VMS Help SORT, Output File Qualifiers, /BUCKET_SIZE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Specifies the OpenVMS RMS bucket size (the number of 512-byte
    blocks per bucket) for the output file. Used with relative and
    indexed-sequential output disk files for optimization.

    Format

      output-file-spec/BUCKET_SIZE=n

  Additional Information (explode) :

• Qualifier Value
• Full Description
• Example