-\fB\-\-help\fR
-.RS 4
-Print usage\.
-.RE
-.PP
-\fBlog_priority=\fR\fB\fIvalue\fR\fR
-.RS 4
-Set the internal log level of udevd\. Valid values are the numerical syslog priorities or their textual representations:
-\fBerr\fR,
-\fBinfo\fR
-and
-\fBdebug\fR\.
-.RE
-.PP
-\fBstop_exec_queue\fR
-.RS 4
-Signal udevd to stop executing new events\. Incoming events will be queued\.
-.RE
-.PP
-\fBstart_exec_queue\fR
-.RS 4
-Signal udevd to enable the execution of events\.
-.RE
-.PP
-\fBreload_rules\fR
-.RS 4
-Signal udevd to reload the rules from the config\.
-.RE
-.PP
-\fBenv \fR\fB\fIvar\fR\fR\fB=\fR\fB\fIvalue\fR\fR
-.RS 4
-Set global variable\.
-.RE
-.PP
-\fBmax_childs\fR
-.RS 4
-Set the maximum number of events, udevd will handle at the same time\.
-.RE
-.PP
-\fBmax_childs_running\fR
-.RS 4
-Set the maximum number of events, which are allowed to run at the same time\.
-.RE
-.PP