proc_kpagecount(5)

proc_kpagecount5

Count of mappings of physical pages

Overview

/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 configuration option is enabled.

Releases

2 releases since Debian 13 (Trixie); the text changed 1 time.

  1. 13
  2. Arch

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.