<?xml version='1.0'?> <!--*-nxml-*--> <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> <!-- This file is part of systemd. Copyright 2010 Lennart Poettering 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="halt"> <refentryinfo> <title>halt</title> <productname>systemd</productname> <authorgroup> <author> <contrib>Developer</contrib> <firstname>Lennart</firstname> <surname>Poettering</surname> <email>lennart@poettering.net</email> </author> </authorgroup> </refentryinfo> <refmeta> <refentrytitle>halt</refentrytitle> <manvolnum>8</manvolnum> </refmeta> <refnamediv> <refname>halt</refname> <refname>poweroff</refname> <refname>reboot</refname> <refpurpose>Halt, power-off or reboot the machine</refpurpose> </refnamediv> <refsynopsisdiv> <cmdsynopsis> <command>halt <arg choice="opt" rep="repeat">OPTIONS</arg></command> </cmdsynopsis> <cmdsynopsis> <command>poweroff <arg choice="opt" rep="repeat">OPTIONS</arg></command> </cmdsynopsis> <cmdsynopsis> <command>reboot <arg choice="opt" rep="repeat">OPTIONS</arg></command> </cmdsynopsis> </refsynopsisdiv> <refsect1> <title>Description</title> <para><command>halt</command>, <command>poweroff</command>, <command>reboot</command> may be used to halt, power-off or reboot the machine.</para> </refsect1> <refsect1> <title>Options</title> <para>The following options are understood:</para> <variablelist> <varlistentry> <term><option>--help</option></term> <listitem><para>Prints a short help text and exits.</para></listitem> </varlistentry> <varlistentry> <term><option>--halt</option></term> <listitem><para>Halt the machine, regardless of which one of the three commands is invoked.</para></listitem> </varlistentry> <varlistentry> <term><option>-p</option></term> <term><option>--poweroff</option></term> <listitem><para>Power-off the machine, regardless of which one of the three commands is invoked.</para></listitem> </varlistentry> <varlistentry> <term><option>--reboot</option></term> <listitem><para>Reboot the machine, regardless of which one of the three commands is invoked.</para></listitem> </varlistentry> <varlistentry> <term><option>-f</option></term> <term><option>--force</option></term> <listitem><para>Force immediate halt, power-off, reboot. Don't contact the init system.</para></listitem> </varlistentry> <varlistentry> <term><option>-w</option></term> <term><option>--wtmp-only</option></term> <listitem><para>Only write wtmp shutdown entry, don't actually halt, power-off, reboot.</para></listitem> </varlistentry> <varlistentry> <term><option>-d</option></term> <term><option>--no-wtmp</option></term> <listitem><para>Don't write wtmp shutdown entry.</para></listitem> </varlistentry> <varlistentry> <term><option>--no-wall</option></term> <listitem><para>Don't send wall message before halt, power-off, reboot.</para></listitem> </varlistentry> </variablelist> </refsect1> <refsect1> <title>Exit status</title> <para>On success 0 is returned, a non-zero failure code otherwise.</para> </refsect1> <refsect1> <title>Notes</title> <para>These are legacy commands available for compatibility only.</para> </refsect1> <refsect1> <title>See Also</title> <para> <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, <citerefentry><refentrytitle>shutdown</refentrytitle><manvolnum>8</manvolnum></citerefentry>, <citerefentry><refentrytitle>wall</refentrytitle><manvolnum>1</manvolnum></citerefentry> </para> </refsect1> </refentry>