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chg: usr: Honour the Control Group memory contraints on Linux

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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.

Merge branch 'ondrej/use-uv_get_available_memory-doc' into 'main'

See merge request isc-projects/bind9!9556
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Ondřej Surý 2024-09-26 11:20:14 +00:00
commit f48b86871f
1 changed files with 6 additions and 0 deletions
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doc/arm/reference.rst
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@ -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.