Thanks @MattWho .. Joe Asked me to build using PR# 4045, and test it... M on it to verify if it fixed the issue...  Will let you know...  Thanks for your help.. ... View more

@MattWho no these are not same flowfiles before upgrade..  We cleaned all flow files before upgrade... ... View more

@MattWho Here are the values of properties asked nifi.cluster.load.balance.host=nifi-dev-0.nifi-dev nifi.cluster.load.balance.port=6342 nifi.cluster.load.balance.connections.per.node=10 nifi.cluster.load.balance.max.thread.count=8 nifi.cluster.load.balance.comms.timeout=300 sec nifi.cluster.node.address=nifi-dev-0.nifi-dev   Still the issue is appearing.  Actually we have a Kubernetes Cluster using NiFi 1.11.1 image. However, it still appears to happen ... View more