@InProceedings{savage:afraid,
  author = {Stefan Savage and John Wilkes},
  title = {{AFRAID}--- A Frequently Redundant Array of Independent Disks},
  booktitle = {Proceedings of the 1996 USENIX Technical Conference},
  year = {1996},
  month = {January},
  pages = {27--39},
  URL = {http://www.hpl.hp.com/personal/John_Wilkes/papers/AFRAID.ps.Z},
  keywords = {RAID, disk array, parallel I/O, pario-bib},
  comment = {RAID array that relaxes the consistency requirements, to not write
  parity during busy periods, then to go back and update parity during idle
  periods. Thus you sacrifice a little reliability for performance; you can
  select how much.}
}