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Windows 7: The Power of FSUTIL Command

FSUTIL is a powerful command-line utility that can provide very technical information about your computer's drives, or if utilized incorrectly can cause damage to the file system.

    Note: To use this utility, it requires administrative permission on the local system.

Below are a few examples of different operations that the command can perform.

Queries volume information
E.g.: fsutil fsinfo volumeinfo c:

Queries NTFS specific volume information
E.g.: fsutil fsinfo ntfsinfo c:

Creates a new file of a specified size
E.g.: fsutil file createnew C:\testfile.txt 1000

    Warning: use this command at your own risk...

Below is a list of supported commands:
  •     Type: fsutil 8dot3name: 8dot3name management
  •     Type: fsutil behavior: Control file system behavior
  •     Type: fsutil dirty: Manage volume dirty bit
  •     Type: fsutil file: File specific commands
  •     Type: fsutil fsinfo: File system information
  •     Type: fsutil hardlink: Hardlink management
  •     Type: fsutil objectid: Object ID management
  •     Type: fsutil quota: Quota management
  •     Type: fsutil repair: Self healing management
  •     Type: fsutil reparsepoint: Reparse point management
  •     Type: fsutil resource: Transactional Resource Manager management
  •     Type: fsutil sparse: Sparse file control
  •     Type: fsutil transaction: Transaction management
  •     Type: fsutil usn: USN management
  •     Type: fsutil volume: Volume management