–Databeingstripedacrossharddiskdrivegroups
–Providesbothhighdatatransferratesandcompletedataredundancy
•RAIDLevel5-Block-levelstripeddiskarraywithdistributedparity
–ARAIDLevel5harddiskdrivegroupconsistingofatleastthreeharddiskdrives
–Supportedstripsize:8KBto1MB
–Betterperformanceandfaulttolerance
–RAIDLevel5mightnotbeavailableonallmodelsofLSIMegaRAIDadapter
•RAIDLevel6-Block-levelstripeddiskarraywithdualdistributedparity
–ARAIDLevel6harddiskdrivegroupconsistingofatleastfourharddiskdrives
–Supportedstripsize:8KBto1MB
–Betterperformanceandfaulttolerancethatcanstanduptolossoftwoharddiskdrives
–RAIDLevel6mightnotbeavailableonallmodelsofLSIMegaRAIDadapter
EnsurethattheLSIMegaRAIDSASadaptercardisinstalledinyourcomputer,andthattheharddiskdrives
areconnectedtothisadaptercardandnottotheconnectorsonthesystemboard.
EnteringtheLSIMegaRAIDBIOSconfigurationutility
ThissectionprovidesinstructionsonhowtoentertheLSIMegeRAIDBIOSconfigurationutility.
ToentertheLSIMegaRAIDBIOSconfigurationutility,dothefollowing:
1.Duringthecomputerstartup,followtheinstructionsonthescreen.
2.PressCtrl+HtoentertheCONTROLLERSELECTIONwindow.
3.Selectthecontrolleryouwanttoconfigure,andthenclickStarttoentertheLSIMegaRAIDBIOS
configurationutility.
CreatingRAIDvolumesusingtheLSIMegaRAIDBIOSconfigurationutility
ThissectionprovidesinstructionsonhowtocreateRAIDvolumesusingtheLSIMegaRAIDBIOS
configurationutility.
TocreateRAIDvolumesusingtheLSIMegaRAIDBIOSconfigurationutility,dothefollowing:
1.ClickConfigurationWizardontheWebBIOSmainscreentoentertheChoosingtheConfiguration
Typewindow.
2.Presstheupanddownarrowkeystoselectoneofthethreeconfigurationtypes:
•ClearConfiguration:Cleartheexistingconfiguration.
•NewConfiguration:Cleartheexistingconfigurationandcreatenewconfiguration.
•AddConfiguration:Retaintheexistingstorageconfigurationandaddnewharddiskdrives.The
newconfigurationwillnotcauseanydataloss.
3.SelectAddConfiguration,andthenclickNext.Thefollowingtwooptionsaredisplayedinthe
ConfigurationMethodwindow.
•ManualConfiguration:Manuallycreateharddiskdrivegroupsandvirtualharddiskdrives,and
setparameters.
•AutomaticConfiguration:AutomaticallycreateanoptimalRAIDconfiguration.
4.SelectManualConfiguration,andthenclickNext.TheDriveGroupDefinitionwindowisdisplayed.To
createharddiskdrivegroups,dothefollowing:
76ThinkStationP900HardwareMaintenanceManual
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