/sys$common/syshlp/helplib.hlb ANALYZE, /AUDIT, /SELECT, VOLUME_SET_NAME  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    VOLUME_SET_NAME=(volume-set-name,...)

    Specifies the name of the mounted (or dismounted) volume set to
    be used when selecting event records. You can represent all or
    part of the volume set name with a wildcard.