Thanks a lot! java -Xmx256m -Duser.timezone=UTC -Dfile.encoding=UTF-8 -Dhdp.version=2.6.3.0-235 -Ddruid.storage.storageDirectory=hdfs://`hostname -f`:8020/tmp/data/index/output -Ddruid.storage.type=hdfs -classpath /usr/hdp/current/druid-overlord/extensions/druid-hdfs-storage/*:/usr/hdp/current/druid-overlord/lib/*:/usr/hdp/current/druid-overlord/conf/_common:/etc/hadoop/conf/ io.druid.cli.Main index hadoop ./hadoop_index_spec.json Above worked. Mine is sandbox so using `hostname -f`. ... View more