/sys$common/syshlp/helplib.hlb Sys Parameters, NPAG_GENTLE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    (Alpha only) NPAG_GENTLE is the percentage of packets on a
    nonpaged pool lookaside list remaining after the list is trimmed
    during gentle reclamation.

    NPAG_GENTLE is a DYNAMIC parameter.