查看目录hdfs dfs -ls / 创建目录hdfs dfs -mkdir /tmp 为目录修改权限hdfs dfs -chmod -R 775 /tmp/ 查看安全模式状态hdfs dfsadmin -safemode get 强制进入安全模式hdfs dfsadm...

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scp 拷贝文件夹scp -r /opt/bk/a/webapp root@pDataAnalysis02:/opt/cloudera/cm/ scp拷贝文件scp /opt/bk/a/webapp.tar.gz root@pDataAnalysis05:/opt/bk/

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查看任务列表yarn application -list 根据条件过滤列表yarn application -list appStates FINISHED/KILLED/RUNNING/FAILED 查看状态yarn applicaiton -status appli...

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sudo systemctl stop docker sudo docker info | grep "Docker Root Dir" cp -a /var/lib/docker /opt/data/ mv -u /var/lib/docker ...

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server(10.1.1.1):yum install nfs-utils rpcbind vi /etc/exports /opt/test/ 10.1.1.2(ro,no_root_squash,no_all_squash,sync) service rpcbi...

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