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This article will explain in detail how to configure yarn in hadoop. The editor thinks it is very practical, so I share it with you for reference. I hope you can get something after reading this article.

Configure the Map/Reduce computing engine on the namenode node to run on yarn, a resource scheduling platform

Mapreduce.framework.name

Yarn

Namenode configuration yarn-site.xml file

Specifies that resourcemanager is on the master node

Yarn.resourcemanager.hostname

Master

Configure computing mapreduce-related

Yarn.nodemanager.aux-services

Mapreduce_shuffle

Yarn.nodemanager.aux-services.mapreduce_shuffle.class

Org.apache.hadoop.mapred.ShuffleHandler

Execute exampl

Hadoop jar / usr/local/hadoop/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.7.3.jar wordcount 10803060234.txt / output

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