The difficult to find bug
After upgrading from 3.4 to 3.6 my JGroups code stopped working. On a 2 nodes setup when the second node tried to join I got the following errors: 2015-04-22 21:38:12,510 INFO [ViewHandler,monalisa,tux-7762|fr.mcc.test.TestJGroups] Detected a change in cluster members: [tux-7762, tux-9846] 2015-04-22 21:38:14,460 WARN [main|org.jgroups.protocols.pbcast.GMS] tux-9846: JOIN(tux-9846) sent to tux-7762 timed out (after 2000 ms), on try 1 2015-04-22 21:38:16,463 WARN [main|org.jgroups.protocols.pbcast.GMS] tux-9846: JOIN(tux-9846) sent to tux-7762 timed out (after 2000 ms), on try 2 2015-04-22 21:38:18,466 WARN [main|org....