+ <refsect1>
+ <title>Signals</title>
+
+ <variablelist>
+ <varlistentry>
+ <term>SIGUSR1</term>
+
+ <listitem><para>Request that journal
+ data from <filename>/run/</filename>
+ is flushed to
+ <filename>/var/</filename> in order to
+ make it persistent (if this is
+ enabled). This may be used after
+ <filename>/var/</filename> is mounted,
+ but is generally not required since
+ the first journal write when
+ <filename>/var/</filename> becomes
+ writable triggers the flushing
+ anyway.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>SIGUSR2</term>
+
+ <listitem><para>Request immediate
+ rotation of the journal
+ files.</para></listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+ <refsect1>
+ <title>Kernel Command Line</title>
+
+ <para>A few configuration parameters from
+ <filename>journald.conf</filename> may be overriden on
+ the kernel command line:</para>
+
+ <variablelist>
+ <varlistentry>
+ <term><varname>systemd.journald.forward_to_syslog=</varname></term>
+ <term><varname>systemd.journald.forward_to_kmsg=</varname></term>
+ <term><varname>systemd.journald.forward_to_console=</varname></term>
+
+ <listitem><para>Enables/disables
+ forwarding of collected log messages
+ to syslog, the kernel log buffer or
+ the system console.
+ </para>
+
+ <para>See
+ <citerefentry><refentrytitle>journald.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+ for information about these settings.</para>
+ </listitem>
+
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+