CNF and JGRP000012 occurred after migration from EAP 6.4 to 7.3 with JBoss Server Migration Tool

Solution Verified - Updated -

Issue

After migrating EAP configuration from 6.4 to 7.3 with JBoss Server Migration Tool, clustered EAP shows JGRP000012 sometimes.

WARN  [org.jgroups.protocols.UDP] (thread-13,ee-ejb,jboss_node1) JGRP000012: discarded message from different cluster ee-web (our cluster is ee-ejb). Sender was jboss_node1 (received 25 identical messages from jboss_node1 in the last 61237 ms)
WARN  [org.jgroups.protocols.UDP] (thread-8,ee-web,jboss_node1) JGRP000012: discarded message from different cluster ee-ejb (our cluster is ee-web). Sender was jboss_node1 (received 25 identical messages from jboss_node1 in the last 61218 ms)

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 6.4.x
    • 7.3.x

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