---
name: "sys_kernel_mm"
section: "5"
platform: "linux"
package: "man-pages"
version: "6.20-1"
release: "Arch Linux 2026-11-07"
platforms: ["linux"]
url: "https://carta.tech/man/sys_kernel_mm"
---

# sys\_kernel\_mm(5)

information about memory management

## NAME

/sys/kernel/mm/ - information about memory management

## SYNOPSIS

*/sys/kernel/mm/*

## DESCRIPTION

This subdirectory contains various files and subdirectories that provide information about the kernel's memory management subsystem.

- */sys/kernel/mm/hugepages*

  This subdirectory contains one subdirectory for each of the huge page sizes that the system supports. The subdirectory name indicates the huge page size (e.g., *hugepages-2048kB*). Within each of these subdirectories is a set of files that can be used to view and (in some cases) change settings associated with that huge page size. For further information, see the kernel source file *Documentation/admin-guide/mm/hugetlbpage.rst*.

## STANDARDS

Linux.

## HISTORY

Linux 2.6.0.

## SEE ALSO

[**sys\_kernel**(5)](/man/sys_kernel/5.md)