code: def get_default_config(self):
          
          config = super(PassengerCollector, self).get_default_config()
          config.update({
              "path":         "passenger_stats",
              "bin":          "/usr/lib/ruby-flo/bin/passenger-memory-stats",
              "use_sudo":     False,
              "sudo_cmd":     "/usr/bin/sudo",
              "passenger_status_bin": "/usr/bin/passenger-status",
              "passenger_memory_stats_bin": "/usr/bin/passenger-memory-stats",
          })
          return config
docs: Returns the default collector settings