WordCount v1.0
This works with a local-standalone, pseudo-distributed or fully-distributed Hadoop installation.
This works with a local-standalone, pseudo-distributed or fully-distributed Hadoop installation.
Running a MapReduce Job (Nov 2015)
Test on:
I will use one of the examples that come with Hadoop package.
1. Preparation
2. Pi
3. WordCount
3.1 Download example input data
3.2 Copy local example data to HDFS
3.3 Run the MapReduce job
3.4 Retrieve the job result from HDFS
change directory to $HADOOP_INSTALL
1 2 |
$ su hduser $ cd /usr/local/hadoop |