In order to trace create session completely, it was necessary that changing log level of LazyReplicatedMap. (sorry about that.)
However this log indicates that session replication works. For example. Dec 17, 2013 1:52:21 PM > org.apache.catalina.tribes.tipis.AbstractReplicatedMap messageReceived > FINER: Map message received from:tcp://{127, 0, 1, 1}:5000 > msg:MapMessage[context=/HATest-map; type=MSG_BACKUP; > key=69713914F61869565FF52E909EDB7C1C; > value=DeltaSession[69713914F61869565FF52E909EDB7C1C] > This log means that tc1 received session replication message(type=MSG_BACKUP) from tc2. session Id is 69713914F61869565FF52E909EDB7C1C. > Dec 17, 2013 1:52:21 PM > org.apache.catalina.tribes.tipis.AbstractReplicatedMap replicate > FINER: Replicate invoked on key:69713914F61869565FF52E909EDB7C1C > > This log means that tc1 replicate session attribute to tc2. sesison Id is 69713914F61869565FF52E909EDB7C1C. -- Keiichi.Fujino