barracuda.model

目前最精确的磁盘模拟器的第3版

dm_disk SEAGATE_ST32171W_model {
   Number of data surfaces = 5,
   Number of cylinders = 5172,
   Block count = 4110000,
   Layout Model = dm_layout_g1 {
      LBN-to-PBN mapping scheme = 0,
      Sparing scheme used = 8,
      Rangesize for sparing = 6,
      Zones = [
         dm_layout_g1_zone {
            First cylinder number = 0,
            Last cylinder number = 1127,
            Blocks per track = 186,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 37.000000,
            Skew for cylinder switch = 52.000000,
            Number of spares = 88,
            slips = [
               112508,
               113430,
               114351,
               303401,
               304322,
               305243,
               338539,
               339460,
               340452
            ],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 1129,
            Last cylinder number = 2352,
            Blocks per track = 185,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 37.000000,
            Skew for cylinder switch = 52.000000,
            Number of spares = 88,
            slips = [
               740235,
               741151,
               742067,
               742068,
               742069,
               742070,
               742983,
               742984,
               742985,
               742986,
               743979,
               744895,
               985358,
               986274,
               987190
            ],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 2354,
            Last cylinder number = 2761,
            Blocks per track = 177,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 35.000000,
            Skew for cylinder switch = 49.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 2763,
            Last cylinder number = 3098,
            Blocks per track = 170,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 34.000000,
            Skew for cylinder switch = 47.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 3100,
            Last cylinder number = 3387,
            Blocks per track = 163,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 32.000000,
            Skew for cylinder switch = 46.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 3389,
            Last cylinder number = 3700,
            Blocks per track = 157,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 31.000000,
            Skew for cylinder switch = 44.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 3702,
            Last cylinder number = 4013,
            Blocks per track = 148,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 29.000000,
            Skew for cylinder switch = 41.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 4015,
            Last cylinder number = 4326,
            Blocks per track = 141,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 28.000000,
            Skew for cylinder switch = 39.000000,
            Number of spares = 88,
            slips = [
               133034,
               133733,
               133734,
               133735,
               134431
            ],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 4328,
            Last cylinder number = 4615,
            Blocks per track = 135,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 27.000000,
            Skew for cylinder switch = 38.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 4617,
            Last cylinder number = 4928,
            Blocks per track = 126,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 25.000000,
            Skew for cylinder switch = 35.000000,
            Number of spares = 88,
            slips = [
               10320,
               10944,
               11520
            ],
            defects = []
         },
         dm_layout_g1_zone {
            First cylinder number = 4930,
            Last cylinder number = 5171,
            Blocks per track = 119,
            Offset of first block = 0.000000,
            Empty space at zone front = 0,
            Skew for track switch = 23.000000,
            Skew for cylinder switch = 33.000000,
            Number of spares = 88,
            slips = [],
            defects = []
         }
      ]
   },
   Mechanical Model = dm_mech_g1 {
      Access time type = trackSwitchPlusRotation,
      Seek type = extracted,
      Single cylinder seek time = 1.943000,
      Full seek curve = barracuda.seek,
      Full strobe seek time = 16.679000,
      Add. write settling delay = 0.000000,
#      First ten seek times = [
#         1.940000,
#         1.960000,
#         1.930000,
#         2.170000,
#         2.180000,
#         2.330000,
#         2.340000,
#         2.330000,
#         2.330000,
#         2.350000
#      ],
      Head switch time = 0.100000,
      Rotation speed (in rpms) = 7200,
      Percent error in rpms = 0.000000
   }
} # end of SEAGATE_ST32171W_model spec