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Certification - Hadoop - [mail # user]
...Hello everyone Is there any certification for Hadoop out there - other than the onefrom Cloudera?I've really tried to make it work. But today I was sent to a call centervery far away twice t...
   Author: Thomas Bentsen, 2014-05-29, 11:00
Re: memoryjava.lang.OutOfMemoryError related with number of reducer? - Hadoop - [mail # user]
...When you increase the number of reducers they each have less to workwith provided the data is distributed evenly between them - in this caseabout one third of the original work.It is eessent...
   Author: Thomas Bentsen, 2014-04-15, 13:53
Re: Hive install under hadoop - Hadoop - [mail # user]
...Seems like an ordinary Linux file permission thing.Are you logged in as user 'software'Does your user have permission to create dirs in /home/software?/thOn Mon, 2014-04-14 at 16:12 +0800, E...
   Author: Thomas Bentsen, 2014-04-14, 11:11
Re: Why is HDFS_BYTES_WRITTEN is much larger than HDFS_BYTES_READ in this case? - Hadoop - [mail # user]
...Have you checked the content of the files you write?/thOn Thu, 2014-03-27 at 11:43 -0700, Kim Chew wrote: ...
   Author: Thomas Bentsen, 2014-03-27, 19:32
[expand - 2 more] - Re: Performance - Hadoop - [mail # user]
...Thanks a lot guys!From Dieters original reply I got TeraSort and I am currently runningdifferent scenarios with that. It seems to be The Benchmark right now.It's relatively simple and yet it...
   Author: Thomas Bentsen, 2014-02-25, 21:31
Re: change the Yarn application container memory size when it is running - Hadoop - [mail # user]
...I am no Yarn expert at all - in fact I have never run it. I am still anabsolute beginner with Hadoop.But... Provided Yarn is running in _one_ VM (java process) and does notfork processes on ...
   Author: Thomas Bentsen, 2014-02-10, 18:33
[expand - 1 more] - Re: How to install from downloaded tarball from hadoop.2.2.0.tar.gz - Hadoop - [mail # user]
...Also:I was not able to access the Yarn-web-page on 8088 but I suppose it's asetup thing because I am not on localhost./thOn Wed, 2014-01-29 at 00:39 -0800, Sujee Maniyam wrote: ...
   Author: Thomas Bentsen, 2014-01-29, 11:02
[expand - 3 more] - Re: Starting... -help needed - Hadoop - [mail # user]
...Anything on this?I am pretty stuck here. _Not_ possible to install and run Hadoop 2.2.0 with the instructions onthe website. I am sure this is not how it's supposed to be with SW fromthe Apa...
   Author: Thomas Bentsen, 2014-01-28, 19:04
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