Default replication factor to a file is 3.Use ‘-setrep’ command to change replication factor of a file to 2.

Default replication factor to a file is 3.Use ‘-setrep’ command to

1.	Default replication factor to a file is 3.Use ‘-setrep’ command to change replication factor of a file to 2.
Answer» hadoop fs -setrep -w 2 apache_hadoop/sample.txt