introspect and control the state of the
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
system and service manager.</para>
+
+ <para>For unit commands, the <replaceable>NAME</replaceable> represents full name of the unit.
+ <programlisting>
+systemctl start foo.service
+ </programlisting>
+ For unit file commands, the <replaceable>NAME</replaceable> represents the full name of the unit file, or the absolute path to the unit file.
+ <programlisting>
+systemctl start /path/to/foo.service
+ </programlisting>
+ While working with services/service files, <command>systemctl</command> implicitly appends the ".service" suffix when it is missing.
+ <programlisting>
+systemctl start foo
+ </programlisting></para>
</refsect1>
<refsect1>
<term><option>--full</option></term>
<listitem>
- <para>Do not ellipsize unit names, cgroup members, and
+ <para>Do not ellipsize unit names, process tree entries, and
truncate unit descriptions in the output of
<command>list-units</command> and
<command>list-jobs</command>.</para>
<term><option>--host</option></term>
<listitem>
- <para>Execute operation remotely. Specify a hostname, or
- username and hostname separated by <literal>@</literal>, to connect to. This
- will use SSH to talk to the remote systemd
+ <para>Execute the operation remotely. Specify a hostname, or
+ username and hostname separated by <literal>@</literal>, to
+ connect to. This will use SSH to talk to the remote systemd
instance.</para>
</listitem>
</varlistentry>
<varlistentry>
- <term><option>-P</option></term>
- <term><option>--privileged</option></term>
+ <term><option>-M</option></term>
+ <term><option>--machine=</option></term>
- <listitem>
- <para>Acquire privileges via PolicyKit before executing the
- operation.</para>
- </listitem>
+ <listitem><para>Execute the operation on a local
+ container. Specify a container name to connect
+ to.</para></listitem>
</varlistentry>
<varlistentry>
<listitem>
<para>Set the specified unit properties at runtime where
this is supported. This allows changing configuration
- parameter properties such as resource management controls at
+ parameter properties such as resource control settings at
runtime. Not all properties may be changed at runtime, but
- many resource management settings (primarily those in
- <citerefentry><refentrytitle>systemd.cgroup</refentrytitle><manvolnum>5</manvolnum></citerefentry>)
+ many resource control settings (primarily those in
+ <citerefentry><refentrytitle>systemd.resource-control</refentrytitle><manvolnum>5</manvolnum></citerefentry>)
may. The changes are applied instantly, and stored on disk
for future boots, unless <option>--runtime</option> is
- passed, in which case the settings only apply until the next
- reboot. The syntax of the property assignment follows
+ passed, in which case the settings only apply until the
+ next reboot. The syntax of the property assignment follows
closely the syntax of assignments in unit files.</para>
<para>Example: <command>systemctl set-property foobar.service CPUShares=777</command></para>
case of socket units), and so on.</para>
<para>Depending on whether <option>--system</option>,
- <option>--user</option> or <option>--global</option> is
- specified, this enables the unit for the system, for the
- calling user only or for all future logins of all
- users. Note that in the last case, no systemd daemon
+ <option>--user</option>, <option>--runtime</option>,
+ or <option>--global</option> is specified, this enables the unit
+ for the system, for the calling user only, for only this boot of
+ the system, or for all future logins of all users, or only this
+ boot. Note that in the last case, no systemd daemon
configuration is reloaded.</para>
</listitem>
</varlistentry>
</para>
<para>This command honors <option>--system</option>,
- <option>--user</option>, <option>--global</option> in a
- similar way as <command>enable</command>.</para>
+ <option>--user</option>, <option>--runtime</option> and
+ <option>--global</option> in a similar way as
+ <command>enable</command>.</para>
</listitem>
</varlistentry>
start them. This is a stronger version of
<command>disable</command>, since it prohibits all kinds of
activation of the unit, including manual activation. Use
- this option with care.</para>
+ this option with care. This honors the
+ <option>--runtime</option> option to only mask temporarily
+ until the next reoobt of the system.</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
<varlistentry>
- <term><command>reboot</command></term>
+ <term><command>reboot <optional><replaceable>arg</replaceable></optional></command></term>
<listitem>
<para>Shut down and reboot the system. This is mostly
specified twice, the operation is immediately executed
without terminating any processes or unmounting any file
systems. This may result in data loss.</para>
+
+ <para>If the optional argument
+ <replaceable>arg</replaceable> is given, it will be passed
+ as the optional argument to the
+ <citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+ system call. The value is architecture and firmware
+ specific. As an example, <literal>recovery</literal> might
+ be used to trigger system recovery, and
+ <literal>fota</literal> might be used to trigger a
+ <quote>firmware over the air</quote> update.</para>
</listitem>
</varlistentry>
<varlistentry>
<citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>loginctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd.cgroup</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd.resource-management</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
<citerefentry><refentrytitle>wall</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.preset</refentrytitle><manvolnum>5</manvolnum></citerefentry>
~ianmdlvl / elogind.git / blobdiff