Hadoop集群基本配置文件设置

核心配置文件（core-site.xml）

    
    
        fs.defaultFS
        hdfs://地址:8020
    

    
    
        hadoop.tmp.dir
        /opt/module/hadoop-3.1.3/data
    

HDFS配置文件(hdfs-site.xml)

	
	
        dfs.namenode.http-address
        地址:9870
    
	
    
        dfs.namenode.secondary.http-address
        地址:9868
    

YARN配置文件(yarn-site.xml)

    
    
        yarn.nodemanager.aux-services
        mapreduce_shuffle
    

    
    
        yarn.resourcemanager.hostname
        地址
    

    
    
        yarn.nodemanager.env-whitelist
JAVA_HOME,HADOOP_COMMON_HOME,HADOOP_HDFS_HOME,HADOOP_CONF_DIR,CLASSPATH_PREPEND_DISTCACHE,HADOOP_YARN_HOME,HADOOP_MAPRED_HOME
    

MapReduce配置文件(mapred-site.xml)

	
    
        mapreduce.framework.name
        yarn