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-rw-r--r--man/journalctl.xml28
1 files changed, 19 insertions, 9 deletions
diff --git a/man/journalctl.xml b/man/journalctl.xml
index 55474c53d9..3b05e80fc1 100644
--- a/man/journalctl.xml
+++ b/man/journalctl.xml
@@ -509,17 +509,27 @@
<varlistentry>
<term><option>-u</option></term>
- <term><option>--unit=</option></term>
+ <term><option>--unit=<replaceable>UNIT</replaceable>|<replaceable>PATTERN</replaceable></option></term>
<listitem><para>Show messages for the
- specified systemd unit. This will add
- a match for messages from the unit
- (<literal>_SYSTEMD_UNIT=</literal>)
- and additional matches for messages
- from systemd and messages about
- coredumps for the specified unit.</para>
- <para>This parameter can be specified multiple times.
- </para></listitem>
+ specified systemd unit
+ <replaceable>UNIT</replaceable>, or
+ for any of the units matched by
+ <replaceable>PATTERN</replaceable>.
+ If a pattern is specified, a list of
+ unit names found in the journal is
+ compared with the specified pattern
+ and all that match are used. For each
+ unit name a match is added for
+ messages from the unit
+ (<literal>_SYSTEMD_UNIT=<replaceable>UNIT</replaceable></literal>)
+ along with additional matches for
+ messages from systemd and messages
+ about coredumps for the specified
+ unit.</para>
+
+ <para>This parameter can be specified
+ multiple times. </para></listitem>
</varlistentry>
<varlistentry>