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-rw-r--r--man/sd_journal_print.xml17
1 files changed, 17 insertions, 0 deletions
diff --git a/man/sd_journal_print.xml b/man/sd_journal_print.xml
index c40498b38a..2d5d3639c8 100644
--- a/man/sd_journal_print.xml
+++ b/man/sd_journal_print.xml
@@ -168,6 +168,23 @@ sd_journal_send("MESSAGE=Hello World, this is PID %lu!", (unsigned long) getpid(
not desired it can be turned off by defining
SD_JOURNAL_SUPPRESS_LOCATION before including
<filename>sd-journal.h</filename>.</para>
+
+ <para><citerefentry><refentrytitle>syslog</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ and and <function>sd_journal_print()</function> may
+ mostly be used interchangably
+ functionality-wise. However, note that log messages
+ logged via the former take a different path to the
+ journal server than the later, and hence global
+ chronological ordering between the two streams cannot
+ be guaranteed. Using
+ <function>sd_journal_print()</function> has the
+ benefit of logging source code line, file names, and
+ functions as meta data along all entries, and
+ guaranteeing chronological ordering with structured
+ log entries that are generated via
+ <function>sd_journal_send()</function>. Using
+ <function>syslog()</function> has the benefit of being
+ more portable.</para>
</refsect1>
<refsect1>