Hi   You can check below document for better understanding of how queue manager works.  https://docs.cloudera.com/cdp-private-cloud-base/7.1.6/yarn-allocate-resources/topics/yarn-set-user-limits.html   Also if you are Cloudera customer you can check below KB's https://my.cloudera.com/knowledge/How-does-user-limit-factor-impact-capacity-scheduler?id=270996 https://my.cloudera.com/knowledge/How-is-Max-Schedulable-Applications-Per-User-calculated-by?id=271520 https://my.cloudera.com/knowledge/Tuning-the-YARN-Capacity-Scheduler?id=276877   Hope this answers your question, please mark solution as accepted if it resolves your issue and hit like.   ... View more

@neters  Hope this answers your query please mark solution as accepted and hit like if you find it helpful ... View more

Hi @neters You can check component version for CDH 5.16.x here and compare them with apache versions. https://docs.cloudera.com/documentation/enterprise/release-notes/topics/cdh_vd_cdh_package_tarball_516.html     ... View more

Hi @HopVH  , For impala queries you can check under Impala>Queries> Query profile For Hive it should have generated YARN application id you can trace its logs by navigating to JHS or with yarn logs -applicationId application_xxxx_xx   Regards, Asim ... View more

Hi @bulbcat    - Spark version used in CDH 6.3.2 is Spark  2.4.0 [1] - Also spark.yarn.priority will only effect from spark-3.0 [2] [1]https://docs.cloudera.com/documentation/enterprise/6/release-notes/topics/rg_cdh_63_packaging.html  [2]https://github.com/apache/spark/pull/27856    If you want to update priority for application during runtime you can use below   yarn application -updatePriority 10 -appId application_xxxx_xx   Thanks! ... View more

Hi @Tellyou6bu6   If you are installing trail version of CDP , It will use embedded Postgre for installation.   Installing a Trial Cluster  In this procedure, Cloudera Manager automates the installation of the Oracle JDK, Cloudera Manager Server, embedded PostgreSQL database, Cloudera Manager Agent, Runtime, and managed service software on cluster hosts. Cloudera Manager also configures databases for the Cloudera Manager Server and Hive Metastore and optionally for Cloudera Management Service roles." You can check below link for detail explanation.   https://docs.cloudera.com/cdp-private-cloud-base/7.1.6/installation/topics/cdpdc-trial-installation.html   Regards, Asim ... View more