-<?xml version='1.0'?> <!--*- Mode: nxml; nxml-child-indent: 2; indent-tabs-mode: nil -*-->
-<!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/>.
--->
+<?xml version='1.0'?>
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+ "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!-- SPDX-License-Identifier: LGPL-2.1+ -->
<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>
<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 these files determine what strings
<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>7</manvolnum></citerefentry>
+ for a general description of the syntax.</para>
</refsect1>
<xi:include href="standard-conf.xml" xpointer="main-conf" />
<title>Options</title>
<para>The following options can be configured in the
- <literal>[Sleep]</literal> section of
+ [Sleep] section of
<filename>/etc/systemd/sleep.conf</filename> or a
<filename>sleep.conf.d</filename> file:</para>
- <variablelist class='systemd-directives'>
+ <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>
+
<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 whitespace. They will be tried
in turn, until one is written without error. If
<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 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 the system spends in suspend mode before the system is
+ automatically put into hibernate mode, when using
+ <citerefentry><refentrytitle>systemd-suspend-then-hibernate.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>. Defaults
+ to 2h.</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