VMS Help V73 Features, Programming Features, RMS Locking Enhancements, RMS Locking Performance (Alpha)  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    The following sections describe RMS locking performance
    enhancements that are in OpenVMS Alpha Version 7.2-1H1 and in
    OpenVMS Version 7.3.

  Additional Information (explode) :

• RMS Global Buffer Read-Mode Locking
• No Query Record Locking Option