Make sure you are not using the free EC2 instance type - it is not big enough to run HDP. Log in and try restarting the Ambari agent, and then run the start_all_services.sh script: # ssh namenode "ambari-server restart" # /root/start_all_services.sh Let me know if that works for you. ... View more

Hello @David Sight, Cloudbreak is able to provision Ambari based HDP clusters on different providers(Azure,Aws,Gcp and Openstack-Juno). Cloudbreak is also capable for up/down scale clusters but just manually. Periscope is connected to Cloudbreak and provides autoscaling functionalities based on alerts that are provided by Ambari. It could create alarms that relates Ambari's alarms and alarms could be associeated with up/down scale events. That events can up/down scale the cluster using Cloudbreak. An overview: https://www.youtube.com/watch?v=sFSCzL7NWl4 Blog post about Periscope and its UI: http://blog.sequenceiq.com/blog/2014/12/12/cloudbreak-got-periscope/ ... View more

@Michel Sumbul You don't have to do anything if your servers can connect to internet because when you run ambari-server setup then you will get option for jdk. Please see the following screen shot. You will accept 1 and files will downloaded from oracle site after accepting the agreement. Now, if you want to provide custom location then you can install jdk in all the nodes and provide the path Hope this helps! ... View more