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DOS 6.xx áÅÐÇÔ¹â´ÇÊì 3.1x à·èÒ¹Ñé¹
¡Ã³ÕãªéÇÔ¹â´ÇÊì 95/98/ME á¹Ð¹ÓãËéÍèÒ¹ à·¤¹Ô¤¡ÒúÓÃاÃÑ¡ÉÒÇÔ¹â´ÇÊì 98 / ME

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à¹×èͧ¨Ò¡á¿éÁ¢éÍÁÙÅáÅÐâ»Ãá¡ÃÁÊèǹãË­è¨Ð¶Ù¡à¡çºäÇéã¹ÎÒÃì´´ÔÊ¡ì ´Ñ§¹Ñé¹ËÒ¡ÎÒÃì´´ÔÊ¡ìàÊÕÂËÒ ¡ç¨ÐäÁèÊÒÁÒö
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»Ñ­ËÒ·ÕèÁÑ¡à¡Ô´¢Ö鹡ѺÎÒÃì´´ÔÊ¡ìä´éá¡è Cross-linked »¡µÔâ¤Ã§ÊÃéÒ§¢éÍÁÙÅÀÒÂã¹ÎÒÃì´´ÔÊ¡ì
¨Ð¨Ñ´àÃÕ§µÒÁÅӴѺ¢Í§ä´àä·ÍÃÕèÃÒ¡ (Root Directory) áÅÐä´àä·ÍÃÕèÂèÍ (Sub Directory) áÅÐá¿éÁ¢éÍÁÙÅ (File)
â´Â¼Ùéãªé§Ò¹ÊÒÁÒöÂéÒÂä´àä·ÍÃÕèä»·Õèã´¡çµÒÁ·Õèµéͧ¡Òà áµèàÁ×èÍà¡Ô´ Cross-linked ¨ÐäÁèÊÒÁÒöà¢éÒ¶Ö§ (Access)
ä´àä·ÍÃÕèºÒ§ä´àä·ÍÃÕèã¹ÎÒÃì´´ÔÊ¡ìä´é àÁ×è;ÂÒÂÒÁà¢éÒ仨ÐÁÕ¢éͤÇÒÁá¨é§ÇèÒäÁèÁÕä´àä·ÍÃÕè´Ñ§¡ÅèÒÇ
«Öè§áÊ´§ÇèÒÁջѭËÒà¡ÕèÂǡѺ Cross-linked à¡Ô´¢Öé¹ µé¹à˵آͧ»Ñ­ËÒÍÒ¨ÁÒ¨Ò¡¢³Ð·Õèãªé§Ò¹¤ÍÁ¾ÔÇàµÍÃìÍÂÙèà¡Ô´¡ÃÐáÊä¿¿éҢѴ¢éͧ
·ÓãËé¤ÍÁ¾ÔÇàµÍÃìËÂØ´·Ó§Ò¹¡ÃзѹËѹ â´Â·Õè¼Ùéãªé§Ò¹ÂѧäÁèä´éºÑ¹·Ö¡¢éÍÁÙÅ¡è͹ËÃ×Íà¡Ô´¨Ò¡¤ÇÒÁ¼Ô´¾ÅҴ㹡ÒÃÍèÒ¹-à¢Õ¹¢éÍÁÙŢͧÎÒÃì´´ÔÊ¡ì
«Öè§à»ç¹ÊÒà˵آͧ¡ÒÃà¡Ô´ Lost Chain áÅÐà¡Ô´ Lost Cluster ¢Öé¹µÒÁÅӴѺ

àÁ×èÍà¡Ô´ Cross-Linked Error ¹Í¡¨Ò¡¨Ð·ÓãËéà¢éÒ¶Ö§ä´àä·ÍÃÕèºÒ§ä´àä·ÍÃÕèã¹ÎÒÃì´´ÔÊ¡ìäÁèä´éáÅéÇ
ÂѧÍÒ¨·ÓãËéãªé§Ò¹â»Ãá¡ÃÁºÒ§â»Ãá¡ÃÁäÁèä´é´éÇ âÍ¡ÒÊ·Õè¨Ðà¡Ô´ Cross-linked¹Ñé¹à¡Ô´¢Öé¹ä´éàÊÁÍ


¡ÒõÃǨÊͺ Cross-Linked Error ÊÓËÃѺ´ÍÊ
µÃǨÊͺä´éâ´Âãªé¤ÓÊÑè§ ÅӴѺ¡ÒõÃǨÊͺÁմѧ¹Õé
- µÃǨÊͺµÒÃÒ§¾ÒÃìµÔªÑè¹
- µÃǨÊͺºÙµàÃ礤ÍÃì´ (Boot Record)
- µÃǨÊͺµÒÃÒ§ FAT (File Allocation Table)
- µÃǨÊͺâ¤Ã§ÊÃéÒ§ä´àä·ÍÃÕè
- µÃǨÊͺâ¤Ã§ÊÃéÒ§ä¿Åì
- µÃǨÊͺ Lost Cluster
- µÃǨÊͺ¾×é¹·Õè´ÔÊ¡ì (ÁÕ੾ÒÐ㹤ÓÊÑè§ Scandisk à·èÒ¹Ñé¹ )


ÊÓËÃѺ´ÍÊ ãªé¤ÓÊÑè§ CHKDSK (CHECK DISK )
ËÃ×ͤÓÊÑè§ SCANDISK·Ñé§Êͧ¤ÓÊÑè§ÍÂÙèã¹ä´àä·ÍÃÕè C:\DOS

¡ÒÃàÃÕ¡ãªé¤ÓÊÑè§àÃÕ¡·Õè´ÍʾÃéÍÁ
àÁ×èÍãªé¤ÓÊÑ觴ѧ¡ÅèÒǨÐÁÕ¡ÒõÃǨÊͺµÒÁ¢Ñ鹵͹¡ÒõÃǨÊͺÎÒÃì´´ÔÊ¡ì¾ÃéÍÁ·Ñé§ÃÒ§ҹàÁ×èÍàÊÃç¨ÊÔ鹡ÒõÃǨÊͺ
ºÃ÷Ѵ·Õè¨Óà»ç¹µéͧãËé¤ÇÒÁʹ㨤×Í LOST CLUSTER µÑÇÍÂèҧ˹éÒ¨ÍàÁ×èÍãªé¤ÓÊÑè§ SCANDISK áÅеÃǨ¾º LOST CLUSTER
Volume BLDG_MNGR_1 created 12-01-1996 4:07p
Volume Serial Number is 0632-10FD
    120971264 bytes total disk space
    8085504 bytes in 6 hidden files
    622592 bytes in 277 directories
    73881600 bytes in 6314 user files
    38381568 bytes available on disk
    2048 bytes in each allocation unit
    59068 total allocation units on disk
    18741 available allocation units on disk
    55360 total bytes memory
    501440 bytes free


¤ÓÊÑè§ Scandisk ÁÕã¹äÁâ¤Ã«Í¿µì´ÍÊàÇÍÃìªÑè¹ 6.0 ¢Öé¹ä»à·èÒ¹Ñé¹

¡ÒõÃǨÊͺ Cross-Linked Error ÊÓËÃѺÇÔ¹â´ÇÊì 95
ÊÓËÃѺÇÔ¹â´ÇÊì 95 ¤ÓÊÑè§à¡ÕèÂǡѺ¡ÒõÃǨÊͺ´ÔÊ¡ìÂѧàËÁ×͹¤ÓÊÑ觢ͧ´ÍÊ áµèà»ÅÕè¹ä´àä·ÍÃÕè ·Ñé§ CHKDSK SCANDISK
ÍÂÙèã¹ä´àä·ÍÃÕÂèÍ COMMAND ¢Í§ä´àä·ÍÃÕè Windows ¡ÒÃàÃÕ¡ãªé§Ò¹¨Ðà»ç¹¡ÒÃàÃÕ¡ãªé§Ò¹ã¹âËÁ´¢Í§´ÍÊ
â´ÂÊÃéÒ§àÁ¹ÙÅÑ´ (Shortcut ) ËÃ×ÍÍÍ¡ä»ÊÙè´ÍʾÃéÍÁáÅéÇàÃÕ¡·Õè ´ÍʾÃéÍÁ ¡çä´é (à¡ÕèÂǡѺ¡ÒÃÊÃéÒ§ªÍÃ쵤ѷÍèÒ¹¨Ò¡¤ÙèÁ×Í¡ÒÃãªé§Ò¹ÇÔ¹â´ÇÊì 95)
àÁ×èÍÍÍ¡ä»ÊÙè´ÍʾÃéÍÁ â´ÂàÅ×Í¡ àÃÔèÁSTART | PROGRAM | DOS PROMPT ¡çàÃÕ¡ãªé¤ÓÊÑè§ä´é ¹Í¡¨Ò¡Êͧ¤ÓÊÑ觢éÒ§µé¹áÅéÇ
ÊÓËÃѺÇÔ¹â´ÇÊì 95 ÂѧÁÕ SCANDISKW.EXE ÊÓËÃѺµÃǨÊͺÎÒÃì´´ÔÊ¡ìáÅдÔÊ¡ìà¡çµÊÓËÃѺÇÔ¹â´ÇÊì 95 ¡ÒÃàÃÕ¡ãªé§Ò¹·Óä´é
â´ÂàÅ×Í¡ àÃÔèÁ START | Program | Accessories | Disk Tools | Scandisk
Ëҡ㹤ÍÁ¾ÔÇàµÍÃìÁÕ´ÍÊáÅеéͧ¡ÒõԴµÑé§ÇÔ¹â´ÇÊì 95 àÁ×è͵ԴµÑé§ÇÔ¹â´ÇÊì 95 ¤ÓÊÑè§à¡ÕèÂǡѺ¡ÒèѴ¡ÒôÔÊ¡ìã¹ä´àä·ÍÃÕè¢Í§´Íʨж١źÍÍ¡â´ÂÍѵâ¹ÁÑµÔ à¾×èÍ»éͧ¡Ñ¹¡ÒÃàÃÕ¡ãªé¤ÓÊÑ觹Õé¨Ò¡´ÍÊ à¹×èͧ¨Ò¡¡ÒèѴ¡ÒÃâ¤Ã§ÊÃéÒ§¢éÍÁÙŢͧ·Ñé§ÊͧÃкº»¯ÔºÑµÔ¡ÒÃäÁèàËÁ×͹¡Ñ¹ ´ÍʨѴâ¤Ã§ÊÃéÒ§á¿éÁ¢éÍÁÙÅẺ 16 ºÔµ áÅÐãªéâ¤Ã§ÊÃéÒ§ FAT (Flie Allocation Table) áµèÇÔ¹â´ÇÊì 95 ¨Ñ´â¤Ã§ÊÃéÒ§¢éÍÁÙÅẺ HPMS (High Performance File System) Ẻ 32 ºÔµ «Öè§ÊÒÁÒöãªé§Ò¹¤Ãͺ¤ÅØÁÃкº¨Ñ´¡ÒÃá¿éÁ¢éÍÁÙŢͧ´ÍÊà´ÔÁä´é

ËéÒÁãªéâ»Ãá¡ÃÁµÃǨÊͺáÅÐàÃÕ§¢éÍÁÙÅÎÒÃì´´ÔÊ¡ì·ÕèÍ͡ẺÊÓËÃѺ´ÍÊáÅÐÇÔ¹â´ÇÊì 3.11¡Ñº¤ÍÁ¾ÔÇàµÍÃì·ÕèãªéÇÔ¹â´ÇÊì 95 à»ç¹Íѹ¢Ò´à¾ÃÒШзÓãËéà¡Ô´»Ñ­ËÒ㹡ÒÃà¢éÒ¶Ö§¢éÍÁÙź¹ÎÒÃì´´ÔÊ¡ì áÅзÓãËéäÁèÊÒÁÒöãªé§Ò¹ÇÔ¹â´ÇÊì 95 ä´é

¡ÒëèÍÁá«Á Cross-Linked Error áÅÐ Lost Cluster
àÁ×è͵ÃǨÊͺ¾º»Ñ­ËÒ Cross-Linked Error áÅÐ Lost Cluster ÊÒÁÒöá¡éä¢ËÃ×Í«èÍÁá«Áä´éâ´ÂãªéÍÍ»ªÑè¹ FIXED DISK («èÍÁá«ÁÎÒÃì´´ÔÊ¡ì)
ÍÍ»ªÑ蹴ѧ¡ÅèÒÇ¡Ó˹´ä´éàÁ×èÍàÃÕ¡ãªé¤ÓÊÑè§ CHKDSK ´Ñ§¹Õé
C:>DOS\ CHKDSK /F
C:>DOS\ SCANDISK
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¡ÒÃàÃÕ§ÅӴѺ¢éÍÁÙÅÀÒÂã¹ÎÒÃì´´ÔÊ¡ì
àÁ×èÍãªé§Ò¹¤ÍÁ¾ÔÇàµÍÃìä»ÃÐÂÐ˹Öè§ «Öè§ÃÐËÇèÒ§ãªé§Ò¹¼ÙéãªéÍÒ¨ÊÃéÒ§á¿éÁ¢éÍÁÙÅà¾ÔèÁËÃ×Íźá¿éÁ¢éÍÁÙÅ·ÕèäÁèµéͧ¡ÒÃáÅéÇÍÍ¡
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«Öè§ÁռŷÓãËéãªéÃÐÂÐàÇÅÒ㹡Òäé¹ËÒâ»Ãá¡ÃÁËÃ×Íá¿éÁ¢éÍÁÙŹҹ¢Öé¹ ¨Óà»ç¹µéͧá¡é䢫Ö觷Óä´éâ´ÂàÃÕ§ÅӴѺ¢éÍÁÙÅãËÁè â´Âãªé¤ÓÊÑè§àÃÕ§ÅӴѺá¿éÁ¢éÍÁÙŢͧÃкº»¯ÔºÑµÔ¡ÒÃ
ä´éá¡è DEFRAG ¢Í§´ÍÊ 6.22

¡ÒÃãªé¤ÓÊÑè§ Defrag
C:\DOS> Defrag

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- àÅ×Í¡àÃÕ§ÅӴѺ¢éÍÁÙÅ·Ñé§ËÁ´ (Full Optimizing)
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- àÅ×Í¡¨Ñ´ÃÐàºÕº੾ÒФÅÑÊàµÍÃì¢Í§ÎÒÃì´´ÔÊ¡ì·ÕèÁÕá¿éÁ¢éÍÁÙÅ (File Only)
ãËéàÃÕ§ÅӴѺ੾ÒФÅÑÊàµÍÃì·ÕèÁÕ¢éÍÁÙÅà·èÒ¹Ñé¹ â´ÂäÁèʹ㨤ÅÑÊàµÍÃì·ÕèÁÕ·ÕèÇèÒ§ àËÁÒÐÊÓËÃѺÎÒÃì´´ÔÊ¡ì·ÕèÁÕ»ÃÔÁÒ³¾×é¹·Õèà¡çº¢éÍÁÙÅÁÒ¡¡ÇèÒ»ÃÔÁÒ³·ÕèÇèÒ§
- àÅ×Í¡¨Ñ´ÃÐàºÕº੾ÒФÅÑÊàµÍÃì¢Í§ÎÒÃì´´ÔÊ¡ì·ÕèÇèÒ§ (Space Only)
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