记Hadoop3.1.3安装排错之ERROR: but there is no YARN_RESOURCEMANAGER_USER defined. Aborting operation.
问题:ERROR:butthereisnoYARN_RESOURCEMANAGER_USERdefined.Abortingoperation.原因:没有配置好YARN_RESOURCEMANAGER_USER变量解决方案:vim$HADOOP_HOME/etc/hadoop/hadoop_env.sh添加#exportYARN_RESOURCEMANAGER_USER=root退出后再sourc