oozie.action.sharelib.for.java spark2 oozie.launcher.mapreduce.user.classpath.first true oozie.launcher.mapreduce.map.java.opts -Xmx4g jobTracker hadoop-rm3.garr-pa1.d4science.org:8032 nameNode hdfs://hadoop-rm1.garr-pa1.d4science.org:8020