Hello   It is self-explained in the documentation https://docs.cloudera.com/cdp-private-cloud-base/7.1.6/security-ranger-authorization/topics/security-ranger-resource-policies-importing-exporting.html ... View more

Hello   if the cluster is critical to your business, you should consider to get the subscription from Cloudera, and for your facing issues, Cloudera can create a patch by backporting the fix to an earlier CM version  ... View more

Hello   Make sure you configure in Windows hosts file for "sandbox-hdp.hortonworks.com" with a proper IP address ... View more

Hello   Please look out for Cloudera Manager 7.4.1 update, which comes with the fix to the issue you are facing   The issue is because producer client ids that are not configured correctly and are generating huge metrics from anonymous producers   The solution proposed in CM 7.4.1 is to make the Kafka producer metric whitelist configurable in the CM UI ... View more

Hello   An example: https://stackoverflow.com/questions/38086684/hadoop-fs-du-h-sorting-by-size-for-m-g-t-p-e-z-y ... View more

Hello   Check the cloudera-scm-agent.log, find the part related to HUE installation Find the detailed logs similar to below (This logs directory is dynamically generated per process, so you have to find the path in the scm agent log above) /opt/cm-5.13.0/run/cloudera-scm-agent/process/127-HUE-test-db-connection/logs Under the directory, open stderr.log   You should find out the real reason behind    Good luck! ... View more

Hello   Sounds like a Spark data skew problem   Some good approaches to consider 1. Broadcast join 2. Key Salting   You can make a reference here: https://itnext.io/handling-data-skew-in-apache-spark-9f56343e58e8 ... View more