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Re: How can I add a new hard disk in an existing HDFS cluster? - MapReduce - [mail # user]
...go for ext3 or ext4   On Fri, May 3, 2013 at 8:32 AM, Joarder KAMAL  wrote:     Håvard Wahl Kongsgård Data Scientist Faculty of Medicine & Department of Mathematical Scie...
   Author: Håvard Wahl Kongsgård, 2013-05-03, 09:58
Re: R environment with Hadoop - MapReduce - [mail # user]
...Hi, simpler is always better ...  ...for example if you use hadoop with java http://www.rforge.net/rJava/  ... if you use hadoop with python(pydoop,dumbo) http://rpy.sourceforge.ne...
   Author: Håvard Wahl Kongsgård, 2013-04-14, 06:46
Re: Which hadoop installation should I use on ubuntu server? - MapReduce - [mail # user]
...I recommend cloudera's CDH4 on ubuntu 12.04 LTS   On Thu, Mar 28, 2013 at 7:07 AM, David Parks  wrote:     Håvard Wahl Kongsgård Data Scientist Faculty of Medicine & Depa...
   Author: Håvard Wahl Kongsgård, 2013-03-29, 08:21
Re: Hadoop cluster hangs on big hive job - MapReduce - [mail # user]
...hadoop logs? On 6. mars 2013 21:04, "Daning Wang"  wrote:  ...
   Author: Håvard Wahl Kongsgård, 2013-03-07, 08:21
Re: Skipping entire task - MapReduce - [mail # user]
...Thanks, I was unaware of mapred.max.map.failures.percent  -Håvard  On Sun, Jan 6, 2013 at 3:46 PM, Harsh J  wrote:    Håvard Wahl Kongsgård Faculty of Medicine & Dep...
   Author: Håvard Wahl Kongsgård, 2013-01-06, 15:29
Re: example usage of s3 file system - MapReduce - [mail # user]
...see also  http://wiki.apache.org/hadoop/AmazonS3  On Tue, Aug 28, 2012 at 9:14 AM, Chris Collins  wrote:  tinkering I am not having a great deal of success.  I am pa...
   Author: Håvard Wahl Kongsgård, 2012-08-29, 07:11
Re: Using Multiple Input format with Hadoop Streaming - MapReduce - [mail # user]
...dude preprocess the data!  -Håvard  On Sat, Aug 25, 2012 at 7:48 AM, Siddharth Tiwari  wrote: w of    Håvard Wahl Kongsgård Faculty of Medicine & Department of Mathe...
   Author: Håvard Wahl Kongsgård, 2012-08-26, 06:29
Re: secondary namenode storage location - MapReduce - [mail # user]
...https://ccp.cloudera.com/display/CDHDOC/CDH3+Deployment+on+a+Cluster#CDH3De ploymentonaCluster-ConfiguringtheSecondaryNameNode  fs.checkpoint.dir /cache/hadoop/dfs  fs.checkpoint....
   Author: Håvard Wahl Kongsgård, 2012-08-24, 14:44
Re: namenode not starting - MapReduce - [mail # user]
...You should start with a reboot of the system.  A lesson to everyone, this is exactly why you should have a secondary name node (http://wiki.apache.org/hadoop/FAQ#What_is_the_purpose_of_...
   Author: Håvard Wahl Kongsgård, 2012-08-24, 12:37
Re: Reading multiple lines from a microsoft doc in hadoop - MapReduce - [mail # user]
...It's much easier if you convert the documents to text first  use http://tika.apache.org/  or some other doc parser   -Håvard  On Fri, Aug 24, 2012 at 7:52 AM, Siddharth T...
   Author: Håvard Wahl Kongsgård, 2012-08-24, 06:07
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