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courses:mapreduce-tutorial:step-24 [2012/01/27 21:01] straka |
courses:mapreduce-tutorial:step-24 [2012/01/27 21:02] straka |
Download the source and compile it. | Download the source and compile it. |
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The //official// way of running Hadoop jobs is using ''//SGE/HADOOP/active/bin/hadoop'' script. This script has no user-friendly options and only Hadoop properties can be set. Therefore a wrapper script is provided. This script has the same options as the Perl API runner: | The //official// way of running Hadoop jobs is to use the ''//SGE/HADOOP/active/bin/hadoop'' script. This script has no user-friendly options and only Hadoop properties can be set. Therefore a wrapper script is provided. This script has the same options as the Perl API runner: |
* ''net/projects/hadoop/bin/hadoop job.jar input_path output_path'' executes teh given job locally in a single thread. It is useful for debugging. | * ''net/projects/hadoop/bin/hadoop job.jar input_path output_path'' executes teh given job locally in a single thread. It is useful for debugging. |
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