# yarn-site.xml
<property>
<name>yarn.log-aggregation-enable</name>
<value>true</value>
</property>
<property>
<name>yarn.log.server.url</name>
<value>http://bigdata01:19888/jobhistory/logs/</value>
</property>
还需在所有节点启动一个进程
bin/mapred --daemon start historyserver
使用命令的方式查看日志
yarn logs -applicationId application_1669106811951_0002

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