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1、HowtouseiSCSIonMacOSXiSCSIisanetworkstorageprotocolthatallowssendingandreceivingofSCSIcommandsoveraTCP/IPnetwork.ThisallowsyoutoleverageEthernet,alowcostnetworkmediumtogetSANperformanceandnetworkbasedstorage.WhileyoucanuseprettymuchanyEthernetswitch,I’d
2、recommendthatifyou’regoingtouseiSCSIthatyoudedicateaswitchtoit,orusequalityswitchesandbuildadedicatedVLANforyouriSCSItraffic.Recently,I’verecentlybeenseeingalotoftrafficaboutwhetherornotyoucanuseiSCSIwithMacOSX.Theanswer,yes.AswithXsan,togetstartedwithi
3、SCSIyou’llneedaninitiatorandatarget.StudioNetworkSolutions(SNS)providesasoftware-basediSCSIinitiatorcalledglobalSANthatcanbedownloadedandusedfreeofchargefromtheirsite.AlternativelyyoucanalsolookintotheAttoXtendSAN,whichrunsabout$200for1userwithvolumesdi
4、scountslashingthepricestoabout$90for100users.SoftwarebasedinitiatorswillusetheCPUofyoursystemandabuilt-inorthirdpartystandardEthernetport,butyoucanalsobuyadedicatedcardwhichwilloffloadtheprocessingpowertothecard,whichinsomecaseswillberequiredforvariousp
5、erformancereasons.Forthepurposeofthisarticlewe’regoingtousetheSNSglobalSANsoftware.Forthepurposesofthishowto,we’reusingthefreeversionofsoftwarecalledStarwindfromRocketDivision.However,we’vealsotestedLeftHand,Isilon,OpenFiler,iSCSITarget(fromMicrosoft)an
6、dmanyothers(includingdozensofappliances)withtheMac.Soforstarters,fireupyouriSCSIstorageandshareitout.Next,extracttheinstallerasseenintheglobalSANinstallerscreenshot.globalSANInstallerNext,launchtheinstallerandclickontheContinuebuttonattheWelcomescreen.g
7、lobalSANWelcomeScreenAttheSoftwareLicenseAgreementscreen,readthelicensingagreementandthenclickontheContinuebuttonifyouagreetotheterms.globalSANLicenseAgreementScreenAttheuninstallscreen,clickoncontinue.Ifyoulaterneedtouninstallthesoftwareyouwouldre-runt
8、hisinstallerandclickontheUninstallbutton.globalSANUninstallScreenAttheStandardInstallscreenyoucanclickontheCustomInstallbuttontoallowyoutochoosewhichpackageswithinthemetapackagetoinstall.Itisbesttoleavethemallcheckedandthenclicko
