Home abi bus cachefiles coda crypto csky debug dev fs kernel net s390 s390dbf sunrpc user vm xen xpc

nr_overcommit_hugepages

file: /proc/sys/vm/nr_overcommit_hugepages
variable: vm.nr_overcommit_hugepages
Official reference

Change the maximum size of the hugepage pool. The maximum is nr_hugepages + nr_overcommit_hugepages.

See Documentation/admin-guide/mm/hugetlbpage.rst

man/info ubuntu man lkml redhat kb github google source

Last update: 2026-03-30 12:00:00 UTC
Parsed kernel version 6.18 from git

Sysctl Explorer is available under the GPL-2.0.
Kernel documentation © the Linux kernel authors.
Linux® is a registered trademark of Linus Torvalds.

Updated by Ilya Vasilyev aka Nadz Goldman from Arviol ( vStack dep. ), ITG