@Sivasaravanakumar K Oozie is a workflow scheduler system to manage Apache Hadoop jobs.I think you need at the minimal install HDFS so a quick answer would be impossible,oozie is a part of hadoop !!!!! ... View more

@Roger Young Change the static IP to something else What are the permissions on .ssh and authorized_keys?? Please revalidate the obvious firewall,NTP, THP etc # chmod 700 $HOME/.ssh # chmod 600 $HOME/.ssh/authorized_keys ... View more

@Roger Young Registration failures normally should be recorded in these 2 logs. Can you upload these 2 logs. Ambari Server logs are found at /var/log/ambari-server/ambari-server.log Ambari Agent logs are found at /var/log/ambari-agent/ambari-agent.log. ... View more

@Gary Cameron Whats the output of below command # hostname -f From MySQL prompt Mysql>show grants; Then run this grants statement after connect like root mysql> use rangerdb; mysql> GRANT ALL PRIVILEGES ON * . * TO 'ranger'@'%'; mysql> Flush privileges; mysql> quit; And retry it looks a privilege issue ... View more

@Gary Cameron I am happy it resolved your issues.....and welcome to HCC ... View more

@Gary Cameron Can you copy and paste in here your ranger database user create script? ... View more

@Gary Cameron It doesn't hurt ,this is a sample script but your setup a ranger database using a script. You could create another Db and try the ranger setup. It could be a privilege issue ..Guess work! I am providing you 2 methods to help out CREATE USER 'rangeradmin'@'%' IDENTIFIED BY 'xxxx'; GRANT ALL PRIVILEGES ON *.* TO 'rangeradmin'@'%'; CREATE USER 'rangeradmin'@'localhost' IDENTIFIED BY 'xxxx'; GRANT ALL PRIVILEGES ON *.* TO 'rangeradmin'@'localhost'; CREATE USER 'rangeradmin'@'FQDN' IDENTIFIED BY 'xxxx'; GRANT ALL PRIVILEGES ON *.* TO 'rangeradmin'@'FQDN'; FLUSH PRIVILEGES; Log on to MySQL as ranger create database rangerdb; As root user navigate to the below directory # /usr/hdp/2.4.2.0-258/ranger-admin #./setup.sh # ./set_globals.sh Restart the ranger admin from the ambari GUI and it should fire up. ... View more

@Gary Cameron Any updates on this ranger problem. ... View more

@Gary Cameron You can restart your Ranger setup with the attached a customized document. You will need to ensure you are ROOT when creating the user ranger or whatever user with corresponding password of your choice. Then log on as ranger to create the ranger database then exit and continue through the Ambari UI you should be fine. Happy Hadooping ... View more