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  • hadoop(角色)各个组件配置信息

        1)namenode:
            core-site.xml文件中决定:
                <property>
                    <name>fs.defaultFS</name>
                    <value>hdfs://chavin.king:9000</value>
                </property>
        2)secondarynamenode:

            hdfs-site.xml文件中决定:
                <property>
                    <name>dfs.namenode.secondary.http-address</name>
                    <value>db01:50090</value>
                </property>
               
        3)resourcemanager决定:
            yarn-site.xml文件中:

                <property>
                    <name>yarn.resourcemanager.hostname</name>
                    <value>db01</value>
                </property>
               
        4)datanode和nodemanager决定:
            slaves文件中通过每行主机名或ip地址确定
       
        5)jobhistoryserver决定:
            mapred-site.xml文件中:

                <property>
                    <name>mapreduce.jobhistory.address</name>
                    <value>db01:10020</value>
                </property>

                <property>
                    <name>mapreduce.jobhistory.webapp.address</name>
                    <value>db01:19888</value>
                </property>

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  • 原文地址:https://www.cnblogs.com/wcwen1990/p/6731335.html
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