journalctl: add --unit=/-u to match by unit name

[elogind.git] / man / systemd-journald.service.xml

diff --git a/man/systemd-journald.service.xml b/man/systemd-journald.service.xml
index 202ea004004979de673dc00a165cb245e576d077..90f9290276ccb451c7aa62a7502e71268f006169 100644 (file)
--- a/man/systemd-journald.service.xml
+++ b/man/systemd-journald.service.xml
@@ -24,7 +24,7 @@
 <refentry id="systemd-journald.service">
 
         <refentryinfo>
-                <title>systemd-journald</title>
+                <title>systemd-journald.service</title>
                 <productname>systemd</productname>
 
                 <authorgroup>
@@ -38,18 +38,20 @@
         </refentryinfo>
 
         <refmeta>
-                <refentrytitle>systemd-journald</refentrytitle>
+                <refentrytitle>systemd-journald.service</refentrytitle>
                 <manvolnum>8</manvolnum>
         </refmeta>
 
         <refnamediv>
                 <refname>systemd-journald.service</refname>
+                <refname>systemd-journald.socket</refname>
                 <refname>systemd-journald</refname>
-                <refpurpose>systemd Journal Service</refpurpose>
+                <refpurpose>Journal service</refpurpose>
         </refnamediv>
 
         <refsynopsisdiv>
                 <para><filename>systemd-journald.service</filename></para>
+                <para><filename>systemd-journald.socket</filename></para>
                 <para><filename>/usr/lib/systemd/systemd-journald</filename></para>
         </refsynopsisdiv>
 
@@ -78,7 +80,7 @@
                 <para>By default the journal stores log data in
                 <filename>/run/log/journal/</filename>. Since
                 <filename>/run/</filename> is volatile log data is
-                lost at reboot. To make the data persistant it
+                lost at reboot. To make the data persistent it
                 is sufficient to create
                 <filename>/var/log/journal/</filename> where
                 <filename>systemd-journald</filename> will then store
@@ -97,13 +99,74 @@
                 service.</para>
         </refsect1>
 
+        <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>
+
+
         <refsect1>
                 <title>See Also</title>
                 <para>
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>journald.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>systemd.journal-fields</refentrytitle><manvolnum>7</manvolnum></citerefentry>
+                        <citerefentry><refentrytitle>systemd.journal-fields</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>sd-journal</refentrytitle><manvolnum>3</manvolnum></citerefentry>
                 </para>
         </refsect1>