Hadoop全网最详细的伪分布式部署(MapReduce+Yarn)

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若泽大数据，Hadoop全网最详细的伪分布式部署(MapReduce+Yarn)

  1. 修改mapred-site.xml

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    [hadoop@hadoop000 ~]# cd /opt/software/hadoop/etc/hadoop

    [hadoop@hadoop000 hadoop]# cp mapred-site.xml.template  mapred-site.xml

    [hadoop@hadoop000 hadoop]# vi mapred-site.xml

    <configuration>

    	<property>

    		<name>mapreduce.framework.name</name>

    		<value>yarn</value>

    	</property>

    </configuration>

  2. 修改yarn-site.xml

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    [hadoop@hadoop000 hadoop]# vi yarn-site.xml

    <configuration>

    	<property>

    		<name>yarn.nodemanager.aux-services</name>

          		<value>mapreduce_shuffle</value>

      	</property>

    </configuration>

  3. 启动

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    [hadoop@hadoop000 hadoop]# cd ../../

    [hadoop@hadoop000 hadoop]# sbin/start-yarn.sh

  4. 关闭

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    [hadoop@hadoop000 hadoop]# sbin/stop-yarn.sh