@MEFTAH1997 Kindly share the zeppelin logs for the timeframe when login failed.    Also check if you are hitting the same issue as below.  https://community.cloudera.com/t5/Customer/ERROR-quot-org-apache-shiro-authc-AuthenticationException/ta-p/319320   Solution:  To resolve this issue you can try the below steps. ------ usermod -a -G shadow zeppelin chgrp shadow /etc/shadow chmod 040 /etc/shadow rm -f /var/run/nologin ----- If you found that the provided solution(s) assisted you with your query, please take a moment to login and click Accept as Solution below each response that helped. ... View more

@drgenious This is an OS-level issue that will need to be addressed at the OS level by the system admin. The bottom line here is that thrift-0.9.2 needs to be uninstalled   There are various things that could be happening: 1) Multiple python versions. 2) Multiple pip versions. 3) Broken installation. Solution: 1 - You can try to create the Python virtual environment to connect to impala-shell virtualenv venv -p python2 cd venv source bin/activate (venv) impala-shell Solution : 2 (i) Remove easy-install.pth files available in, /usr/lib/python2.6/site-packages/ /usr/lib64/python2.6/site-packages/ (ii) Try running impala-shell If you found that the provided solution(s) assisted you with your query, please take a moment to login and click Accept as Solution below each response that helped. ... View more

@Srinivs Kindly check if the username and passwords are correct for DB and there should not be any extra space.    grant the privileges as shown below. postgres=# GRANT CONNECT ON DATABASE rman TO rman; GRANT postgres=# GRANT ALL ON DATABASE rman TO rman; GRANT postgres=# GRANT ALL PRIVILEGES ON DATABASE "rman" to rman; GRANT   If you found that the provided solution(s) assisted you with your query, please take a moment to login and click Accept as Solution below each response that helped. ... View more

Try The below solutions.  @myzard Can you compare the values of hive.heapsize on this cluster that seem to be the issue? Please adjust them depending on the memory the HiveServer2 Heap Size automatically shows you the memory available to the cluster so i.e on my 24 GB single node I dedicated 8 GB for hive.heapsize and it fires up! Possible SLotion: 1. Increase the llap queue resource percentage 2. Try restarting YARN service and then restarted HS2I   ... View more

Yes to allow anonymos user you can define {USER} in ranger nifi policy and you will not see these deny operation.  ... View more

You can try below.    -increasing the heap size of this HiveServer2 role by changing the field Hive - Configuration - 'Java Heap Size of HiveServer2 in Bytes' to 24 GiB for this role instance. - Increasing the time out for the hive service To check further provide   From the SERVICEMONITOR system, please do the following: cd /var/log/cloudera-scm-firehose gzip -c *SERVICEMONITOR*.out > sm.out.gz     ... View more

@SchmidtS  If In case you are not currently using the latest version of the Impala ODBC driver, please update the driver to the latest version (2.6.16 currently). Please note that 2.6.16 supports CDH6 so there should not be any incompatibility. You can download the latest version of Impala ODBC driver in the below link: https://www.cloudera.com/downloads/connectors/impala/odbc/2-6-16.html ... View more