the entry matches the filter, the old contents of the entry will be
logged along with the current request.
.TP
+.B logoldattr <attr> ...
+Specify a list of attributes whose old contents are always logged in
+a Modify request. Usually only the contents of attributes that were
+actually modified will be logged.
+.TP
.B logpurge <age> <interval>
Specify the maximum age for log entries to be retained in the database,
and how often to scan the database for old entries. Both the