man: journalctl: expand description of --all

In the default journalctl output, unprintable entries are abbreviated as
“[<amount> blob data]”; using the same term in the documentation helps
users to quickly discover the option they need to add in order to see
those entries.

diff --git a/man/journalctl.xml b/man/journalctl.xml
index 5102dcdd39f76c4c6588abb30a409ab39bfdc90f..7c1b094ee0c36a4c74366669c720dbdb12c8cf5d 100644 (file)
--- a/man/journalctl.xml
+++ b/man/journalctl.xml
@@ -148,9 +148,9 @@
           <term><option>-a</option></term>
           <term><option>--all</option></term>
 
-          <listitem><para>Show all fields in full, even if they
-          include unprintable characters or are very
-          long.</para></listitem>
+          <listitem><para>Show all fields in full, even if they include unprintable characters or are very long. By
+          default, fields with unprintable characters are abbreviated as "blob data". (Note that the pager may escape
+          unprintable characters again.)</para></listitem>
         </varlistentry>
 
         <varlistentry>