-<?xml version='1.0'?> <!--*-nxml-*-->
-<?xml-stylesheet type="text/xsl" href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"?>
+<?xml version='1.0'?>
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!-- SPDX-License-Identifier: LGPL-2.1+ -->
-<!--
-This file is part of systemd.
-
-Copyright 2013 Zbigniew Jędrzejewski-Szmek
-
-systemd is free software; you can redistribute it and/or modify it
-under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation; either version 2.1 of the License, or
-(at your option) any later version.
-
-systemd is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with systemd; If not, see <http://www.gnu.org/licenses/>.
--->
-
-<refentry id="systemd-sleep.conf">
+<refentry id="systemd-sleep.conf"
+ xmlns:xi="http://www.w3.org/2001/XInclude">
<refentryinfo>
<title>systemd-sleep.conf</title>
<productname>systemd</productname>
-
- <authorgroup>
- <author>
- <contrib>Developer</contrib>
- <firstname>Zbigniew</firstname>
- <surname>Jędrzejewski-Szmek</surname>
- <email>zbyszek@in.waw.pl</email>
- </author>
- </authorgroup>
</refentryinfo>
<refmeta>
<refnamediv>
<refname>systemd-sleep.conf</refname>
+ <refname>sleep.conf.d</refname>
<refpurpose>Suspend and hibernation configuration file</refpurpose>
</refnamediv>
<refsynopsisdiv>
<para><filename>/etc/systemd/sleep.conf</filename></para>
+ <para><filename>/etc/systemd/sleep.conf.d/*.conf</filename></para>
+ <para><filename>/run/systemd/sleep.conf.d/*.conf</filename></para>
+ <para><filename>/usr/lib/systemd/sleep.conf.d/*.conf</filename></para>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
- <para><command>systemd</command> supports three general
+ <para><command>systemd</command> supports four general
power-saving modes:</para>
<variablelist>
suspend-to-both by the kernel.
</para></listitem>
</varlistentry>
+
+ <varlistentry>
+ <term>suspend-then-hibernate</term>
+
+ <listitem><para>A low power state where the system is initially suspended
+ (the state is stored in RAM). If not interrupted within the delay specified by
+ <command>HibernateDelaySec=</command>, the system will be woken using an RTC
+ alarm and hibernated (the state is then stored on disk).
+ </para></listitem>
+ </varlistentry>
+
</variablelist>
- <para>Settings in this file determine what strings
+ <para>Settings in these files determine what strings
will be written to
<filename>/sys/power/disk</filename> and
<filename>/sys/power/state</filename> by
<citerefentry><refentrytitle>systemd-sleep</refentrytitle><manvolnum>8</manvolnum></citerefentry>
when
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
- attempts to suspend or hibernate the machine.</para>
+ attempts to suspend or hibernate the machine.
+ See
+ <citerefentry><refentrytitle>systemd.syntax</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+ for a general description of the syntax.</para>
</refsect1>
+ <xi:include href="standard-conf.xml" xpointer="main-conf" />
+
<refsect1>
<title>Options</title>
<para>The following options can be configured in the
<literal>[Sleep]</literal> section of
- <filename>/etc/systemd/sleep.conf</filename>:</para>
+ <filename>/etc/systemd/sleep.conf</filename> or a
+ <filename>sleep.conf.d</filename> file:</para>
+
+ <variablelist class='config-directives'>
+ <varlistentry>
+ <term><varname>AllowSuspend=</varname></term>
+ <term><varname>AllowHibernation=</varname></term>
+ <term><varname>AllowSuspendThenHibernate=</varname></term>
+ <term><varname>AllowHybridSleep=</varname></term>
+
+ <listitem><para>By default any power-saving mode is advertised if possible (i.e.
+ the kernel supports that mode, the necessary resources are available). Those
+ switches can be used to disable specific modes.</para>
+
+ <para>If <varname>AllowHibernation=no</varname> or <varname>AllowSuspend=no</varname> is
+ used, this implies <varname>AllowSuspendThenHibernate=no</varname> and
+ <varname>AllowHybridSleep=no</varname>, since those methods use both suspend and hibernation
+ internally. <varname>AllowSuspendThenHibernate=yes</varname> and
+ <varname>AllowHybridSleep=yes</varname> can be used to override and enable those specific
+ modes.</para></listitem>
+ </varlistentry>
- <variablelist class='systemd-directives'>
<varlistentry>
<term><varname>SuspendMode=</varname></term>
<term><varname>HibernateMode=</varname></term>
<filename>/sys/power/disk</filename> by,
respectively,
<citerefentry><refentrytitle>systemd-suspend.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, or
- <citerefentry><refentrytitle>systemd-hybrid-sleep.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
+ <citerefentry><refentrytitle>systemd-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd-hybrid-sleep.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, or
+ <citerefentry><refentrytitle>systemd-suspend-then-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
More than one value can be specified by separating
- multiple values with commas. They will be tried
+ multiple values with whitespace. They will be tried
in turn, until one is written without error. If
neither succeeds, the operation will be aborted.
</para></listitem>
<filename>/sys/power/state</filename> by,
respectively,
<citerefentry><refentrytitle>systemd-suspend.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, or
- <citerefentry><refentrytitle>systemd-hybrid-sleep.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
+ <citerefentry><refentrytitle>systemd-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd-hybrid-sleep.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, or
+ <citerefentry><refentrytitle>systemd-suspend-then-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
More than one value can be specified by separating
- multiple values with commas. They will be tried
+ multiple values with whitespace. They will be tried
in turn, until one is written without error. If
neither succeeds, the operation will be aborted.
</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><varname>HibernateDelaySec=</varname></term>
+
+ <listitem><para>The amount of time in seconds
+ that will pass before the system is automatically
+ put into hibernate when using
+ <citerefentry><refentrytitle>systemd-suspend-then-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
+ </para></listitem>
+ </varlistentry>
</variablelist>
</refsect1>
<citerefentry><refentrytitle>systemd-suspend.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-hybrid-sleep.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd-suspend-then-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.directives</refentrytitle><manvolnum>7</manvolnum></citerefentry>
</para>
projects / thirdparty / systemd.git / blobdiff