diff options
| author | Vratislav Bendel <vbendel@redhat.com> | 2022-08-29 14:46:38 +0200 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2023-10-10 13:35:55 -0600 |
| commit | d17ff438a0366f9dcd764ea94c54837873f30724 (patch) | |
| tree | 8dc8e49429b20903ee6f0ca4069bcd5f44c84c27 /Documentation/admin-guide/sysctl/vm.rst | |
| parent | a3c12cf3a69150adb4a8fd199e4c78d4a9e65509 (diff) | |
docs: mm: fix vm overcommit documentation for OVERCOMMIT_GUESS
Commit 8c7829b04c52 "mm: fix false-positive OVERCOMMIT_GUESS failures"
changed the behavior of the default OVERCOMMIT_GUESS setting.
Reflect the change also in the Documentation, namely files:
Documentation/admin-guide/sysctl/vm.rst
Documentation/mm/overcommit-accounting.rst
Reported-by: Jozef Bacik <jobacik@redhat.com>
Signed-off-by: Vratislav Bendel <vbendel@redhat.com>
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20220829124638.63748-1-vbendel@redhat.com
Diffstat (limited to 'Documentation/admin-guide/sysctl/vm.rst')
| -rw-r--r-- | Documentation/admin-guide/sysctl/vm.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/admin-guide/sysctl/vm.rst b/Documentation/admin-guide/sysctl/vm.rst index 45ba1f4dc004..c59889de122b 100644 --- a/Documentation/admin-guide/sysctl/vm.rst +++ b/Documentation/admin-guide/sysctl/vm.rst @@ -742,8 +742,8 @@ overcommit_memory This value contains a flag that enables memory overcommitment. -When this flag is 0, the kernel attempts to estimate the amount -of free memory left when userspace requests more memory. +When this flag is 0, the kernel compares the userspace memory request +size against total memory plus swap and rejects obvious overcommits. When this flag is 1, the kernel pretends there is always enough memory until it actually runs out. |