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(1)core_site.xml

    fs.defaultFS

    hdfs://master:8020

    hadoop.tmp.dir

    /var/log/hadoop/tmp

(2)mapred-site.xml

    mapreduce.framework.name

    yarn

    mapreduce.jobhistory.address

    master:10020

    mapreduce.jobhistory.webapp.address

    master:19888

(3)hdfs-site.xml

    dfs.namenode.name

    file:///data/hadoop/hdfs/name

    dfs.datanode.data.dir

    file:data/hadoop/hdfs/data

    dfs.namenode.secondary.http-address

    master:50090

    dfs.relication

    2

(4)yarn-site.xml

    yarn.resourcemanager.scheduler.address

    master:8030

    yarn.resourcemanager.resource-tracker.address

    master:8031

    yarn.resourcemanager.address

    master:8032

    yarn.resourcemanager.webapp.address

    master:8088

    yarn.nodemanager.aux-services

    mapreduce_shuffle

    yarn.nodemanager.aux-services.mapreduce.shuffle.class

    org.apache.hadoop.mapreduce_ShuffleHandler