From 37552ce9ae5ecf9cfe334d24c09659e0d574279e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ond=C5=99ej=20Sur=C3=BD?= Date: Thu, 26 Sep 2024 12:49:52 +0200 Subject: [PATCH] Document that we now honour the cgroup memory limit On Linux, the system administrator can use Control Group ``cgroup`` mechanism to limit the amount of available memory to the process. This limit will be honoured when calculating the percentage-based values. --- doc/arm/reference.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/doc/arm/reference.rst b/doc/arm/reference.rst index 1556cb3d98..cc1a1b43c3 100644 --- a/doc/arm/reference.rst +++ b/doc/arm/reference.rst @@ -3811,6 +3811,12 @@ system. startup, so :iscman:`named` does not adjust the cache size limits if the amount of physical memory is changed at runtime. + On Linux, the system administrator can use `cgroup`_ (Control Group) + mechanism to limit the amount of available memory to the process. This limit + will be honoured when calculating the percentage-based values. + +.. _`cgroup`: https://www.kernel.org/doc/html/latest/admin-guide/cgroup-v2.html + .. namedconf:statement:: tcp-listen-queue :tags: server :short: Sets the listen-queue depth.