Hello Have you reviewed this doc for load balancing properties? If you are using a 1.7.1 or earlier properties file youll want to diff with 1.8 to see what is new.
http://nifi.apache.org/docs/nifi-docs/html/administration-guide.html thanks On Tue, Dec 4, 2018, 10:02 AM Vishal Jadhav (BLOOMBERG/ 731 LEX) < vjad...@bloomberg.net wrote: > > I am trying to create a load balanced cluster with 2 node (experimenting > on dev nifi 1.8). > > After, I start the nifi services on the 2 nodes, with the zookeeper. I > observer that the cluster elects the Primary node, and then nifi terminates > with the following error: > > 2018-12-04 14:20:05,949 ERROR [main] > o.a.nifi.controller.StandardFlowService Failed to load flow from cluster > due to: org.apache.nifi.cluster.ConnectionException: Failed to connect node > to cluster due to: java.io.IOException: Could not begin listening for > incoming connections in order to load balance data across the cluster. > Please verify the values of the 'nifi.cluster.load.balance.port' and > 'nifi.cluster.load.balance.host' properties as well as the > 'nifi.security.*' properties > > nifi.cluster.load.balance.host is not set, > nifi.cluster.load.balance.port is set to 8080, the same where nifi service > UI is running. > > A big picture on how these values are used by nifi will help greatly. > > Thanks, > - Vishal >
