<title>Description</title>
<para><function>sd_journal_get_usage()</function>
- determines the total disk space currently used up by
- journal files. If
- <literal>SD_JOURNAL_LOCAL_ONLY</literal> has been
- passed when opening the journal files this value will
- only reflect the size of journal files of the local
- host, otherwise of all hosts.</para>
+ determines the total disk space currently used by
+ journal files (in bytes). If
+ <constant>SD_JOURNAL_LOCAL_ONLY</constant> was passed
+ when opening the journal, this value will only reflect
+ the size of journal files of the local host, otherwise
+ of all hosts.</para>
</refsect1>
<refsect1>
<para>The <function>sd_journal_get_usage()</function>
interface is available as shared library, which can be
compiled and linked to with the
- <literal>libsystemd-journal</literal>
- <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ <constant>libsystemd-journal</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
file.</para>
</refsect1>