Hello   You can take a look of the Cloudera Manager Agent logs, and get the details about the issue   Reference: https://docs.cloudera.com/cdp-private-cloud-base/7.1.6/managing-clusters/topics/cm-manage-agent-logs.html ... View more

Hello   Since it is related to Load Balancer, you can take a look of your configurations   # cluster load balancing properties # nifi.cluster.load.balance.host=192.170.108.140 nifi.cluster.load.balance.port=6342 nifi.cluster.load.balance.connections.per.node=50 nifi.cluster.load.balance.max.thread.count=600 nifi.cluster.load.balance.comms.timeout=45 sec   For example nifi.cluster.load.balance.connections.per.node=50   The maximum number of connections to create between this node and each other node in the cluster. For example, if there are 5 nodes in the cluster and this value is set to 4, there will be up to 20 socket connections established for load-balancing purposes (5 x 4 = 20). The default value is 4.   Now you set it to 50, not sure how many nodes you got, you can do the math   The rest of the configuration details you can refer here:  https://docs.cloudera.com/HDPDocuments/HDF3/HDF-3.5.1/nifi-system-properties/content/cluster_node_properties.html ... View more

Hello   Can you review this post and check the whether Hive namespace is created in ZK?   https://community.cloudera.com/t5/Support-Questions/How-to-resolve-Unable-to-read-HiveServer2-configs-from/td-p/233701 ... View more

Hello   Please check the below instructions (HDP platform) and make sure you are following the right steps   https://docs.cloudera.com/HDPDocuments/HDP3/HDP-3.1.4/fault-tolerance/content/update_the_hive_metastore.html   If you are using pure open source, you can seek helps from Hive community forum  ... View more

Hello    Kafka is "pub and sub" If you plan you to use Spark, you can use Spark to subscribe to the topics and get the message   Here is one example using Spark Streaming https://docs.cloudera.com/runtime/7.2.8/developing-spark-applications/topics/spark-streaming-example.html  ... View more

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   Extracted from your log   "Incompatible sink and channel settings defined. sink's batch size is greater than the channels transaction capacity." ... 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