-h, –help

Print the monitor’s options and the available reactors list.

-r, –reactor reactor

Enables the reactor. See -h for a list of available reactors.

-s, –self

When tracing (-t), also print the events that happened during the rv command itself. If the rv command itself generates too many events, the tool might get busy processing its own events only.

-t, –trace

Trace monitor’s events and error.

-v, –verbose

Print debug messages.