.\" Copyright (C) 1994, 1995, Daniel Quinlan .\" Copyright (C) 2002-2008, 2017, Michael Kerrisk .\" Copyright (C) 2023, Alejandro Colomar .\" .\" SPDX-License-Identifier: GPL-3.0-or-later .\" .TH proc_kpagecount 5 2024-05-02 "Linux man-pages 6.9.1" .SH NAME /proc/kpagecount \- count of mappings of physical pages .SH DESCRIPTION .TP .IR /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 .IR /proc/ pid /pagemap ). .IP The .I /proc/kpagecount file is present only if the .B CONFIG_PROC_PAGE_MONITOR kernel configuration option is enabled. .SH SEE ALSO .BR proc (5)