man > proc_kpagecount(5)

proc_kpagecount(5)                       File Formats Manual                      proc_kpagecount(5)

NAME
       /proc/kpagecount - count of mappings of physical pages

DESCRIPTION
       /proc/kpagecount (since Linux 2.6.25)
              This  file  contains a 64-bit count of the number of times each physical page frame is
              mapped, indexed by page frame number (see the discussion of /proc/pid/pagemap).

              The /proc/kpagecount file is present only if the CONFIG_PROC_PAGE_MONITOR kernel  con‐
              figuration option is enabled.

SEE ALSO
       proc(5)

Linux man-pages 6.7                          2023-08-15                           proc_kpagecount(5)