ERROR: Attempting to operate on hdfs namenode as root

ERROR: Attempting to operate on hdfs namenode as root

在centos7上部署hadoop，遇到报错，把报错直译过来原因大概是因为root没权限

配置一下试试

vim /usr/local/hadoop-3.3.0/sbin/start-dfs.sh

vim /usr/local/hadoop-3.3.0/sbin/stop-dfs.sh

 再启动试试