configuration items understood in unit
definition files.</para></listitem>
</varlistentry>
- <varlistentry>
- <term><option>--introspect=</option></term>
-
- <listitem><para>Extract D-Bus
- interface introspection data. This is
- mostly useful at install time
- to generate data suitable for the
- D-Bus interfaces
- repository. Optionally the interface
- name for the introspection data may be
- specified. If omitted, the
- introspection data for all interfaces
- is dumped.</para></listitem>
- </varlistentry>
<varlistentry>
<term><option>--unit=</option></term>
<listitem><para>Set default unit to
- activate on startup. If not specified
+ activate on startup. If not specified,
defaults to
<filename>default.target</filename>.</para></listitem>
</varlistentry>
<listitem><para>Highlight important
log messages. Argument is a boolean
- value. If the argument is omitted it
+ value. If the argument is omitted, it
defaults to
<option>true</option>.</para></listitem>
</varlistentry>
<citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
however some are created automatically from other
configuration, dynamically from system state or
- programmatically at runtime. Units may be 'active'
- (meaning started, bound, plugged in, ... depending on
- the unit type, see below), or 'inactive' (meaning
+ programmatically at runtime. Units may be "active"
+ (meaning started, bound, plugged in, ..., depending on
+ the unit type, see below), or "inactive" (meaning
stopped, unbound, unplugged, ...), as well as in the
process of being activated or deactivated,
i.e. between the two states (these states are called
- 'activating', 'deactivating'). A special 'failed'
- state is available as well which is very similar to
- 'inactive' and is entered when the service failed in
+ "activating", "deactivating"). A special "failed"
+ state is available as well, which is very similar to
+ "inactive" and is entered when the service failed in
some way (process returned error code on exit, or
crashed, or an operation timed out). If this state is
- entered the cause will be logged, for later
+ entered, the cause will be logged, for later
reference. Note that the various unit types may have a
number of additional substates, which are mapped to
the five generalized unit states described
<listitem><para>Slice units may be used to
group units which manage system processes
(such as service and scope units) in a
- hierachial tree for resource management
+ hierarchical tree for resource management
purposes. See
<citerefentry><refentrytitle>systemd.slice</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para></listitem>
and ordering dependencies are placed between two
units. Also note that the majority of dependencies are
implicitly created and maintained by systemd. In most
- cases it should be unnecessary to declare additional
+ cases, it should be unnecessary to declare additional
dependencies manually, however it is possible to do
this.</para>
<filename>multi-user.target</filename> (for limited
console-only boots for use in embedded or server
environments, or similar; a subset of
- graphical.target). However it is at the discretion of
+ graphical.target). However, it is at the discretion of
the administrator to configure it as an alias to any
other target unit. See
<citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry>
<filename>/proc</filename>.</para>
<para>For more information about the concepts and
- ideas behind systemd please refer to the <ulink
+ ideas behind systemd
, please refer to the <ulink
url="http://0pointer.de/blog/projects/systemd.html">Original
Design Document</ulink>.</para>
option prefixed with
<literal>rd.</literal> is honored
only in the initial RAM disk (initrd),
- while the one that isn't prefixed only
+ while the one that is not prefixed only
in the main system.</para></listitem>
</varlistentry>
<term><varname>systemd.dump_core=</varname></term>
<listitem><para>Takes a boolean
- argument. If <option>true</option>
+ argument. If <option>true</option>,
systemd dumps core when it
- crashes. Otherwise no core dump is
+ crashes. Otherwise, no core dump is
created. Defaults to
<option>true</option>.</para></listitem>
</varlistentry>
<term><varname>systemd.crash_shell=</varname></term>
<listitem><para>Takes a boolean
- argument. If <option>true</option>
+ argument. If <option>true</option>,
systemd spawns a shell when it
- crashes. Otherwise no shell is
+ crashes. Otherwise, no shell is
spawned. Defaults to
<option>false</option>, for security
reasons, as the shell is not protected
<term><varname>systemd.confirm_spawn=</varname></term>
<listitem><para>Takes a boolean
- argument. If <option>true</option>
+ argument. If <option>true</option>,
asks for confirmation when spawning
processes. Defaults to
<option>false</option>.</para></listitem>
<term><varname>systemd.show_status=</varname></term>
<listitem><para>Takes a boolean
- argument. If <option>true</option>
- shows terse service status updates on
- the console during bootup. Defaults to
+ argument or the constant
+ <constant>auto</constant>. If
+ <option>true</option>, shows terse
+ service status updates on the console
+ during bootup.
+ <constant>auto</constant> behaves like
+ <option>false</option> until a service
+ fails or there is a significant delay
+ in boot. Defaults to
<option>true</option>, unless
<option>quiet</option> is passed as
kernel command line option in which
case it defaults to
- <option>false</option>.</para></listitem>
+ <constant>auto</constant>.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>systemd.setenv=</varname></term>
<listitem><para>Takes a string
- argument in the form
- VARIABLE=VALUE. May be used to set
- environment variables for the init
- process and all its children at boot
- time. May be used more than once to
- set multiple variables. If the equal
- sign and variable are missing it unsets
- an environment variable which might be
- passed in from the initial ram
- disk.</para></listitem>
+ argument in the form VARIABLE=VALUE.
+ May be used to set default environment
+ variables to add to forked child processes.
+ May be used more than once to set multiple
+ variables.</para></listitem>
</varlistentry>
<varlistentry>
</varlistentry>
<varlistentry>
+ <term><varname>-b</varname></term>
<term><varname>emergency</varname></term>
<listitem><para>Boot into emergency
<refsect1>
<title>See Also</title>
<para>
+ The <ulink url="http://www.freedesktop.org/wiki/Software/systemd/">systemd Homepage</ulink>,
<citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>locale.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
~ianmdlvl / elogind.git / blobdiff