@Shivakuk  Thank you for bringing this to our Community. Did you get to review the following Docs for respective role instances. Managing Role Instances https://docs.cloudera.com/cdp-private-cloud-base/7.1.9/managing-clusters/topics/cm-role-instances.html Yarn Resource Manager https://docs.cloudera.com/cdp-private-cloud-base/latest/yarn-high-availability/topics/yarn-resourcemanager-host-migration.html Moving HDFS Roles: https://docs.cloudera.com/documentation/enterprise/5-6-x/topics/admin_nn_migrate_roles.html#concept_w3h_m2l_2r Zookeeper https://docs.cloudera.com/documentation/enterprise/5-8-x/topics/cm_mc_zookeeper_service.html#ReplacingZkServerCM Spark on Yarn: Kindly make sure to take a backup of /etc/spark/conf folder and then proceed with the following: Deleting Role Instance: >Go to CM UI > Spark > Spark History Server Instance >Click Actions > Stop >Click Delete Adding/Configuring New Spark Instance: > Click on add role instances > Select on which host you want to install > Then start the role IMPORTANT: Please ensure to take backup of the working directories of concerned role instances, followed by re-deploying client configurations. Let us know how it goes. Cheers! V ... View more

Updating the appropriate Docs Link: For CDP Installation: https://docs.cloudera.com/cdp-private-cloud-upgrade/latest/release-guide/topics/cdpdc-os-requirements.html For CDSW Installation:  https://docs.cloudera.com/cdsw/1.10.5/installation/topics/cdsw-application-block-device-or-mount-point.html HTH. ... View more

@EFasdfSDfaSDFG  Took sometime to do a feasibility study and found a couple of things from our Internal resources. 1. FYI: The native Ozone REST API is completely superseded by the S3 REST API. Therefore, there is no native REST API to manage Ozone. 2. Since I am unsure of your Use-case, I would suggest you test this either by Java API or HttpFS Gateway Interface.[0a] [0a]https://ozone.apache.org/docs/1.4.0/interface.html HTH. If you find this answering your question, Please mark this as Accept as Solution. Also, You may thank me by clicking the thumbs-up! Cheers! ... View more

Hi Tee,, Thanks for taking care. Indeed, the workaround is working, results are correct when disabling  vectorization. This bug looks pretty old, guess not a lot of hope to see it fixed somedays.... Thanks again for your help Eric ... View more