# File lib/ec2/right_ec2_reserved_instances.rb, line 47
    def describe_reserved_instances(*reserved_instances)
      reserved_instances = reserved_instances.flatten
      link = generate_request("DescribeReservedInstances", amazonize_list('ReservedInstancesId', reserved_instances))
      request_cache_or_info(:describe_reserved_instances, link,  QEc2DescribeReservedInstancesParser, @@bench, reserved_instances.blank?)
    rescue Exception
      on_exception
    end