[atguigu@hadoop102 hadoop]$ vim mapred-site.xml

1. 16:09 · Oct 11, 2025 · Sat

   [atguigu@hadoop102 hadoop]$ vim mapred-site.xml
   文件内容如下：
   <?xml version="1.0" encoding="UTF-8"?>
   <?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
   <configuration>
   <!-- 指定MapReduce程序运行在 Yarn上 -->
   <property>
   <name>mapreduce.framework.name</name>
   <value>yarn</value>
   </property>
   </configuration>