andhttp://stackoverflow.com/questions/25503034/...
   Author: Adam Kawa, 2014-09-12, 17:03
long startup time for MR job - Hadoop - [mail # user]
...Running an Hadoop 2.4/HBase 0.98 MR Job on a 12-node cluster, I’m seeing a long startup delay (about 2.5 minutes):14/09/12 11:46:05 INFO client.RMProxy: Connecting to ResourceManager at prod...
   Author: Brian Jeltema, 2014-09-12, 15:56
Floatwritable and hadoop streming - Hadoop - [mail # user]
...HelloIn my use case, I need to build a single big sequence file. The key valuepairs are generated by map processes and a single reducer is used togenerate the sequence file. My value is a fl...
   Author: rab ra, 2014-09-12, 09:22
Change master node with Ambari? - Hadoop - [mail # user]
...I'm playing around with a 2-node cluster running Hortonworks Data Platform2.1, running on AWS EC2 instances. Today I discovered that for some reasonmy master node had decided to no longer re...
   Author: Charles Robertson, 2014-09-11, 22:06
task slowness - Hadoop - [mail # user]
...Hello experienced hadoop users,I am having a data pipeline consisting of two java MR jobs coordinated byoozie scheduler. Both of them process the same data but the first one ismore than 10 t...
   Author: Jakub Stransky, 2014-09-11, 16:36
[expand - 13 more] - Re: Writing output from streaming task without dealing with key/value - Hadoop - [mail # user]
...Okay, FWIW I found the solution:https://issues.apache.org/jira/browse/MAPREDUCE-6085Thanks for all who replied.On 11 сент. 2014 г., at 11:16, Dmitry Sivachenko  wrote: ...
   Author: Dmitry Sivachenko, 2014-09-11, 16:00
Hadoop Smoke Test - Hadoop - [mail # user]
...Hi,I am trying the smoke test for hadoop, “terasort”, during the Map phase, I found “Container killed by the ApplicationMast”, should I stop this job and try to run it again? or just let it ...
   Author: Arthur.hk.chan@..., 2014-09-11, 14:07
[expand - 4 more] - Re: virtual memory consumption - Hadoop - [mail # user]
...Hi Tsuyoshi,thanks for your summary. The choice 1 is obvious as a kind of safety net toget the job through but might put in danger. But what caught my attentionwas "if you cannot predict vir...
   Author: Jakub Stransky, 2014-09-11, 13:35
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