wlzxwfk 发表于 2017-12-18 08:33:28

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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