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courses:mapreduce-tutorial:step-1 [2012/01/29 15:39]
straka 		courses:mapreduce-tutorial:step-1 [2012/01/29 15:55]
straka
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 ====== MapReduce Tutorial : Setting the environment ====== ====== MapReduce Tutorial : Setting the environment ======
  
-===== Hadoop instalation =====+===== Hadoop installation ===== 
 + 
 +The tutorial expects you to be logged to a computer in the UFAL cluster. In this environment, Hadoop is installed in ''/SGE/HADOOP/active''. 
 + 
 +You can go through the tutorial even without being connected to UFAL cluster, but you will need 
 +  * local Hadoop installation 
 +    - download ''http://www.apache.org/dist/hadoop/common/hadoop-1.0.0/hadoop-1.0.0.tar.gz'' 
 +    - unpack it 
 +    - edit ''conf/hadoop-env.sh'' file and make sure there is valid line <code>export JAVA_HOME=/path/to/your/jdk</code> 
 +  * the repository ''hadoop'' containing the Perl API and Java extensions. 
 +  * when using Perl API, set ''hadoop_prefix'' to point to your Hadoop installation 
 +  * when using Java API,  
 + 
 +- use ''hadoop_prefix'' 
 +If you cannot  
 +If  
 +It is possible to 
  
 ===== The Perl API ===== ===== The Perl API =====

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