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<refentry id="halt"

xmlns:xi="http://www.w3.org/2001/XInclude">

<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</command>

<arg choice="opt" rep="repeat">OPTIONS</arg>

</cmdsynopsis>

<cmdsynopsis>

<command>poweroff</command>

<arg choice="opt" rep="repeat">OPTIONS</arg>

</cmdsynopsis>

<cmdsynopsis>

<command>reboot</command>

<arg choice="opt" rep="repeat">OPTIONS</arg>

</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>

<xi:include href="standard-options.xml" xpointer="help-text" />

</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. Do

not 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, do not

actually halt, power-off, reboot.</para></listitem>

</varlistentry>

<varlistentry>

<term><option>-d</option></term>

<term><option>--no-wtmp</option></term>

<listitem><para>Do not write wtmp shutdown

entry.</para></listitem>

</varlistentry>

<varlistentry>

<term><option>--no-wall</option></term>

<listitem><para>Do not 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 project='man-pages'><refentrytitle>wall</refentrytitle><manvolnum>1</manvolnum></citerefentry>

</para>

</refsect1>

</refentry>