Library /sys$common/syshlp/tracehlp.hlb START, /TRUNCATE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    /[NO]TRUNCATE

    Determines whether analyzed data that will not fit on one  line  is
    truncated or is printed on the next line.

    For LIVE tracing the default is /TRUNCATE.

    Only valid with /LIVE qualifier.