Please try the below steps, this can happen if /tmp mount point is mounted with noexec option... - Create a new directory under any directory(ex /data/tmp) with exec permission and to test provide 777 permissions for newly created dir. - Update the config in zeppelin config as below and restart the zeppelin. CM UI --> Zeppelin --> Config --> "Zeppelin Server Advanced Configuration Snippet (Safety Valve) for zeppelin-conf/zeppelin-env.sh" --> Add export ZEPPELIN_JAVA_OPTS="-Djava.io.tmpdir=<directory name>" example: export ZEPPELIN_JAVA_OPTS="-Djava.io.tmpdir=/data/tmp" - Save changes and restart zeppelin server and verify the login   ... View more

Hi @Pooja Kamle following error indicates that hbase user does not have correct permissions. Looks like you have ranger enabled. Can you please check if you have correct privileges for hbase user. ERROR [RS_OPEN_PRIORITY_REGION-hostname:16020-1] handler.OpenRegionHandler: Failed open of region=hbase:namespace,,1508913064554.16ee288e7e2f92b959283a91a2205c93., starting to roll back the global memstore size. org.apache.hadoop.hbase.security.AccessDeniedException: Insufficient permissions for user 'hbase/principal' (action=admin Also make sure following property is set correctly: Ambari Web UI > hbase > config > Advanced hbase-site >hbase.superuser=hbase For Ranger Policy: Sample Screenshot ... View more

I am able to solve the issue. The issue was that my keytab was not proper. I guess the keytab was corrupted, not sure what is the reason. After generating a new keytab, my Storm service is up and running. ... View more

@Geoffrey Shelton Okot, Yes, that answers my doubt. Thank you so much for your response. ... View more

Hi, @mqureshi My mysql process is up. The issue was missing keytabs. Now, my HIVE service is up and running. Thanks for your reply. ... View more

I found the issue. My Ranger admin and ranger database reside on different nodes. I was giving the database host instead of Ranger admin host in "policymgr_external_url" property. Correcting it solved the issue. Thanks for your reply. ... View more

@pooja kamle, Were you able to setup single ranger instance for emphermal clusters ... View more

yes it will not work at all with hive cli , better you use beeline, thanks! ... View more

@Hari Rongali I set mapreduce.job.queuename=<queue name> and it works. Thanks a lot for your answer. ... View more