Hadoop学习笔记

// 配置web ui修改文件系统的用户

    hadoop.http.staticuser.user
    root
  
  
  // 配置代理用户提交被代理用户对应的队列的用户
 
    hadoop.proxyuser.root.hosts
    *
  

yarn-site.xml

   mapreduce.log-aggregation-enable
   true
 
 
   yarn.log.server.url
   http://node2:19888/jobhistory/logs
 
 
   mapreduce.log-aggregation.retain-seconds
   604800
 

   mapreduce.jobhistory.address
   node2:10020
 

   mapreduce.jobhistory.webapp.address
   node2:19888