The --ipc flag is not configurable through YARN at this time. There is a ticket open for adding this feature, YARN-8447. No one is currently working on this, so it could be helpful for you to add a comment to the ticket describing your use case. ... View more

You can configure a restart policy for each component. Add a field like the following: "restart_policy": "ON_FAILURE" The available restart policies are ALWAYS, ON_FAILURE, and NEVER. The default policy is ALWAYS. ... View more

The accumulo shell will only work from a host where an Accumulo Client is installed. You can check in the Ambari UI to find out where clients are installed. ... View more

The client software does not need to be installed on all the nodes, only on the node(s) where client / CLI commands will be issued. In Slider's case, Slider jars will be uploaded in a tarball to HDFS from the client and YARN will localize the tarball for Slider's containers. ... View more

It should be possible to run Solr on YARN using Slider in HDP 2.4.2: https://github.com/hortonworks/slider-release/tree/HDP-2.4.2.0-tag/app-packages/solr Theoretically you would be able to launch a Solr app on YARN through the Slider View in Ambari, but I am not sure if anyone has tried this out for Solr. The Slider View for Ambari says it's marked as deprecated, so I am not sure of its status: https://docs.hortonworks.com/HDPDocuments/Ambari-2.2.2.18/bk_ambari-views/content/ch_using_slider_view.html ... View more