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Posted to issues@nifi.apache.org by GitBox <gi...@apache.org> on 2022/01/31 15:55:13 UTC

[GitHub] [nifi] itsmesrds edited a comment on pull request #4806: NIFI-8196: Ensure that when a node is disconnected and reconnected, it rejoins election for cluster coordinator / primary node

itsmesrds edited a comment on pull request #4806:
URL: https://github.com/apache/nifi/pull/4806#issuecomment-1025921551


   ```
   2022-01-31 13:05:47,560 WARN [Clustering Tasks Thread-1] o.apache.nifi.controller.FlowController Failed to send heartbeat due to: org.apache.nifi.cluster.protocol.ProtocolException: Cannot send heartbeat because there is no Cluster Coordinator currently elected
   ```
   ![b7a46762-9108-4de8-8f7e-976644369913](https://user-images.githubusercontent.com/39127566/151825282-d4f27e23-f7dc-4ee0-835f-f84865a8e829.png)
   
   @markap14 This happens very frequently every 3-6 days once and I need to re-trigger the deployment to access the UI. also the processor messages are started a queueing. 
   
   we have 3 node zookeeper as well. 
   


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