On Oozie server, install the necessary RPMs.
yum install oozie extjs-2.2-1
yum install oozie oozie-client
Add the ExtJS library to the Oozie application.
/usr/lib/oozie/bin/oozie-setup.sh -hadoop 2.x /usr/lib/hadoop -extjs /usr/share/HDP-oozie/ext-2.2.zip
Add LZO JAR files.
/usr/lib/oozie/bin/oozie-setup.sh -hadoop 2.x /usr/lib/hadoop -extjs /usr/share/HDP-oozie/ext-2.2.zip -jars /usr/lib/hadoop/lib/hadoop-lzo-0.5.0.jar
