1**-h**, **--help** 2 3 Print the monitor's options and the available reactors list. 4 5**-r**, **--reactor** *reactor* 6 7 Enables the *reactor*. See **-h** for a list of available reactors. 8 9**-s**, **--self** 10 11 When tracing (**-t**), also print the events that happened during the **rv** 12 command itself. If the **rv** command itself generates too many events, 13 the tool might get busy processing its own events only. 14 15**-t**, **--trace** 16 17 Trace monitor's events and error. 18 19**-v**, **--verbose** 20 21 Print debug messages. 22