man: remove boot up runlevel support

[elogind.git] / man / systemd.special.xml

diff --git a/man/systemd.special.xml b/man/systemd.special.xml
index 3f9286d4b4e4a13434007ec7d0af0b889959e873..0d1df8475a353212be31493dbd12c64cbedfa58c 100644 (file)
--- a/man/systemd.special.xml
+++ b/man/systemd.special.xml
@@ -8,16 +8,16 @@
   Copyright 2010 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it
   Copyright 2010 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it

-  under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
+  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
   (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

-  General Public License for more details.
+  Lesser General Public License for more details.

 
 

-  You should have received a copy of the GNU General Public License
+  You should have received a copy of the GNU Lesser General Public License

   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 -->
 
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 -->
 


@@ -44,26 +44,58 @@
 
         <refnamediv>
                 <refname>systemd.special</refname>
 
         <refnamediv>
                 <refname>systemd.special</refname>

-                <refpurpose>special systemd units</refpurpose>
+                <refpurpose>Special systemd units</refpurpose>

         </refnamediv>
 
         <refsynopsisdiv>
         </refnamediv>
 
         <refsynopsisdiv>

-                <para><filename>emergency.service</filename></para>
-                <para><filename>local-fs.target</filename></para>
-                <para><filename>network.target</filename></para>
-                <para><filename>nss-lookup.target</filename></para>
-                <para><filename>remote-fs.target</filename></para>
-                <para><filename>rpcbind.target</filename></para>
-                <para><filename>rtc-set.target</filename></para>
-                <para><filename>shutdown.target</filename></para>
-                <para><filename>sigpwr.target</filename></para>
-                <para><filename>sockets.target</filename></para>
-                <para><filename>swap.target</filename></para>
-                <para><filename>syslog.target</filename></para>
-                <para><filename>systemd-initctl.service</filename></para>
-                <para><filename>systemd-initctl.socket</filename></para>
-                <para><filename>systemd-logger.service</filename></para>
-                <para><filename>systemd-logger.socket</filename></para>
+                <para><filename>basic.target</filename>,
+                <filename>bluetooth.target</filename>,
+                <filename>ctrl-alt-del.target</filename>,
+                <filename>cryptsetup.target</filename>,
+                <filename>dbus.service</filename>,
+                <filename>dbus.socket</filename>,
+                <filename>default.target</filename>,
+                <filename>display-manager.service</filename>,
+                <filename>emergency.target</filename>,
+                <filename>exit.target</filename>,
+                <filename>final.target</filename>,
+                <filename>getty.target</filename>,
+                <filename>graphical.target</filename>,
+                <filename>halt.target</filename>,
+                <filename>hibernate.target</filename>,
+                <filename>hybrid-sleep.target</filename>,
+                <filename>kbrequest.target</filename>,
+                <filename>kexec.target</filename>,
+                <filename>local-fs.target</filename>,
+                <filename>local-fs-pre.target</filename>,
+                <filename>multi-user.target</filename>,
+                <filename>network.target</filename>,
+                <filename>nss-lookup.target</filename>,
+                <filename>nss-user-lookup.target</filename>,
+                <filename>poweroff.target</filename>,
+                <filename>printer.target</filename>,
+                <filename>reboot.target</filename>,
+                <filename>remote-fs.target</filename>,
+                <filename>remote-fs-pre.target</filename>,
+                <filename>rescue.target</filename>,
+                <filename>rpcbind.target</filename>,
+                <filename>runlevel2.target</filename>,
+                <filename>runlevel3.target</filename>,
+                <filename>runlevel4.target</filename>,
+                <filename>runlevel5.target</filename>,
+                <filename>shutdown.target</filename>,
+                <filename>sigpwr.target</filename>,
+                <filename>sleep.target</filename>,
+                <filename>smartcard.target</filename>,
+                <filename>sockets.target</filename>,
+                <filename>sound.target</filename>,
+                <filename>suspend.target</filename>,
+                <filename>swap.target</filename>,
+                <filename>sysinit.target</filename>,
+                <filename>syslog.socket</filename>,
+                <filename>system-update.target</filename>,
+                <filename>time-sync.target</filename>,
+                <filename>umount.target</filename></para>

         </refsynopsisdiv>
 
         <refsect1>
         </refsynopsisdiv>
 
         <refsect1>


@@ -79,43 +111,257 @@
 
                 <variablelist>
                         <varlistentry>
 
                 <variablelist>
                         <varlistentry>

-                                <term><filename>emergency.service</filename></term>
+                                <term><filename>basic.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>A special service unit
+                                        <para>A special target unit
+                                        covering early boot-up.</para>
+                                        <para>systemd automatically
+                                        adds dependencies of the types
+                                        Requires and After for this
+                                        target unit to all SysV
+                                        service units configured for
+                                        runlevel 1 to 5.</para>
+                                        <para>Usually this should pull-in
+                                        all sockets, mount points,
+                                        swap devices and other basic
+                                        initialization necessary for
+                                        the general purpose
+                                        daemons. Most normal daemons
+                                        should have dependencies of
+                                        type After and Requires on
+                                        this unit.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>bluetooth.target</filename></term>
+                                <listitem>
+                                        <para>This target is started
+                                        automatically as soon as a
+                                        bluetooth controller is
+                                        plugged in or becomes
+                                        available at boot.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>ctrl-alt-del.target</filename></term>
+                                <listitem>
+                                        <para>systemd starts this
+                                        target whenever
+                                        Control+Alt+Del is pressed on
+                                        the console. Usually this
+                                        should be aliased (symlinked)
+                                        to
+                                        <filename>reboot.target</filename>.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>cryptsetup.target</filename></term>
+                                <listitem>
+                                        <para>A target that pulls in
+                                        setup services for all
+                                        encrypted block
+                                        devices.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>dbus.service</filename></term>
+                                <listitem>
+                                        <para>A special unit for the
+                                        D-Bus system bus. As soon as
+                                        this service is fully started
+                                        up systemd will connect to it
+                                        and register its
+                                        service.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>dbus.socket</filename></term>
+                                <listitem>
+                                        <para>A special unit for the
+                                        D-Bus system bus socket. All
+                                        units with
+                                        <literal>Type=dbus</literal>
+                                        automatically gain a
+                                        dependency on this
+                                        unit.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>default.target</filename></term>
+                                <listitem>
+                                        <para>The default unit systemd
+                                        starts at bootup. Usually this
+                                        should be aliased (symlinked)
+                                        to
+                                        <filename>multi-user.target</filename>
+                                        or
+                                        <filename>graphical.target</filename>.</para>
+                                        <para>The default unit systemd
+                                        starts at bootup can be
+                                        overridden with the
+                                        <varname>systemd.unit=</varname>
+                                        kernel command line option.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>display-manager.service</filename></term>
+                                <listitem>
+                                        <para>The display manager
+                                        service. Usually this should
+                                        be aliased (symlinked) to
+                                        <filename>gdm.service</filename>
+                                        or a similar display manager
+                                        service.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>emergency.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit

                                         that starts an emergency
                                         shell on the main
                                         console. This unit is supposed
                                         to be used with the kernel
                                         command line option
                                         that starts an emergency
                                         shell on the main
                                         console. This unit is supposed
                                         to be used with the kernel
                                         command line option

-                                        <varname>systemd.default=</varname>
+                                        <varname>systemd.unit=</varname>

                                         and has otherwise little use.
                                         </para>
                                 </listitem>
                         </varlistentry>
                                         and has otherwise little use.
                                         </para>
                                 </listitem>
                         </varlistentry>

+                        <varlistentry>
+                                <term><filename>final.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        that is used during the
+                                        shutdown logic and may be used
+                                        to pull in late services after
+                                        all normal services are
+                                        already terminated and all
+                                        mounts unmounted.
+                                        </para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>getty.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        that pulls in all local TTY
+                                        <filename>getty</filename> instances.
+                                        </para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>graphical.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for setting up a graphical
+                                        login screen. This pulls in
+                                        <filename>multi-user.target</filename>.</para>
+
+                                        <para>Units that are needed
+                                        for graphical login shall add
+                                        Wants dependencies for their
+                                        unit to this unit (or
+                                        <filename>multi-user.target</filename>)
+                                        during installation.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>hibernate.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for hibernating the
+                                        system. This pulls in
+                                        <filename>sleep.target</filename>.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>hybrid-sleep.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for hibernating and suspending the
+                                        system at the same time. This pulls in
+                                        <filename>sleep.target</filename>.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>halt.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for shutting down and halting the system.</para>
+
+                                        <para>Applications wanting to
+                                        halt the system should start
+                                        this unit.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>kbrequest.target</filename></term>
+                                <listitem>
+                                        <para>systemd starts this
+                                        target whenever Alt+ArrowUp is
+                                        pressed on the console. This
+                                        is a good candidate to be
+                                        aliased (symlinked) to
+                                        <filename>rescue.target</filename>.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>kexec.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for shutting down and rebooting the system via kexec.</para>
+
+                                        <para>Applications wanting to
+                                        reboot the system with kexec should start
+                                        this unit.</para>
+                                </listitem>
+                        </varlistentry>

                         <varlistentry>
                                 <term><filename>local-fs.target</filename></term>
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type
                                         After to all mount units that
                         <varlistentry>
                                 <term><filename>local-fs.target</filename></term>
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type
                                         After to all mount units that

-                                        refer to local mount
-                                        points. In addition, systemd
-                                        adds dependencies of type
-                                        Wants to those mounts listed
-                                        in
+                                        refer to local mount points
+                                        for this target unit. In
+                                        addition, systemd adds
+                                        dependencies of type Wants to
+                                        this target unit for those
+                                        mounts listed in

                                         <filename>/etc/fstab</filename>
                                         that have the
                                         <filename>/etc/fstab</filename>
                                         that have the

-                                        <literal>auto</literal> and
-                                        <literal>comment=systemd.mount</literal>
+                                        <option>auto</option> and
+                                        <option>comment=systemd.mount</option>

                                         mount options set.</para>
                                         mount options set.</para>

+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>local-fs-pre.target</filename></term>
+                                <listitem>
+                                        <para>This target unit is
+                                        automatically ordered before
+                                        all local mount points marked
+                                        with <option>auto</option>
+                                        (see above). It can be used to
+                                        execute certain units before
+                                        all local mounts.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>multi-user.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for setting up a multi-user
+                                        system (non-graphical). This
+                                        is pulled in by
+                                        <filename>graphical.target</filename>.</para>

 
 

-                                        <para>systemd automatically
-                                        adds dependencies of type
-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
-                                        <literal>$local_fs</literal>
-                                        facility.</para>
+                                        <para>Units that are needed
+                                        for a multi-user system shall
+                                        add Wants dependencies to
+                                        this unit for their unit during
+                                        installation.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>


@@ -123,60 +369,171 @@
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type

-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
+                                        After for this target unit to
+                                        all SysV init script service
+                                        units with an LSB header
+                                        referring to the

                                         <literal>$network</literal>
                                         facility.</para>
                                         <literal>$network</literal>
                                         facility.</para>

+
+                                        <para>This unit is supposed to
+                                        indicate when the network is
+                                        "up", but it is only very
+                                        loosely defined what that is
+                                        supposed to mean. Also see <ulink
+                                        url="http://www.freedesktop.org/wiki/Software/systemd/NetworkTarget">Running
+                                        Services After the Network is
+                                        up</ulink> for more
+                                        information.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 <term><filename>nss-lookup.target</filename></term>
                                 <listitem>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 <term><filename>nss-lookup.target</filename></term>
                                 <listitem>

-                                        <para>systemd automatically
-                                        adds dependencies of type
-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
+                                        <para>A target that should be
+                                        used as synchronization point
+                                        for all host/network name
+                                        service lookups. Note that
+                                        this is independent of
+                                        user/group name lookups for
+                                        which
+                                        <filename>nss-user-lookup.target</filename>
+                                        should be used. systemd
+                                        automatically adds
+                                        dependencies of type After for
+                                        this target unit to all SysV
+                                        init script service units with
+                                        an LSB header referring to the

                                         <literal>$named</literal>
                                         facility.</para>
                                 </listitem>
                         </varlistentry>
                                         <literal>$named</literal>
                                         facility.</para>
                                 </listitem>
                         </varlistentry>

+                        <varlistentry>
+                                <term><filename>nss-user-lookup.target</filename></term>
+                                <listitem>
+                                        <para>A target that should be
+                                        used as synchronization point
+                                        for all user/group name
+                                        service lookups. Note that
+                                        this is independent of
+                                        host/network name lookups for
+                                        which
+                                        <filename>nss-lookup.target</filename>
+                                        should be used. </para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>poweroff.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for shutting down and powering off the system.</para>
+
+                                        <para>Applications wanting to
+                                        power off the system should start
+                                        this unit.</para>
+
+                                        <para><filename>runlevel0.target</filename>
+                                        is an alias for this target
+                                        unit, for compatibility with SysV.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>printer.target</filename></term>
+                                <listitem>
+                                        <para>This target is started
+                                        automatically as soon as a
+                                        printer is plugged in or
+                                        becomes available at
+                                        boot.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>reboot.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for shutting down and rebooting the system.</para>
+
+                                        <para>Applications wanting to
+                                        reboot the system should start
+                                        this unit.</para>
+
+                                        <para><filename>runlevel6.target</filename>
+                                        is an alias for this target
+                                        unit, for compatibility with SysV.</para>
+                                </listitem>
+                        </varlistentry>

                         <varlistentry>
                                 <term><filename>remote-fs.target</filename></term>
                                 <listitem>
                         <varlistentry>
                                 <term><filename>remote-fs.target</filename></term>
                                 <listitem>

-                                        <para>Similar to <filename>local-fs.target</filename>, but for remote mount points.</para>
+                                        <para>Similar to
+                                        <filename>local-fs.target</filename>,
+                                        but for remote mount
+                                        points.</para>
+

                                         <para>systemd automatically
                                         adds dependencies of type
                                         <para>systemd automatically
                                         adds dependencies of type

-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
-                                        <literal>$remote-fs</literal>
+                                        After for this target unit to
+                                        all SysV init script service
+                                        units with an LSB header
+                                        referring to the
+                                        <literal>$remote_fs</literal>

                                         facility.</para>
                                 </listitem>
                         </varlistentry>
                                         facility.</para>
                                 </listitem>
                         </varlistentry>

+                        <varlistentry>
+                                <term><filename>remote-fs-pre.target</filename></term>
+                                <listitem>
+                                        <para>This target unit is
+                                        automatically ordered before
+                                        all remote mount points marked
+                                        with <option>auto</option>
+                                        (see above). It can be used to
+                                        execute certain units before
+                                        all remote mounts.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>rescue.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for setting up the base system
+                                        and a rescue shell.</para>
+
+                                        <para><filename>runlevel1.target</filename>
+                                        is an alias for this target
+                                        unit, for compatibility with SysV.</para>
+                                </listitem>
+                        </varlistentry>

                         <varlistentry>
                                 <term><filename>rpcbind.target</filename></term>
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type
                         <varlistentry>
                                 <term><filename>rpcbind.target</filename></term>
                                 <listitem>
                                         <para>systemd automatically
                                         adds dependencies of type

-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
-                                        <literal>$rpcbind</literal>
+                                        After for this target unit to
+                                        all SysV init script service
+                                        units with an LSB header
+                                        referring to the
+                                        <literal>$portmap</literal>

                                         facility.</para>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                         facility.</para>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>rtc-set.target</filename></term>
+                                <term><filename>runlevel2.target</filename></term>
+                                <term><filename>runlevel3.target</filename></term>
+                                <term><filename>runlevel4.target</filename></term>
+                                <term><filename>runlevel5.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>systemd automatically
-                                        adds dependencies of type
-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
-                                        <literal>$time</literal>
-                                        facility.</para>
+                                        <para>These are targets that
+                                        are called whenever the SysV
+                                        compatibility code asks for
+                                        runlevel 2, 3, 4, 5,
+                                        respectively. It is a good
+                                        idea to make this an alias for
+                                        (i.e. symlink to)
+                                        <filename>multi-user.target</filename>
+                                        (for runlevel 2) or
+                                        <filename>graphical.target</filename>
+                                        (the others).</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>


@@ -188,17 +545,20 @@
 
                                         <para>Services that shall be
                                         terminated on system shutdown
 
                                         <para>Services that shall be
                                         terminated on system shutdown

-                                        shall add Wants dependencies
-                                        from this unit to their
-                                        service unit during
-                                        installation.</para>
+                                        shall add Conflicts
+                                        dependencies to this unit for
+                                        their service unit, which is
+                                        implicitly done when
+                                        <varname>DefaultDependencies=yes</varname>
+                                        is set (the default).</para>

 
                                         <para>systemd automatically
                                         adds dependencies of type
                                         Conflicts to this target unit
 
                                         <para>systemd automatically
                                         adds dependencies of type
                                         Conflicts to this target unit

-                                        for all SysV init scripts that
-                                        shall be terminated in SysV
-                                        runlevels 0 or 6.</para>
+                                        for all SysV init script
+                                        service units that shall be
+                                        terminated in SysV runlevels 0
+                                        or 6.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>


@@ -208,10 +568,32 @@
                                         started when systemd receives
                                         the SIGPWR process signal,
                                         which is normally sent by the
                                         started when systemd receives
                                         the SIGPWR process signal,
                                         which is normally sent by the

-                                        kernel or UPS daemons when the
+                                        kernel or UPS daemons when

                                         power fails.</para>
                                 </listitem>
                         </varlistentry>
                                         power fails.</para>
                                 </listitem>
                         </varlistentry>

+                        <varlistentry>
+                                <term><filename>sleep.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        that is pulled in by
+                                        <filename>suspend.target</filename>,
+                                        <filename>hibernate.target</filename> and <filename>hybrid-sleep.target</filename>
+                                        and may be used to hook units
+                                        into the sleep state
+                                        logic.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>smartcard.target</filename></term>
+                                <listitem>
+                                        <para>This target is started
+                                        automatically as soon as a
+                                        smartcard controller is
+                                        plugged in or becomes
+                                        available at boot.</para>
+                                </listitem>
+                        </varlistentry>

                         <varlistentry>
                                 <term><filename>sockets.target</filename></term>
                                 <listitem>
                         <varlistentry>
                                 <term><filename>sockets.target</filename></term>
                                 <listitem>


@@ -221,11 +603,30 @@
 
                                         <para>Services that can be
                                         socket-activated shall add
 
                                         <para>Services that can be
                                         socket-activated shall add

-                                        Wants dependencies from this
-                                        unit to their socket unit
+                                        Wants dependencies to this
+                                        unit for their socket unit

                                         during installation.</para>
                                 </listitem>
                         </varlistentry>
                                         during installation.</para>
                                 </listitem>
                         </varlistentry>

+                        <varlistentry>
+                                <term><filename>sound.target</filename></term>
+                                <listitem>
+                                        <para>This target is started
+                                        automatically as soon as a
+                                        sound card is plugged in or
+                                        becomes available at
+                                        boot.</para>
+                                </listitem>
+                        </varlistentry>
+                        <varlistentry>
+                                <term><filename>suspend.target</filename></term>
+                                <listitem>
+                                        <para>A special target unit
+                                        for suspending the
+                                        system. This pulls in
+                                        <filename>sleep.target</filename>.</para>
+                                </listitem>
+                        </varlistentry>

                         <varlistentry>
                                 <term><filename>swap.target</filename></term>
                                 <listitem>
                         <varlistentry>
                                 <term><filename>swap.target</filename></term>
                                 <listitem>


@@ -236,89 +637,129 @@
                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>syslog.target</filename></term>
+                                <term><filename>sysinit.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>systemd automatically
-                                        adds dependencies of type
-                                        After to this target unit for
-                                        all SysV init scripts with an
-                                        LSB header referring to the
-                                        <literal>$syslog</literal>
-                                        facility.</para>
-
-                                        <para>Administrators should
-                                        ensure that this target pulls
-                                        in a service unit with the
-                                        name or alias of
-                                        <filename>@SPECIAL_SYSLOG_NAME@</filename> (or a
-                                        socket unit that activates
-                                        this service).</para>
+                                        <para>A special target unit
+                                        covering early boot-up scripts.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>systemd-initctl.service</filename></term>
+                                <term><filename>syslog.socket</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>This provides
-                                        compatibility with the SysV
-                                        /dev/initctl file system FIFO
-                                        for communication with the
-                                        init system.</para>
-                                        <para>This is a
-                                        socket-activated service, see
-                                        <filename>system-initctl.socket</filename>.</para>
+                                        <para>The socket unit
+                                        syslog implementations should
+                                        listen on. All userspace log
+                                        messages will be made
+                                        available on this socket. For
+                                        more information about syslog
+                                        integration, please consult
+                                        the <ulink
+                                        url="http://www.freedesktop.org/wiki/Software/systemd/syslog">Syslog
+                                        Interface</ulink>
+                                        document.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>systemd-initctl.socket</filename></term>
+                                <term><filename>system-update.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>Socket activation unit
-                                        for
-                                        <filename>system-initctl.service</filename>.</para>
+                                        <para>A special target unit
+                                        that is used for off-line
+                                        system updates.
+                                        <citerefentry><refentrytitle>systemd-system-update-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+                                        will redirect the boot process
+                                        to this target if
+                                        <filename>/system-update</filename>
+                                        exists. For more information
+                                        see the <ulink
+                                        url="http://freedesktop.org/wiki/Software/systemd/SystemUpdates">System
+                                        Updates
+                                        Specification</ulink>.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>systemd-logger.service</filename></term>
+                                <term><filename>time-sync.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>This is used internally
-                                        by systemd to provide syslog
-                                        logging to started
-                                        processes.</para>
-                                        <para>This is a
-                                        socket-activated service, see
-                                        <filename>system-logger.socket</filename>.</para>
+                                        <para>systemd automatically
+                                        adds dependencies of type
+                                        After for this target unit to
+                                        all SysV init script service
+                                        units with an LSB header
+                                        referring to the
+                                        <literal>$time</literal>
+                                        facility.</para>

                                 </listitem>
                         </varlistentry>
                         <varlistentry>
                                 </listitem>
                         </varlistentry>
                         <varlistentry>

-                                <term><filename>systemd-logger.socket</filename></term>
+                                <term><filename>umount.target</filename></term>

                                 <listitem>
                                 <listitem>

-                                        <para>Socket activation unit
-                                        for
-                                        <filename>system-logger.service</filename>.</para>
+                                        <para>A special target unit
+                                        that umounts all mount and
+                                        automount points on system
+                                        shutdown.</para>
+
+                                        <para>Mounts that shall be
+                                        unmounted on system shutdown
+                                        shall add Conflicts
+                                        dependencies to this unit for
+                                        their mount unit, which is
+                                        implicitly done when
+                                        <varname>DefaultDependencies=yes</varname>
+                                        is set (the default).</para>

                                 </listitem>
                         </varlistentry>
                                 </listitem>
                         </varlistentry>

+

                 </variablelist>
         </refsect1>
 
         <refsect1>
                 </variablelist>
         </refsect1>
 
         <refsect1>

-                <title>Special Session Units</title>
+                <title>Special User Units</title>

 
 

-                <para>When systemd runs as a service instance, the
+                <para>When systemd runs as a user instance, the

                 following special units are available, which have
                 similar definitions as their system counterparts:
                 following special units are available, which have
                 similar definitions as their system counterparts:

-                <filename>local-fs.target</filename>,
-                <filename>remote-fs.target</filename>,
+                <filename>default.target</filename>,

                 <filename>shutdown.target</filename>,
                 <filename>shutdown.target</filename>,

-                <filename>sockets.target</filename>,
-                <filename>swap.target</filename>.</para>
+                <filename>sockets.target</filename></para>
+
+                <para>In addition the following special unit is
+                understood only when systemd runs as service instance:</para>
+
+                <variablelist>
+                        <varlistentry>
+                                <term><filename>exit.target</filename></term>
+                                <listitem>
+                                        <para>A special service unit
+                                        for shutting down the
+                                        user service manager.</para>
+
+                                        <para>Applications wanting to
+                                        terminate the user service
+                                        manager should start this
+                                        unit. If systemd receives
+                                        SIGTERM or SIGINT when running
+                                        as user service daemon it will
+                                        start this unit.</para>
+
+                                        <para>Normally, this pulls in
+                                        <filename>shutdown.target</filename>
+                                        which in turn should be
+                                        conflicted by all units that
+                                        want to be shut down on
+                                        user service manager exit.</para>
+                                </listitem>
+                        </varlistentry>
+                </variablelist>

         </refsect1>
 
         <refsect1>
                   <title>See Also</title>
                   <para>
         </refsect1>
 
         <refsect1>
                   <title>See Also</title>
                   <para>

-                          <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                          <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                          <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                          <citerefentry><refentrytitle>systemd.target</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                          <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd.target</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>bootup</refentrytitle><manvolnum>7</manvolnum></citerefentry>

                   </para>
         </refsect1>
 
                   </para>
         </refsect1>