Hi Ilya Thanks for your response. I think you are right. So, I tried to set "-Djava.net.preferIPv4Stack=true" and there isn't a huge amount of TIME_WAIT connections, but still has one node dropped from the cluster.
ignite log : ignite-a228fd5c.log <http://apache-ignite-users.70518.x6.nabble.com/file/t2492/ignite-a228fd5c.log> Regards, Wilson -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/