Check name of alias hadoop credential list -provider jceks://hdfs/user/hdfs/pass-enc.jceks ... View more

@Mateusz Grabowski Check in the components installed and I am sure smartsense is still installed. Hortonworks will not be collecting data but smartsense is still doing its job. Check in the list of components you are installing and I am sure it is still installed. ... View more

You can use the below snippet. But you need to run stack_advisor once using normal flow under ambari server /var/lib/ambari-server/resources/scripts/stack_advisor.py recommend-configurations /var/run/ambari-server/stack-recommendations/1/hosts.json /var/run/ambari-server/stack-recommendations/1/services.json ... View more

SmartSense looks great. If there is a free version or only paid one? ... View more

@Mateusz Grabowski The difference could be due to when the disk stats were measured. The stats in KB are coming from the ambari agent and the the one in GB is coming from Ambari Metrics Service. ... View more

It works! Thank you 🙂 ... View more

Mateusz Grabowski, queue distribution ensures the capacity distribution. However it is possible that containers from different queues can run on same node manager host. In this case, execution time of a container may be affected. So, isolating queues is not sufficient. You will also need to configure CGroup for cpu isolation. Find some good links on CGroup as below. https://hortonworks.com/blog/managing-cpu-resources-in-your-hadoop-yarn-clusters/ https://hortonworks.com/blog/apache-hadoop-yarn-in-hdp-2-2-isolation-of-cpu-resources-in-your-hadoop-yarn-clusters/ ... View more

Impala rely on Cloudrea Hbase Jar ,please use relevant jar. ... View more

Thank you for the information 🙂 ... View more