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📑📑本期更新内容:安装Hadoop、配置Hadoop 配置文件②🔥🔥🔥
📑📑下篇文章预告:安装Hadoop、配置Hadoop 配置文件③🔥🔥🔥
目录
二、配置 mapred-site.xml (Mapreduce参数)
(1) vi core-site.xml (集群全局参数)
(2) 在文件中
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fs.defaultFS -
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hdfs://192.168.196.101:9000 -
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io.file.buffer.size -
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131072 -
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hadoop.tmp.dir -
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file:/opt/module/hadoop/tmp -
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注:IP地址是master的
(1) cp mapred-site.xml.template mapred-site.xml
(2) vi mapred-site.xml
(3) 在文件中
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mapreduce.framework.name -
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yarn -
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mapreduce.jobhistory.address -
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master:10020 -
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mapreduce.jobhistory.webapp.address -
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master:19888 -
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(1) 集群资源管理系统参数
vi yarn-site.xml
(2) 在文件中
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yarn.resourcemanager.address -
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master:8032 -
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yarn.resourcemanager.scheduler.address -
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master:8030 -
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yarn.resourcemanager.resource-tracker.address -
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master:8031 -
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yarn.resourcemanager.admin.address -
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master:8033 -
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yarn.resourcemanager.webapp.address -
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master:8088 -
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yarn.nodemanager.aux-services -
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mapreduce_shuffle -
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yarn.nodemanager.aux-services.mapreduce.shuffle.class -
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org.apache.hadoop.mapred.ShuffleHandler -
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