Big Data Hadoop

This blog post we are going to learn commands to come out of Safe Mode and some other Admin Commands

 

Some Admin Commands in HDFS

HDFS Admin Commands  
hadoop version Shows the version of Hadoop
hadoop fsck / Shows the health of Hadoop File System
hadoop dfsadmin -safemode leave Command to turn off the safe mode in NameNode
hadoop namenode - format Formats the NameNode

 

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