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

    /VERSION_LIMIT=n

    The limit on the number of versions of the  output  file  that  are
    kept.  Older versions are purged as new ones are created.

    The default value is 10.

    Not valid with /LIVE qualifier.