<para>When showing unit/job/manager properties, limit
display to certain properties as specified as argument. If
not specified all set properties are shown. The argument
- should be a property name, such as
+ should be a comma-seperated list of property names, such as
<literal>MainPID</literal>. If specified more than once all
- properties with the specified names are
- shown.</para>
+ properties with the specified names are shown.</para>
</listitem>
</varlistentry>
</listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--irreversible</option></term>
+
+ <listitem>
+ <para>Mark this transaction's jobs as irreversible. This prevents
+ future conflicting transactions from replacing these jobs.
+ The jobs can still be cancelled using the <command>cancel</command>
+ command.</para>
+ </listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>--ignore-dependencies</option></term>
<listitem>
<para>Enter default mode. This is mostly equivalent to
- <command>start default.target</command>.</para>
+ <command>isolate default.target</command>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><command>halt</command></term>
<listitem>
- <para>Shut down and halt the system. This is mostly
- equivalent to <command>start halt.target</command> but also
+ <para>Shut down and halt the system. This is mostly equivalent to
+ <command>start halt.target --irreversible</command> but also
prints a wall message to all users. If combined with
<option>--force</option> shutdown of all running services is
skipped, however all processes are killed and all file
<listitem>
<para>Shut down and power-off the system. This is mostly
- equivalent to <command>start poweroff.target</command> but
- also prints a wall message to all users. If combined with
+ equivalent to <command>start poweroff.target --irreversible</command>
+ but also prints a wall message to all users. If combined with
<option>--force</option> shutdown of all running services is
skipped, however all processes are killed and all file
systems are unmounted or mounted read-only, immediately
<listitem>
<para>Shut down and reboot the system. This is mostly
- equivalent to <command>start reboot.target</command> but
- also prints a wall message to all users. If combined with
+ equivalent to <command>start reboot.target --irreversible</command>
+ but also prints a wall message to all users. If combined with
<option>--force</option> shutdown of all running services is
skipped, however all processes are killed and all file
systems are unmounted or mounted read-only, immediately
<listitem>
<para>Shut down and reboot the system via kexec. This is
- mostly equivalent to <command>start kexec.target</command>
+ mostly equivalent to <command>start kexec.target --irreversible</command>
but also prints a wall message to all users. If combined
with <option>--force</option> shutdown of all running
services is skipped, however all processes are killed and