




                                  HddSpeed 

                     p쭮 ᪮p ⪨ ᪮.

                                  p 2.0











                                  P

     1. 業 ᮣ襭 . . . . . . . . . . . . . . . . .   1

     2.   . . . . . . . . . . . . . . . . . . . . . . . .   2
         2.1.  ⠪ HddSpeed  . . . . . . . . . . . . . . . .   3
         2.2.  pp . . . . . . . . . . . . . . .   4
         2.3. p  ⥬  . . . . . . . . . . . . . . .   5

     3. y  ᯮ짮 pp  . . . . . . . . . . . .   6
         3.1.   ணࠬ  . . . . . . . . . . . . .   7
         3.2. pp⭮ py⮢  . . . . . . . . . . . . .   8

     4. p  ⪮ ᪥  . . . . . . . . . . . . . . .   9
         4.1. IDE p  . . . . . . . . . . . . . . . . . .  10
         4.2. p䨪 . . . . . . . . . . . . . . . . . . . . . .  11

     5.   py ⮢? . . . . . . . . . . . . .  12
         5.1.  Effective Buffer Size  . . . . . . . . . . . . . .  13
         5.2.  Disk Rotation Speed  . . . . . . . . . . . . . . .  14
         5.3.  Average Seek Time  . . . . . . . . . . . . . . . .  15
         5.4.  Maximal Seek Time  . . . . . . . . . . . . . . . .  16
         5.5.  Track-To-Track Seek Time . . . . . . . . . . . . .  17
         5.6.  Average Access Time  . . . . . . . . . . . . . . .  18
         5.7.  Average Linear Read/Write Speed  . . . . . . . . .  19
         5.8.  Max. Cache Read Speed  . . . . . . . . . . . . . .  20
         5.9.  Random Read Speed  . . . . . . . . . . . . . . . .  21
         5.10. Disk Speed Index . . . . . . . . . . . . . . . . .  22
         5.11. FAT/HPFS386 Speed Index  . . . . . . . . . . . . .  23

     6. ⥫쭠 p . . . . . . . . . . . . . . . .  24
         6.1.  易  p . . . . . . . . . . . . . .  25
         6.2.    ᫥y pᨩ . . . . . . . . . . .  26
         6.3. p . . . . . . . . . . . . . . . . . . .  27

     p  - ᮪ 䠩 p쭮 p娢  . . . . .  28











                          1. 業 ᮣ襭.


                  HddSpeed  freeware,  ᥬ ⥪騬
          ⮣  ᫥⢨ﬨ.    ⠢    室
        , ᯮ짮 p p .

                a) p    ⢥⢥  y
        py  py   p樨  py ᯮ짮
        ⮣  .          p⨩,  
        py,  ⭮⥫쭮  pp⭮  py⮢  
           ⢥⢥      p    ᢥ  y⪨,
        易  ᯮ짮  .

                )   ,       짮⥫,    p
        ᢮  ᯮ짮    ppp      
            p  y᫮  y⢨  p᪮ 룮 
        ⮣.     p ppp   
           p   HddSpeed    ᮣ  p.  p  ᥭ
         室  y뢠 稥  .

                )      ᢮ ᯮ짮 p  
        p        ᢮  pp  y
        p,   ᫨         p᪨   pp.  
        p᪮   ᯮ짮   室   ⥪⮢  室
        ᮣᨥ p   y portions copyright.



                                 2. .

                           2.1.  ⠪ HddSpeed?

                HddSpeed -  笠p ᪮p ⪨ ᪮. ",
          ?!"  -  ᪫  .     . H  p
        ।.

                   p   ᤥ   ,   p騩   p쭮
        p⢥   ⪮  ᪠,  p    y
        ᨬ쭮 y  ꥪ⨢y p  .

                y  y  p "Data Transfer Rate", p
        ⭮    ?  HddSpeed -  ⪠ p
        ᪮쪨 p pp⨪, p쭮   ᪮p
        ᪮ p権. H᪮쪮  ⪠ y - y .

                ⮡  譨 pᮢ  ⮬,    
        p  HddSpeed  p訫 ppp    p
        室  ⥪⮢.  ᫨    - pp, 騩 몠
        Pascal  Assembler,    ⠢ py ᠬ pp
          .    p,     y,  pp⭮
        y砥  py⮢  , p,  訡y   
        y      .  py  訡  yy 
        p.

                ஬   ⮣      㬥樨  ᮤন  ஡
        ᠭ  ⮤    ⬮,  ᯮ㥬      
        ७    ࠬ஢ ⪮ ᪠.


                          2.2  pp.

                        y    p 
        䨧᪨  pp⨪  p⭮  ⪮ ᪠,
        ⠪   ᪮p  p   ⥬.

          p ᫥y騥 pp:
              ᪠, p p  .. ide p,
             y騩 p p樨, ᯮy BIOS
              (CHS/LBA translation)
             p p饭 ᪠, p⮢  yy (RPM)
             䥪⨢ pp yp (y p  ⪨ ᪮)

         p p ᪮p pp⨪ ᪠:
             p p  ᪠  y  p樨.
             ᨬ쭮  쭮 ᪮p .
              (᫥⥫쭮) ⥭/.
             p  ᪮p ⥭/ .
             ᨬ쭮  ᪮p ⥭  yp ᪠.
              ⥭ ந  砩 ࠧ.

                 ᭮ ७ ࠪ⨪  
        ᪮  ⪮  ᪠  (Disk  Speed  Index).   
        ਡ  ࠢ  ࠧ  ⪨ ᪨,   
        ⮭  樨  祭  १⮢  ⮢.  
        筮   㤠   ,  ࠦ騩  ந⥫쭮
        ᪮  ⥬   設⢥ ॠ . ஡
        ᯮᮡ ᫥ ⮣  ᬮ७ .

                p  ⮣, yy  y쭮 業
        ﭨ p孮 ᪠  p 稥  
        (bad  blocks),  饭  p  (remapped tracks)  
        ⠥  y⪮.  HddSpeed  p p䨪  ᪮p
        ⥭     p  p  ᪠.    p⪮p
        p  p䨪    ᢨ⥫y    쭮  䥪
        p孮.      䨪  㢨, 筠 
        ᪭  ᯮᮡ  ஫/設    ⪮
        ᪠.

                  ⥩  祭 ଠ樨 
        ࠪ⨪   ⪮   ᪠   HddSpeed     
        ⨪     ஡    ।᪠  
        室  ⪮  ᪠    .   ⢨
        ⠭묨   ।⢠   ⨪   ஫   ᪠,
        堭  樮஢  ᪠஢ ᥩ 孮 
        ।      .      
          S.M.A.R.T.-ଠ樨  (    ᪮,  
        ন),    ᭮  ன    㤨  ࠡ⪥
        ᮢ  ⪮  ᪠        襥
        ६.

                稭  ᨨ 2.0  ணࠬ  
          "祭"  ⪨  ᪮.      
          孮        娥  ᥪ,
        ⢨  remapping.    ⮣   ᯮ -
        㬥஢    ⥩    ᪮      ⮩
        ଠ樨       -ந⥫,   ⮬,   ,
        䥪⨢    ਬ塞   ⮤   㤥   ,   祬 
        ᯥ樠஢  ணࠬ,  ਥ஢    
          ⪨ ᪮. ,  㣮 ஭,   
        㭨ᠫ쭮, 祬 㣨 ஢ ⮤. ६
        ⪨  ᪨,  ࠢ, 筮 ⥫㠫, ⮡
        ᠬ⥫쭮  "稭" ᥡ   .  
          ० 孮⥩, ᪮॥ ᥣ, 㦥 ,  
        㯥-⨫  ந⥫.


                          2.3 p  ⥬.

                   y᪠   pp  室  286+  pp,
           ꥬ   ,   VGA-ᮢ⨬   p 
        p樮 ⥬ MS DOS pᨨ 3.3  .

                HH!      y  p    yp
        y⨧   ,   ⠪     OS/2    Windows.  
        ⥫쭮 ᯮ짮 ᮢ⭮  p  ⨯
        EMM386    QEMM  -    ਢ  ᪠ १⮢
        ஢   -      筮   ७   ६
        ࢠ.



                     3. y  ᯮ짮 pp.

                  y  䠩  HddSpeed.exe! 䥩 
        筮      祭,  ⮡    設⢥  砥
        室  ⮫쪮    <Enter>,  㦤 
          .

                        3.1.   ணࠬ.

                    ணࠬ  ⮨    㭪⮢ "File",
        "Performance", "Diagnostic", "Utilities", "Options"  "Help".

                 "File" ᮤঠ, ஬ ⠭ "Save"  "Exit"
         㭪  롮 㥬 ᪠.

                "Performance" ᮤন  ᥡ  ந⥫쭮
        ("Benchmarks")    ࠧ  䨪,  騥 ࠧ
        ᯥ   ࠡ   ⥫.    묨    
          䨪  ⥭    ஦    ᪮ ⥭ 
        - ᪠.

                  "Diagnostic" 室  ᪨  ६
           ணࠬ.      ஢  ࠡ
        ஭   堭 ⪮ ᪠,  ⠪ ᪠஢
          孮    楫  宦  䥪  ᥪ஢ ,
        ,  remapping'.

                   "S.M.A.R.T." ᮤ ।⢠  ࠡ
            ⪨   ᪠,   ন騬      堭
        ᠬ⨪   ᮮ饭  ᢮ ﭨ.  ஡
         ⮬ -  ࠧ 饭 S.M.A.R.T.

                         "Diagnostic"->"Advanced"      ᮤন
        ७        ⨪    ஢
        䨣樨 ⪨ ᪮  Quantum  Fireball ST,
        SE,  Bigfoot  CY     㣨.   ᬮ
        ᮤন  䥪-  㮣  ᪠,   ⠪ ७
        䨣  ⪮  ᪠.    ⥫ 㣨  
          প   ।ᬮ७  稭 ⢨
        室 ଠ樨  ந⥫.

                    "Options"  室  䨣樮
           ணࠬ.      ᮤন  樨    롮  ⮤
        ஢ ⪮ ᪠  ࠡ ணࠬ.


                        3.2. pp⭮ py⮢.

                   y祭   pp   py⮢  室
        y᪠     ⮩ DOS, ⥫쭮 yᢨ p
          ⨯  EMM386    QEMM,  p p⥫쭮  
        筮 p.

                p    ⪨ ᪮ (> 528 Mb) y
        p    p p樨, 饬  y 
        ᥩ p孮 ᪠ (LBA).

                p  p 讣 ᪠  p Normal yy
        pp  ⮫쪮  p  1024  樫p  ᪠, p
              p묨.  ⮬y  py  y
        襭묨.  HddSpeed 뤠 ᮮ⢥y饥 pyp 
        ⮬ y砥.

                H  ⬥,      py  p
        y   ⫨      p     p  ⠡
        (drives.tbl).   p      롨p   y訥   py  
        p뫠      . ⪨   ⠢
        p , 祬  ᯮᮡ,  p - .



                        4. p  ⪮ ᪥.

                             4.1. IDE p

                   ᮢp   ᪨  ᪨    y
        py p  ᥡ. Hpp, , p p,
        p firmware, p PIO  DMA p  ..

                 p 뢮 hddspeed'  p.  祭
        p묨   ᪠,     ᮮ⢥y騬  ATA  ⠭py  
        p  y⢮  ᮤp p .

                        ⠭p⭮  p樨,  HddSpeed
        p  p  p樨,  ᯮy BIOS  㯠 
        .       CHS  LBA translation.  ० CHS
            ।        ॡ㬮   ᥪ      
        //  (Cylinder/Head/Sector).    ० LBA
          ᥪ  㬥  ᫥⥫쭮, 稭  0  
        ᥪ  ।⠢  ᮡ  24-⭮  ᫮, 饥 
        ᪨  .        ⪨  ந
        ࠭  ᥪ  䨧᪨  ॡ㥬
        ᥪ, ᯮ ᢮ ७ ⠡.



                                4.2. p䨪.

                HddSpeed   p p p ᪮쪮 p䨪.
              묨  䨪 ᪮ ⥭ 
        ஦  ᪮ ⥭  - ⪮ ᪠.

                p䨪  ᪮p    ⥭  p 筮
        룫廊  "ᥭ"  ᨬ쭮 ᪮p  0 p 
        쭮  ᫥.

                y쪨    p䨪  -    p ⭮
           p樨.     pyn  -  ZBR  (Zone  Bit
        Recording)  -  ⮤  p  p樨,  p  p  
        譨 p  ᥪp 祬  yp.

                 p䨪  룫拉  y "p" 
        ᨬ쭮   ᪮p   ⥭      p.     
        ᢨ⥫⢮      ⠭p⭮  p樨  p
        ⪨  ᪮,      ⮬,    pp    yᯥ
        p稢    室 ᮪ ᪮p (pp,
          設).

                   p䨪   p  p
            p p.  宩 p. , 
        宩  ,  p    py    
        ᮮ⢥y   y⨫.   H      ᢨ⥫y 
        ᪮ppp  pp 訡 ⥭.    
        ⠥,      ⥭樠 娬 . HddSpeed
        뤥  䨪 娥 ஦  梥⮬.

                  p     remapped tracks - 
        p,  饭  p訬    pp p.
              p   設⢮   ⪨  ᪮
        ⮬᪨,          ᮮ⢥y  y⨫. 
        p樯,   祣   宣      ⮬  ,    ᪫祭
        p⭮  ⮣,   䥪, p訩 饭 
        p  ppp  p  ᥤ. ᫨ 
        ஢  (   ᪮  10%-15%    ᪮
          ᥤ  ஦)  ᫨誮 ,     
                  ⠢  ࢥ,  ஬
          壠 .

                      F2  p䨪 
        䠩    p  PCX.    p  p 
          ᪮   py 設   p ⮣,
        py    䥪 p孮 (.. p  remapped
        tracks).


                      5.   py ⮢?

                    ᠬ  - p쭠 pp
        py⮢.  HddSpeed py  pp, 設⢮
          p    pp⨪ ᪮p ⪮
        ᪠,  ᢥ묨,   p묨.

                  ⢨⥫쭮 p 稭,  p ⮨
        p    p 業 ᪠ -  Average Access Time
        (p  p  y)  Average Linear Read Speed (p
        ᪮p  ⥭).

                H  ᠭ  ᯮᮡ  p    祭 , 
        ⠪,    ⠫ pp ⪮ ᪠, py
        HddSpeed'.



                          5.1. Effective Buffer Size

                   ᮢp   ⪨  ᪠    yp,  
        p,  ⢮    firmware.  p祬,  ⭮
        ᪮쪮.  Hpp  ᪨    Western  Digital ᮮ  IDE
        Information    稨  128k  yp,       10-15k
        ᯮy    p  firmware.    뢠
        p쭮 y pp yp.

                   ᨫy   p稩     yp⢥  yp  y  p
        p-p,    py   ⮣      y   
        ᮮ⢥⢠  ⢨⥫쭮.  ⭮    p
         ᪥樧.

                p    䥪⨢    pp    yp    y⥬
        ᫥⥫쭮  ⥭    yp    1k-128k  
        verify sectors.  (> x2)  ᪮p ᢨ⥫y
          ⮬,  yp p   頥 訩 ꥬ .
         ᮦ, - p祭 p䥩 IDE  p
            p    >  128K (256 ᥪp), ⮬y p
        yp 襣 pp  p⠢  .



                          5.2. Disk Rotation Speed

                p p饭     (Revolutions Per
        Minute   -   RPM)   p孮⥩  ⪮  ᪠.  ﭭ
        pp⨪  p⭮ .

                p   p饭         ।  ६
        ࠧ묨  ᯮᮡ.   ⮤   ࠡ 
             १    ᨫ  -  
        ᮡ⥩     ᪠/⥬        ன    ந
        ஢.    㬮砭  HddSpeed ⠥  
        訩  ⮤, 騩 ࠢ १. ᫨ 롮
        ⮤    㬮砭  (Autodetect  Best  Method) 㤠祭, 
          ஡      . ⢥
        ன 室  㭪  Options->Configuration

                ⮤  "Index"  砥    ᫠ ᨣ
        Index    ⪮  ᪠  । ஬⮪ ६.
           筮     ⮤,      ᥣ  ਬ.
        ਬ,    ATA-3 ᪠  ᨣ,  ࠢ, 
        ᯮ.

                ⮤  "Look-ahead  off  and read" 砥 ⪫祭
        㭪樨   ०饣  ⥭    IDE  ᪥    ᥪ୮
        뢠  ஦.  祢,      뢠  
        ᫥饣  ᥪ ॡ   ᪠, 室 
        祣   ⠭ RPM.

                ⮤ "Cache overflow and write"  䨪樥
        ।饣 ⮤,    ந    ⮣
         ᥪ, 祬 ஢  ⪫砥. ⮡ ᪫
        ﭨ         ,     ᭠砫  ९
        ⭮   .    ⢥      ⮤,
           ࠢ १  SCSI ᪠.


                            5.3. Average Seek Time

                ।  ६  樮஢     樫.
        ࠦ  ᪮ ᪠ ଠ樨,   ਥ஢
          Average  Access  Time,        ॠ 稭.
        ⥫㠫  ஫,  ⨬騥 樨 ᪠
         ᪠ १ ७  ࠬ.



                            5.4. Maximal Seek Time

                ᨬ쭮       ६      ᪠.      
        樮஢        㫥    ஦      ᫥.
        ᪨,     pp ࠢ 㤢 ।
         樫,  뢠 ࠧ ⪫.

                H    ᪠,    y    p   pp   믮
        ypp  (.. ࠧ 頥  ᯥ譮
        襭  ॠ樨,        㦭
        樫)  pp  p.


                           5.5. Average Access Time

                   p  p  y  (⥭)    y砩y
        ᥪpy   ᪥.   pp ppy ᪮p
        ᪠ p樨  p p쭮 p⢨  p
        ⥭  pp 䠩, p  ﬨ  
              p쭮  ᯮ짮  ᪠  ᪮쪨
        砬  y⨧筮 .



                        5.6. Track-To-Track Seek Time

                ।  ६  室    ᥤ ஦.
        pp  p⨢  p ⮫쪮  p.



                     5.7. Average Linear Read/Write Speed

                p   ᪮p     ⥭/  .
             pp⨪  ᪮p  ⪮  ᪠.
        p   p⥫쭮  y⨬  p  p
        ⥭/     pp뢭  䠩,  pp  .avi,
         p y/  p쭮 p.

                p  ⥭, p  p, 5% 樫p
          ⪮ ᪥  yp py⮢. Hᬮp  ⠪
        쪨  ꥬ  py p孮 py y砥
        祭      p  p,  祬 p p ᥩ
        p孮.


                          5.8. Max. Cache Read Speed

                ᨬ쭠  ᪮ ⥭ ଠ樨  -
        .   ᪮ ⮣ yp, PIO Mode, ஫
               䠪஢.  뢠  ᨬ쭮  y
        ᪮  ⥭,    ᫮,      㦥 室 
        yp.


                            5.9. Random Read Speed.

                  ⥭  砩 ࠧᠭ  ᥬ 
         ࠧ஬  0.5  64Kb.  " ᫥
        졠  ".  筮   ᮢᥬ ⥭  ⮩
        ,    ⭮,      ᪮,   
                ⥭  砩 ᯮ
         䠩.


                               5.10. Speed Index.

                  ᪮p  ⪮ ᪠   ६ 㯠,
        ⠪    ᪮p  ⥭.    pp⨪
         -    , p p⮨ p. 
           ᫨      Speed  Index  (  ,  
        砫쭮  p筠    -    ᫮  pp
        p⥫쭮 yp⢠).

                    ᪫    ᫨,   ⭮襭 Average
        Linear  Read  /  Avgerage  Access  Time  -  p
        ᪮p p  "p" . ᫥ ⮣ 
        p,  ᪮p y  ᪮p ⥭ 
        ᨫ쭮   ᪮p ᪮ p権.


                        5.11. FAT/HPFS386 Speed Index.

                 ⪠ (, 㤠筠)  㣮 
        ந⥫쭮,  ᭮   ⠭ ᮮ⭮襭
        ࠧ ⨯ ᪮ 権  MS DOS  OS/2.

                FAT  Speed  Index  ᭮  ᮮ⭮襭, ७
        -  ମ Quantum  饭   ⮢ ணࠬ
        QBench.   

                    0.65*(0.6*AverageReadSpeed+0.4*AverageWriteSpeed)
        FAT Index = -------------------------------------------------
                                 0.35*AverageAccessTime*10

            ..    ।,       ᫥⥫   
        ⠢  65%  ᪮  権,   砩 - 35%. ஬
        ⮣  ᫥⥫쭮 㯠 60% - 樨 ⥭,  40%
        樨 .

                HPFS386 Speed Index -  १   
        ࠡ⮩  ࠩ  HPFS386    OS/2  ᮡ࠭ ⨪ 
            믮塞  ⢨  - 樨 ணࠬ,
        ᨭ    .

                        0.40*(0.85*AverageReadSpeed+0.15*AverageWriteSpeed)
        HPFS386 Index = ---------------------------------------------------
                                     0.60*AverageAccessTime*10

                ..  ।  砩/᫥⥫ 
          60%/40%. ⥭/  85%/15%.


                        6. ⥫쭠 p.


                        6.1.  易  p.

                ᫨     ᮮ  訡  筮 
        p  pp,    p      yy襭 
        -  py  p  py,   쬮  ,
         , Michael Radchenko  ᫥y騬 pᠬ:

                FidoNet: 2:5025/25
                Internet: Michael_Radchenko@f25.n5025.z2.fidonet.org



                     6.2.    ᫥y pᨩ.

          p  ᥣ,   ॠ ।⢠ ᬮ 
     ⮬᪮     १⮢  ஢
     ᪨ ᪠.

                -  ᤥ ७ py
     SCSI ᪮    p樨  .

        ᫨        - ,   ⥫  
     ࠫ묨    ᫥    HddSpeed,   ,
           ⮬.  ᮡ ୮  ਭ
     ,  㦥  ॠ          -  몥
     ணࠬ஢.


                              6.3. p

                      ᯮ짮  p   
        ࠣ      ⥫쭮  (,  ᮦ, 
        yp襣)      VVSeek   by   Vladimir  L.  Vasilevskij
        (2:5020/279.31@fidonet)        HD-Meter  by  WindWalker.
        ᨡ      ⫨  pp,  y訥  ⮫窮 
        ᮧ HddSpeed!

                ᮡ   ୮   ⥬,    뫠    ᢮
        ᮡ⢥ 楤, 騥  HddSpeed:

                Alexander Naumov (2:5020/79.18@fidonet) -  室
        QDL, ਢ訥  .

                p    C⠭᫠    (2:5020/695.2@fidonet)   
         楤 ࠭ 䨪  PCX ଠ.

                  誮 (2:5020/910.6@fidonet)  業 
         ⫨ ணࠬ HDD_Util.

                  p ᥬ ⥬,    業y
        ,  p᫠  py p ᢮ ⪨ ᪮
         ᮮ騢  訡  pp.

                 襩 p HddSpeed    ⠫ ⠪,
           ᥩ!




         㢠,
                    堨 祭.
