# File lib/ec2/right_ec2.rb, line 887
    def describe_volumes(list=[])
      link = generate_request("DescribeVolumes", 
                              hash_params('VolumeId',list.to_a))
      request_cache_or_info :describe_volumes, link,  QEc2DescribeVolumesParser, list.blank?
    rescue Exception
      on_exception
    end