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WIDNOWS FILE SYSTEMS

Malisa Jovic 2007/0299 malisha.jovic@gmail.com. WIDNOWS FILE SYSTEMS. Uvod. Lokalni fajl sistemi podrzani na Microsoft Windows operativnim sistemima : File Allocation Table (FAT) New Technology File System(NTFS Universal Disk Format (UDF). Uvod.

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WIDNOWS FILE SYSTEMS

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  1. MalisaJovic 2007/0299 malisha.jovic@gmail.com WIDNOWSFILE SYSTEMS

  2. Uvod

  3. Lokalnifajlsistemipodrzanina Microsoft Windows operativnimsistemima: • File Allocation Table (FAT) • New Technology File System(NTFS • Universal Disk Format (UDF) Uvod

  4. Nastaokrajem 70-ih, pocetkom 80-ih godina 20-og veka • Razvijenkaojednostavanfajlsistempogodanza floppy diskovevelicinemanje od 500KB • Tokomvremena je napredovaotako da sadapostoje 3 tipa FAT fajlsistema: FAT12, FAT16, and FAT32 FAT ISTORIJA

  5. FAT

  6. Idealan je za flash diskove, memory kartice i naravno floppy diskove. ZASTO? • Prijateljskanastrojenostkaelektricnimuredjajima. (lakzaimplementaciju) • Kopmatibilanostsaprethodnim OS-ima • Nemanepotrebnihfunkcija(pravopristupa) FAT MEDIJI

  7. OS ne podrzava NTFS (npr. WIN98) • Boot floppy diskom FAT NA HARD DISKOVIMA

  8. Ogranicenjevelicinediska(2TB, kasnije 32GB) • Data transfer ogranicenja(ne podrzava ADS) • No defect management support • Performanse (no clustering) FAT OSOBINE

  9. Napravljenspecijalnoza Windows NT kaounapredjenaverzija HPFS NTFS ISTORIJA

  10. Vecinaracunaraimafixne hard diskove • Racunarisunasliprimenu u mnogimoblastimakaostosu: • File sharing serveri • Mail serveri • Database serveri … NTFS MEDIJI

  11. Recoverability • Availability • Security • Optimizacijakoriscenjaprostora • Brzina • Podrzavanjevelikihdiskova NTFS OSOBINE

  12. Cilj je bio napravitiuniverzalan file sistemza read-only medije i re-writeable optickemedije • Naslednik je CD-ROM file sistema(CDFS iliISO-9660) UDF ISTORIJA

  13. UDF

  14. CD Media: • CD-R • CD-RW • CD-MRW DVD Media: • DVD-R • DVD+R • DVD-RW • DVD+RW • DVD+MRW • DVD-RAM UDF MEDIJI

  15. OmogucavanacinrazmenepodatakamedjurazlicitimoperativnimsistemimaOmogucavanacinrazmenepodatakamedjurazlicitimoperativnimsistemima • Idealanza audio i video fajlove (real-time marking) • Defect management • Velicinadiska (8TB) • Performanse (clustering, CHKDSK) UDF OSOBINE

  16. Svaki od ovihfajlsistemaimasvojeprednosti i mane, tako da se ne mozerecikoji je generalnonajbolji. • Ali se zatozaodredjenediskovepreporucujeodredjenifajlsistem. Zakljucak

  17. PITANJA? Hvalanapaznji

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