System Administration Guide: Devices and File Systems
    
U
 
 UDF file system ( Index Term Link )
 
 UFS CDs, SPARC vs. x86 formats ( Index Term Link )
 
 UFS file system ( Index Term Link ) ( Index Term Link )
  extended fundamental types ( Index Term Link )
  large file systems ( Index Term Link )
  mounting ( Index Term Link )
  mounting with /etc/vfstab ( Index Term Link )
  mounting without large files (how to) ( Index Term Link )
  state flags ( Index Term Link )
 
 UFS logging, overview ( Index Term Link )
 
 UFS snapshot
  creating (how to) ( Index Term Link )
  creating a full backup of (howto) ( Index Term Link )
  description ( Index Term Link )
 
 ufsdump command
  end-of-media detection ( Index Term Link )
  full backup example ( Index Term Link ) ( Index Term Link )
  how data is copied with ( Index Term Link )
  how it works ( Index Term Link )
  incremental backup example ( Index Term Link )
  limitations ( Index Term Link )
  options and arguments ( Index Term Link )
 
 ufsdump command (overview) ( Index Term Link )
 
 ufsrestore command ( Index Term Link )
  determining which tapes to use (how to) ( Index Term Link )
  preparing to use (overview) ( Index Term Link )
 
 umount command ( Index Term Link )
 
 umountall command ( Index Term Link )
 
 unallocated directory blocks ( Index Term Link )
 
 unallocated inodes ( Index Term Link )
 
 UNIX file system ( Index Term Link )
 
 unmounting, USB mass storage devices with vold running (how to) ( Index Term Link )
 
 unsupported devices ( Index Term Link ) ( Index Term Link )
 
 USB devices
  acronyms ( Index Term Link )
  audio
   changing the primary device (how to) ( Index Term Link )
   device ownership ( Index Term Link )
   overview of ( Index Term Link )
  bus description ( Index Term Link )
  cables for ( Index Term Link )
  composite device ( Index Term Link )
  compound device ( Index Term Link )
  configuring a USB device (how to) ( Index Term Link )
  connect a USB device (how to) ( Index Term Link )
  connect a USB device subtree (how to) ( Index Term Link )
  device classes ( Index Term Link )
  device nodes ( Index Term Link )
  displaying device information (how to) ( Index Term Link )
  drivers ( Index Term Link )
  host controller and root hub ( Index Term Link )
  hot-plugging (overview) ( Index Term Link )
  keyboards and mouse devices ( Index Term Link )
  mounting mass storage with vold running (how to) ( Index Term Link )
  names of ( Index Term Link )
  overview ( Index Term Link )
  physical device hierarchy ( Index Term Link )
  power management ( Index Term Link )
  resetting a USB device (how to) ( Index Term Link )
  Solaris USB Architecture (USBA) ( Index Term Link )
  storage devices ( Index Term Link )
  supported ( Index Term Link )
  troubleshooting audio device problems ( Index Term Link )
  unmounting mass storage with vold running (how to) ( Index Term Link )
 
 /usr file system ( Index Term Link )