/TRACE=n
       /NOTRACE

    Enables trace mode in the ACME$SERVER log file. Opens the log
    file if not already opened.

    n is a bit-mask with the following assigned bits:

    0   agent             Enable agent tracing
    1   general           General (non-specific) tracing
    2   vm                VM operations
    3   ast               AST processing
    4   wqe               WQE parameter values
    5   report            Agent status/attributes operations
    6   message           Messaging operations
    7   dialogue          Dialogue operations
    8   resource          Agent resource operations
    9   callout           Agent callout routine
    10  callout_status    Agent callout return status

    If you specify /NOTRACE, trace mode is disabled and the log file
    remains open.