Test Disk - Filesystem Repair

Filesystem Repair

TestDisk can deal with some specific logical filesystem corruption:

  • File Allocation Table, FAT
    • FAT12 and FAT16
      • Find filesystem parameters to rewrite a valid boot sector
      • Use the two copies of the FAT to rewrite a coherent version
    • FAT32
      • Find filesystem parameters to rewrite a valid boot sector
      • Restore the boot sector using its backup
      • Use the two copies of the FAT to rewrite a coherent version
  • exFAT
    • Restore the boot sector using its backup
  • NTFS
    • Find filesystem parameters to rewrite a valid boot sector
    • Restore the boot sector using its backup
    • Restore the Master File Table (MFT) from its backup
  • Extended file systems, ext2, ext3 and ext4
    • Find backup superblock location to assist fsck
  • HFS+
    • Restore the boot sector using its backup

Read more about this topic:  Test Disk

Famous quotes containing the word repair:

    “The office ... make[s] its incumbent a repair man behind a dyke. No sooner is one leak plugged than it is necessary to dash over and stop another that has broken out. There is no end to it.”
    —Herbert Hoover (1874–1964)