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documentation: cgroup-v1 and systemd user instance

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Explain in the systemd.resource-control man that systemd user instance can't use resource control on
cgroup-v1.
This commit is contained in:
Maxime de Roucy 2016-07-31 14:43:23 +02:00
parent 65c1cdb282
commit c23b2c70bf
1 changed files with 7 additions and 0 deletions
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7
man/systemd.resource-control.xml
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@ -127,6 +127,13 @@
settings of a unit for a given resource type are for the other hierarchy type, the settings are translated and
applied. If there are any valid settings for the hierarchy in use, all translations are disabled for the resource
type. Mixing the two types of settings on a unit can lead to confusing results.</para>
<para>Legacy control group hierarchy (see <ulink
url="https://www.kernel.org/doc/Documentation/cgroup-v1/cgroups.txt">cgroups.txt</ulink>), also called cgroup-v1,
doesn't allow safe delegation of controllers to unprivileged processes. If the system use legacy control group
hierarchy, resource control is disabled for systemd user instance, see
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>.
</para>
</refsect1>
<refsect1>