The first curator connection issue is logged as ERROR until reconnect
@@ -84,3 +84,7 @@ notification.max.attempts=5
# Comma-separated list of identifiers that are present in the notification.services.file; which services should be used to notify when NiFi dies?
#nifi.dead.notification.services=email-notification
+
+# The first curator connection issue is logged as ERROR, for example when NiFi cannot connect to one of the Zookeeper nodes.
+# Additional connection issues are logged as DEBUG until the connection is restored.
+java.arg.curator.supress.excessive.logs=-Dcurator-log-only-first-connection-issue-as-error-level=true
