UBE Log level =6 equal to DumpLPS=1

UBE log with debug level set at 6 does contains business function data structure input/output parameters.

Business function data structure is also known as LPDS. The server jde.ini dumpLPDS is to determine whether to dump input/output parameters of business function. By default it is ON (DumpLPDS=1) 

For UBE log, Debug level = 6 is to trace up to business function and it you will also get all data structure input/ouput parameters information in the UBE log.