docs: def _is_raid_supported(self):
          """Get the RAID support on the server.
  
          This method returns the raid support on the physical server. It
          checks for the list of array controllers configured to the Smart
          Storage. If one or more array controllers available then raid
          is supported by the server. If none, raid is not supported.
  
          :return: Raid support as a dictionary with true/false as its value.
          """
          header, uri, array_resource = self._get_array_controller_resource()
  
          return True if array_resource['Total'] > 0 else False