XA transactions explained : TLOG, prepare, recover, determiner

https://blogs.oracle.com/WebLogicServer/entry/exiting_new_jta_12_1

about the "removal of TX logging feature"



and more in detail



great explanation by Monica Riccelli!

in WLS 12.2.1, check in Cluster/JTA the properties "Write recovery logs when determiners configured" and "determiner".

Use: -Dweblogic.debug.DebugJTAXA=true -Dweblogic.debug.DebugJTA2PC=true -Dweblogic.debug.DebugJTARecovery=true (see https://blogs.oracle.com/vijaya/entry/weblogic_server_debug_flags_jta )

Plus: Cluster Transaction Affinity explained here http://docs.oracle.com/middleware/1213/wls/WLJTA/trxcon.htm#WLJTA386