@Vishal Jain Check the following link: http://docs.hortonworks.com/HDPDocuments/Ambari-2.2.2.0/bk_ambari_reference_guide/content/ch_changing_host_names.html ... View more

@Vishal Jain See this https://community.hortonworks.com/questions/17175/how-to-upgrade-hdp-spark-version.html Answer#2 is the best answer... ... View more