@yagoaparecidoti Welcome to the Cloudera Community.  I understand that this connection failure between Impala JDBC Driver and NiFi is randomly disrupted. Q. Are the other queries from Impala running fine? Q. Version of NiFi and CDH/CDP? Q. Is this specific only to the connection between NIFI and the Impala driver? Q. May I know the size of the cluster? Q. What are the values set for the following: idle_session_timeout idle_query_timeout  fe_service_threads and idle_client_poll_time_s Q. Do you also have TLS-enabled in the client communication?   ... View more

@neters Thank you for bringing this to our community. Follow the onscreen instructions as mentioned by @steven-matison  Additionally, If you are concerned about the impact of restarting this service-wide/cluster-wide, We encourage you to try the rolling restart[0a] [0a] https://docs.cloudera.com/cdp-private-cloud-base/7.1.7/managing-clusters/topics/cm-rolling-restart.html Keep us posted on how things go. V ... View more

@CDH-pgrade Thank you for bringing this to our community. Q. What is the current version of CM and CDH that the cluster is on? Q. What is the primary objective of this request? Is there a business use-case we need to be aware of? 2. Does migration of CDH 4.7.2 to latest version of CDP private cloud involves multi-stage process ? (example:  First step could be migration as CDH 4.7.2 to CDH 5 (or) CDH 6 and then as second step, migrate from CDH 5/CDH 6 to CDP Indeed, this will be considered as multi-stage upgrade process. CDH 4 > CDH 5 > CDP I would highly encourage you to review the high-level in-place upgrade paths that is available from CDH5 to latest version of Cloudera Stack.[0a] [0a] https://docs.cloudera.com/cdp-private-cloud-upgrade/latest/upgrade/topics/cdppvc-upgrade-paths.html Though this multi-stage upgrade will have lot of technicalities, Do you happen to carryout a feasibility study of deploying a fresh CDP cluster, followed by migrating your existing data/workload to this fresh CDP deployment? Let us know your thoughts. - V ... View more

@pusintek Thank you for bringing this to our forum. Since you mentioned all the pods were RUNNING state, Did you happen to check the following: 1. Any Errors observed on the ECS/Storage WebUI? 2. Could there be any firewall/network related configuration that is blocking the communication? 3. What is the health status observed on the prometheus-server pod? 4. Is this fresh installation of ECS or has this worked prior to this issue? V ... View more

Hello There @Thanhtien19 Thank you for bringing this to our community! Did you get a chance to follow/read through our Operating System best practices that includes the recommendations for DNS? Else, Please see if this helps. https://docs.cloudera.com/cdp-reference-architectures/latest/cdp-pvc-base-ra/topics/ra-cdpdc-operating-system-best-practices.html V ... View more

@Emanuel_MXN Welcome to Cloudera Community. Thank you for bringing our attention on this.  To help you better, Please clarify: 1. Did you run security scan and identified this CVE on the any of the CDH/CDP Versions? If yes, Please share the name of the tool and the testing result, redacting any sensitive information.  Meantime, I had a chance to review this internally and could not find any relevant information at the moment. I will keep my progress updated here.  V ... View more

Hello @nymikek  Thank you for using our Community! we are looking for a documentation for Hive BDR automation (CDH 5.16.1) https://docs.cloudera.com/documentation/enterprise/latest/topics/cm_bdr_howto_api.html  I understand that you would like to use API to automate BDR schedule(Hive). You can use the fore-mentioned HDFS replication doc as a reference to create a Hive replication. However, I am pointing out the specific Hive Replication API endpoint/Arguments for this use-case. STEP 1: Creating a Peer https://docs.cloudera.com/documentation/enterprise/latest/topics/cm_bdr_howto_api.html#bdr_api_1 STEP 2:  Make use of the ApiReplicationSchedule DataModel that has the Arguments needed for building-blocks of a Replication Schedule. https://archive.cloudera.com/cm6/6.3.4/generic/jar/cm_api/apidocs/json_ApiReplicationSchedule.html STEP 3: Since the end-goal here is to automate Hive replication. http://cloudera.github.io/cm_api/apidocs/v19/ns0_apiHiveReplicationArguments.html I hope this helps! - V ... View more

@tqiu Circling back to see if you got a chance to review our update? - V ... View more