bonnie -s 500

              -------Sequential Output-------- ---Sequential Input-- --Random--
              -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine    MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU  /sec %CPU
          500  7250 91.1 23126 18.6  8258 14.7  7255 87.0 17410  8.4 270.6  1.1