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[expand - 5 more] - Re: Regular expressions in fs paths? - Hadoop - [mail # user]
...I solved this in the end by using a shell script (initiated by an oozieshell action) to use grep and loop through the results - didn't have to use-v option, as the -e option gives you access...
   Author: Charles Robertson, 2014-09-10, 21:01
[expand - 1 more] - Re: Hadoop Smoke Test: TERASORT - Hadoop - [mail # user]
...You can set the number of reducers used in any hadoop job from the commandline by using -Dmapred.reduce.tasks=XX.e.g.  hadoop jar hadoop-mapreduce-examples.jar terasort-Dmapred.reduce.t...
   Author: Rich Haase, 2014-09-10, 15:54
running beyond virtual memory limits - Hadoop - [mail # user]
...Hello,I am getting following error when running on 500MB dataset compressed inavro data format.Container [pid=22961,containerID=container_1409834588043_0080_01_000010] isrunning beyond virtu...
   Author: Jakub Stransky, 2014-09-10, 13:29
[expand - 1 more] - Re: Error when executing a WordCount Program - Hadoop - [mail # user]
...Hi have you set a class in your code ?Also you need to check the path for your input fileThese are pretty straight forward errors resolve them and you should be good to go. Sent from my iPho...
   Author: Chris MacKenzie, 2014-09-10, 13:27
[expand - 2 more] - Re: HDFS: Couldn't obtain the locations of the last block - Hadoop - [mail # user]
...Hi Yi,I went through HDFS-4516, and it really solves our problem, thanks verymuch!2014-09-10 16:39 GMT+08:00 Zesheng Wu :Best Wishes!Yours, Zesheng ...
   Author: Zesheng Wu, 2014-09-10, 12:26
MapReduce data decompression using a custom codec - Hadoop - [mail # user]
...Hello,I developed a custom compression codec for Hadoop. Of course Hadoop is set to use my codec when compressing data.For testing purposes, I use the following two commands:Compression test...
   Author: POUPON Kevin, 2014-09-10, 10:30
Start standby namenode using bootstrapStandby hangs - Hadoop - [mail # user]
...Hi Experts,My hadoop cluster is enabled HA with QJM and I failed to upgrade it fromversion 2.2.0 to 2.4.1. Why? Is this a existing issue?My steps:1. Stop hadoop cluster2. On each node, upgra...
   Author: sam liu, 2014-09-10, 09:02
[expand - 11 more] - Re: conf.get("dfs.data.dir") return null when hdfs-site.xml doesn't set it explicitly - Hadoop - [mail # user]
...I am interested in job related configuration properties.I have a mix of EC2 instance types - m1.small and m1.medium.I am not clear which properties are server side and which are clientside i...
   Author: Susheel Kumar Gadalay, 2014-09-10, 04:42
[expand - 1 more] - Re: YARN cluster metrics period - Hadoop - [mail # user]
...That's for the whole history of the active RM.JianOn Tue, Sep 9, 2014 at 3:46 PM, Neal Yin  wrote:CONFIDENTIALITY NOTICENOTICE: This message is intended for the use of the individual or...
   Author: Jian He, 2014-09-10, 02:35
[expand - 4 more] - Re: In Yarn how to increase the number of concurrent applications for a queue - Hadoop - [mail # user]
...Sure, I can open a jira, but how can I do it? I went tohttps://issues.apache.org/jira/browse/YARN/?selectedTab=com.atlassian.jira.jira-projects-plugin:summary-panelBut I did not see any link...
   Author: Anfernee Xu, 2014-09-10, 00:03
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