<term><option>--type=</option></term>
<listitem>
- <para>The argument should be a unit type name such as
- <option>service</option> and <option>socket</option>, or a
- unit load state such as <option>loaded</option> and
- <option>masked</option>.
- </para>
-
- <para>If the argument is a unit type, when listing units,
- limit display to certain unit types. If not specified units
+ <para>The argument should be a comma separated list of unit
+ types such as <option>service</option> and
+ <option>socket</option>, or unit load states such as
+ <option>loaded</option> and <option>masked</option>
+ (types and states can be mixed).</para>
+
+ <para>If one of the arguments is a unit type, when listing
+ units, limit display to certain unit types. Otherwise units
of all types will be shown.</para>
- <para>If the argument is a unit load state, when listing
- units, limit display to certain unit types. If not specified
- units of in all load states will be shown.</para>
+ <para>If one of the arguments is a unit load state, when
+ listing units, limit display to certain unit
+ types. Otherwise units of in all load states will be
+ shown.</para>
- <para>As a special case, if the argument is
+ <para>As a special case, if one of the arguments is
<option>help</option>, a list of allowed values will be
printed and the program will exit.</para>
</listitem>
<command>show</command> command, limit display to certain
properties as specified as argument. If not specified all
set properties are shown. The argument should be a
- comma-seperated list of property names, such as
+ comma-separated list of property names, such as
<literal>MainPID</literal>. If specified more than once all
properties with the specified names are shown.</para>
</listitem>
<term><option>--all</option></term>
<listitem>
- <para>When listing units, show all units, regardless of
- their state, including inactive units. When showing
+ <para>When listing units, show all loaded units, regardless
+ of their state, including inactive units. When showing
unit/job/manager properties, show all properties regardless
whether they are set or not.</para>
+ <para>To list all units installed on the system, use the
+ <command>list-unit-files</command> command instead.</para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><option>--reverse</option></term>
+
+ <listitem>
+ <para>Show reverse dependencies between units with
+ <command>list-dependencies</command>, i.e. units with
+ dependencies of type <varname>Wants=</varname> or
+ <varname>Requires=</varname> on the given unit.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><option>--after</option></term>
+ <term><option>--before</option></term>
+
+ <listitem>
+ <para>Show which units are started after, resp. before
+ with <command>list-dependencies</command>.
+ </para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--show-types</option></term>
+
+ <listitem>
+ <para>When showing sockets, show the type of the socket.</para>
+ </listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>--irreversible</option></term>
</listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--plain</option></term>
+
+ <listitem>
+ <para>When used with <command>list-dependencies</command>
+ the output is printed as a list instead of a tree.</para>
+ </listitem>
+ </varlistentry>
+
</variablelist>
</refsect1>
<para>This is the default command.</para>
</listitem>
</varlistentry>
+
+ <varlistentry>
+ <term><command>list-sockets</command></term>
+
+ <listitem>
+ <para>List socket units ordered by the listening address. Produces output
+ similar to
+ <programlisting>
+LISTEN UNIT ACTIVATES
+/dev/initctl systemd-initctl.socket systemd-initctl.service
+...
+[::]:22 sshd.socket sshd.service
+kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service
+
+5 sockets listed.
+ </programlisting>
+ Note: because the addresses might contains spaces, this output
+ is not suitable for programatic consumption.
+ </para>
+
+ <para>See also the options <option>--show-types</option>,
+ <option>--all</option>, and <option>--failed</option>.</para>
+ </listitem>
+ </varlistentry>
+
<varlistentry>
<term><command>start <replaceable>NAME</replaceable>...</command></term>
unit name, plus a control group specification in the syntax
<replaceable>CONTROLLER</replaceable>:<replaceable>PATH</replaceable>
or <replaceable>CONTROLLER</replaceable>. In the latter syntax
- (where the path is ommitted) the default unit control group
+ (where the path is omitted) the default unit control group
path is implied. Examples: <literal>cpu</literal> or
<literal>cpu:/foo/bar</literal>. If a unit is removed from a
control group hierarchy all its processes will be moved to the