TRACEDSN

TRACEDSN= { userid.FMN.TRACE | dsn }
TRACEDSN
The trace data set where output is directed when the TRACEOUT print option is TRACEDSN.

You can specify any valid name for this data set. If you specify &&USER as a high-level qualifier for TRACEDSN, the data set name will have a high-level qualifier of the user's user ID. If you specify &&PREFIX as the high-level qualifier for TRACEDSN, the data set name will have a high-level qualifier of the user's TSO PREFIX.