File system level

• Individual File Systems

  • responsible for managing file & directory data
  • responsible for managing meta-data: timestamps, owners, protection etc
  • translates data between
    • particular FS data: e.g. disk data, NFS data, Coda/AFS data
    • VFS data: attributes etc in standard format
  • e.g. nfs_getattr(….) returns attributes in VFS format, acquires attributes in NFS format to do so.

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