-f [1] -f is an option, which may be passed to the OpenLink Request Broker or Virtuoso server at startup. This option causes either service to write debug information to the screen.Example: ./oplrqb -fSee Also: +foreground[2] -f is an option which may be passed to oplshut. It causes oplshut to forcibly terminate the OpenLink Broker process. Once employed, the Broker cannot wait for clients to terminate.