Pre-Upgrade Steps for HttpFS
About this task
You need to back up configuration files if you made configuration changes that you
want to carry over to the next version. Typically, the following configuration files
contain changes:
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/webapps/webhdfs/WEB-INF/web.xml
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/conf/server.xml
/opt/mapr/httpfs/httpfs-1.0/share/hadoop/httpfs/tomcat/conf/tomcat-users.xml