Thank you for response and apologies for delay reply. I have created a custom tmp directory as below under core-site.xml.  I  ran stop-all.sh and start-all.sh under sbin directory but still custom tmp directory is empty and not utilized.  Is I need to do anything else, please suggest. Thanks in advance. <property>     <name>hadoop.tmp.dir</name>     <value>/opt/osa/hadoop-2.10.2/tmp_Hadoop</value>     <description>A base for other temporary directories.</description> </property> ... View more