So, after getting whole day of finding absolute zero answers, I decided to go on Azure, everything went quite fast, however there is no Zeppelin Notebook available on Hortonworks Sandbox following:http://hortonworks.com/hadoop-tutorial/deploying-hortonworks-sandbox-on-microsoft-azure/http://137.135.92.168:9995/#/ ... View more

If that doesn't work, try running as the HDFS superuser sudo -u hdfs hdfs dfsadmin -safemode leave sudo -u hdfs hdfs dfs -mkdir /user/admin sudo -u hdfs hdfs dfs -chown root:hdfs /user/admin ... View more