All posts tagged: MapReduce

Change the Hadoop MapReduce v2 (YARN) ShuffleHandler Port

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Introduction If you are running Hadoop on a development machine, then it’s likely that you’ll run into a situation where multiple services require port 8080. I recently ran into this issue where both the Pentaho User Console and the Hadoop MapReduce ShuffleHandler were trying to use port 8080. One solution is to change the port used by the Hadoop MapReduce ShuffleHandler, which is what I’m going to configure below. Configuration sudo vi /etc/hadoop/conf/mapred-site.xml Add the […]