.SH SYNOPSIS
.B blkiomon \-I \fIinterval\fR [ \-h \fIfile\fR ] [ \-b \fIfile\fR ]
-[ \-D \fIfile\fR ] [ \-Q \fIpath_name\fR
+[ \-d \fIfile\fR ] [ \-D \fIfile\fR ] [ \-Q \fIpath_name\fR
\-q \fImsg_queue_id\fR \-m \fImsg_id\fR ] [ \-V ]
.br
Binary output file. Use '\-' for stdout.
.RE
+\-d \fIfile\fR
+.br
+\-\-dump-lldd=\fIfile\fR
+.RS
+Output file for data emitted by low level device driver.
+.RE
+
\-D \fIfile\fR
.br
\-\-debug=\fIfile\fR