3
RAID 10
RAID10isastripedcongurationwithRAID1seg-
mentswhosesegmentsareRAID1arrays.Thiscon-
gurationhasthesamefaulttoleranceasRAID1,and
hasthesameoverheadforfault-toleranceasmirroring
alone.RAID10achieveshighinput/outputratesby
stripingRAID1segments.Insomeinstances,aRAID
10congurationcansustainmultiplesimultaneousdrive
failure.Aminimumoffourharddiskdrivesisrequired
forthissetup.
RAID 5
RAID5stripesbothdataandparityinformationacross
threeormoreharddiskdrives.Amongtheadvantages
ofRAID5congurationincludebetterHDDperfor-
mance,faulttolerance,andhigherstoragecapacity.
TheRAID5congurationisbestsuitedfortransaction
processing,relationaldatabaseapplications,enterprise
resourceplanning,andotherbusinesssystems.Use
aminimumofthreeidenticalharddiskdrivesforthis
setup.