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| author | Chris Down <chris@chrisdown.name> | 2019-09-30 14:23:32 +0100 |
|---|---|---|
| committer | Chris Down <chris@chrisdown.name> | 2019-09-30 14:23:32 +0100 |
| commit | b62087d4d06777ccde9eb9e7a97abc7b8945d5f5 (patch) | |
| tree | 1ef9ccf83dc1a626fe265557b22a54d3e8a601ba /man/systemd.resource-control.xml | |
| parent | 28e68bb23547cbc11cd3f62a1a38dbe2b387b370 (diff) | |
| download | systemd-b62087d4d06777ccde9eb9e7a97abc7b8945d5f5.tar.gz | |
cgroup: docs: Mention unbounded protection for memory.{low,min}
I got asked why Memory{Low,Min} don't allow "infinity". They do, but the
docs don't say that like they already do for Memory{High,Max}.
Diffstat (limited to 'man/systemd.resource-control.xml')
| -rw-r--r-- | man/systemd.resource-control.xml | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/man/systemd.resource-control.xml b/man/systemd.resource-control.xml index 98a0741359..a832587fa8 100644 --- a/man/systemd.resource-control.xml +++ b/man/systemd.resource-control.xml @@ -269,7 +269,9 @@ <para>Takes a memory size in bytes. If the value is suffixed with K, M, G or T, the specified memory size is parsed as Kilobytes, Megabytes, Gigabytes, or Terabytes (with the base 1024), respectively. Alternatively, a percentage value may be specified, which is taken relative to the installed physical memory on the - system. This controls the <literal>memory.min</literal> control group attribute. For details about this + system. If assigned the special value <literal>infinity</literal>, all available memory is protected, which may be + useful in order to always inherit all of the protection afforded by ancestors. + This controls the <literal>memory.min</literal> control group attribute. For details about this control group attribute, see <ulink url="https://www.kernel.org/doc/Documentation/cgroup-v2.txt">cgroup-v2.txt</ulink>.</para> @@ -293,7 +295,9 @@ <para>Takes a memory size in bytes. If the value is suffixed with K, M, G or T, the specified memory size is parsed as Kilobytes, Megabytes, Gigabytes, or Terabytes (with the base 1024), respectively. Alternatively, a percentage value may be specified, which is taken relative to the installed physical memory on the - system. This controls the <literal>memory.low</literal> control group attribute. For details about this + system. If assigned the special value <literal>infinity</literal>, all available memory is protected, which may be + useful in order to always inherit all of the protection afforded by ancestors. + This controls the <literal>memory.low</literal> control group attribute. For details about this control group attribute, see <ulink url="https://www.kernel.org/doc/Documentation/cgroup-v2.txt">cgroup-v2.txt</ulink>.</para> |