For properties that are disabled like that, you have to use the helper script configs.sh like so: ./configs.sh set localhost c1 zeppelin-env zeppelin_pid_dir /var/run/zeppelin/piddir (Replace variables as required for hostname, cluster name, pid dir etc.) After you set it, you may need to reload the config page to see the change and restart your services. Thanks ... View more

@Dmitry Otblesk Login to Ambari UI first then click on YARN link on the left nav bar then on the QuickLinks and chose Resource Manager UI link. You could also go directly to your Resource Manager UI if you know the host where the Resource Manager service runs also the port. You should also take advantage of Hive Tez View to see all the tasks executed and time needed for each. While you execute the query watch the execution in Resource Manager UI to understand number of containers per task, resource utilization etc. If you see that you have low degree of parallelism and still resources enough to instantiate more containers then you have an opportunity to adjust the query to allow more parallelism. http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.2/bk_performance_tuning/content/ch_query_optimization_hive.html Change the path from the link to match your version of HDP. ... View more

Yes I did. Both were empty at the time when problem occured ... View more

@Dmitry Otblesk - Please turn off maintenance mode for HDFS to allow it to start with other services after reboot. ... View more

And again this makes sense. However in this case I think it should be explained in "LEARNING THE ROPES OF THE HORTONWORKS SANDBOX" article. I do not think the fact of 2 levels virtuality is explained there or at least that it is explained clear enough for somebody who is new with the product ... View more

Got it, thanks for the follow-up. ... View more