The default is
.BR 100000s .
.TP
+.BI \-\-flush-finish-timeout= FLUSH-FINISH-PERIOD
+If we flushed
+.IR FLUSH-FINISH-PERIOD
+ago, and are still trying to finish processing articles that were
+written to the old feed file, we forcibly and violently make sure that
+we do by abandoning and deferring all the work (which includes
+unceremoniously dropping any connections on which we've sent some of
+those articles but not yet had replies, as they're probably stuck
+somehow).
+The default is
+.BR 2000s .
+.TP
.BI \-\-idle-timeout= PERIOD
Connections which have had no activity for
.IR PERIOD
source code.
.TP
.B flush
-Start a new feed file and trigger a flush of the feed.
+Start a new feed file and trigger a flush of the feed. (Or, cause
+the
+.I FLUSH-FINISH-PERIOD
+to expire early, forcibly completing a previously started flush.)
.TP
.B stop
Log statistics and exit. (Same effect as SIGTERM or SIGINT.)