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man: clarify how to configure default control group hierarchies for services and sessions

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Lennart Poettering 2013-02-27 15:00:26 +01:00
parent 4e7bc3f339
commit 3ae0c5e189
2 changed files with 30 additions and 14 deletions
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25
man/logind.conf.xml
View File

@ -207,10 +207,17 @@
<listitem><para>These settings control <listitem><para>These settings control
the default control group hierarchies the default control group hierarchies
users logging in are added to. When users logging in are added to, in
logging in users will get private addition to the
control groups in all hierarchies <literal>name=systemd</literal> named
listed in hierarchy. These settings take space
separated lists of controller
names. Pass the empty string to ensure
that logind does not touch any
hierarchies but systemd's own. When
logging in user sessions will get
private control groups in all
hierarchies listed in
<varname>Controllers=</varname> and be <varname>Controllers=</varname> and be
reset to the root control group in all reset to the root control group in all
hierarchies listed in hierarchies listed in
@ -218,7 +225,15 @@
defaults to the empty list, defaults to the empty list,
<varname>ResetControllers=</varname> <varname>ResetControllers=</varname>
defaults to defaults to
<literal>cpu</literal>.</para></listitem> <literal>cpu</literal>. Note that for
all controllers that are not listed in
either <varname>Controllers=</varname>
nor
<varname>ResetControllers=</varname>
newly created sessions will be part of
the control groups of the system
service that created the
session.</para></listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>

19
man/systemd-system.conf.xml
View File

@ -107,15 +107,16 @@
<term><varname>DefaultControllers=cpu</varname></term> <term><varname>DefaultControllers=cpu</varname></term>
<listitem><para>Configures in which <listitem><para>Configures in which
cgroup controller hierarchies to control group hierarchies to create
create per-service cgroups per-service cgroups automatically, in
automatically, in addition to the addition to the
name=systemd named hierarchy. Defaults <literal>name=systemd</literal> named
to 'cpu'. Takes a space separated list hierarchy. Defaults to
of controller names. Pass an empty <literal>cpu</literal>. Takes a space
string to ensure that systemd does not separated list of controller
touch any hierarchies but its names. Pass the empty string to ensure
own.</para> that systemd does not touch any
hierarchies but its own.</para>
<para>Note that the default value of <para>Note that the default value of
'cpu' will make realtime scheduling 'cpu' will make realtime scheduling