INSTALLATION DOCUMENTS BY RAVI

Friday, July 14, 2017

Starting and stopping Apache hadoop and yarn

Starting Hadoop

Login to server through putty
Change to hadoop user
Navigate to HADOOP_HOME/sbin directory
Start hadoop using the command start-dfs.sh command
















Now check the started nodes by using jps command as below






Check the nodes information by this url http://hostname:50070




















Starting Yarn

Login to server through putty
Change to hadoop user
Navigate to HADOOP_HOME/sbin directory
Start yarn using the command start-yarn.sh command










Now check the started nodes by using jps command as below







Check the nodes information by this url http://hostname:8088




















Stopping yarn

Login to server through putty
Change to hadoop user
Navigate to HADOOP_HOME/sbin directory
Stop yarn using the command stop-yarn.sh command









Stopping hadoop

Login to server through putty
Change to hadoop user
Navigate to HADOOP_HOME/sbin directory
Stop hadoop using the command stop-dfs.sh command















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