From 752ce3967e4d7be1a98d06e4a293f6ef87f8dec5 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Fri, 23 Mar 2018 14:04:13 +0100
Subject: [PATCH] man: mention that oldest journal files are removed

Fixes #7225.
---
 man/journalctl.xml               | 2 +-
 man/systemd-journald.service.xml | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/man/journalctl.xml b/man/journalctl.xml
index 37fb0d67fd..39c8c07d6b 100644
--- a/man/journalctl.xml
+++ b/man/journalctl.xml
@@ -752,7 +752,7 @@
         <term><option>--vacuum-time=</option></term>
         <term><option>--vacuum-files=</option></term>
 
-        <listitem><para>Removes archived journal files until the disk
+        <listitem><para>Removes the oldest archived journal files until the disk
         space they use falls below the specified size (specified with
         the usual <literal>K</literal>, <literal>M</literal>,
         <literal>G</literal> and <literal>T</literal> suffixes), or all
diff --git a/man/systemd-journald.service.xml b/man/systemd-journald.service.xml
index dfff107e1f..d78aef3a63 100644
--- a/man/systemd-journald.service.xml
+++ b/man/systemd-journald.service.xml
@@ -296,7 +296,12 @@ systemd-tmpfiles --create --prefix /var/log/journal</programlisting>
         and the functions in the
         <citerefentry><refentrytitle>sd-journal</refentrytitle><manvolnum>3</manvolnum></citerefentry>
         library should be able to read all entries that have been fully written.</para>
-        </listitem>
+
+        <para><filename>systemd-journald</filename> will automatically remove the oldest
+        archived journal files to limit disk use. See <varname>SystemMaxUse=</varname>
+        and related settings in
+        <citerefentry><refentrytitle>journald.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
+        </para></listitem>
       </varlistentry>
 
       <varlistentry>
-- 
2.25.1