Dell VMware ESX Server 3i Guide d'installation Page 83

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Vue de la page 82
VMware, Inc. 83
Chapter 7 Installing VMware ESX Server Software
LUN Requirements
AlthoughESX Serversupportsupto256LUNsforoperation,theinstallersupportsa
maximumof128LUNs.Ifyouhavemorethan128LUNs,connectthemafterthe
installationiscomplete.TheminimumsupportedLUNcapacityforVMFS3is1200MB.
(S
EE
U
PDATE
)
AnESX Serverhostsupportsonlythefirst256LUNsloadedatboottime.
Yourbootvolumemustbeencounteredinthefirst256LUNs,ortheESX Serverhost
canhangatstartup.Ifyouhaveacontrollerloading256LUNsbeforethebootvolume,
reducethenumberofLUNson
thatcontrollerto256orless.
IfyouhavenotinstalledESX Serversoftware,arrangePCIcontrollercardstodetermine
theLUNorder.
VMwarerecommendsthatyoudonotrearrangedrivecontrollersamongPCIslotsafter
youinstalltheESX Serversoftware.
IfyouwantanESX ServerhosttobootfromaSAN,
allocateanentireLUNtoeach
ESX Serverhost.See theSANConfigurationGuideforpostinstallationconfiguration.
See “RequiredPartitionsonpage 95foradescriptionofVMFS.
ESX ServersoftwaredoesnotsupportbootingfromasharedLUN.Ifyouinstall
ESX ServersoftwareontoasharedLUN,youmightoverwritethedataonthe
shared
LUN.
YoumustdeterminethestatusofyouravailableLUNs.Theinstallercannotdetermine
ifaLUNisshared.
Installing ESX Server
See theUpgradeGuidetoupgradefromapreviousESX Serverversion.
Prepareforthisinstallationbyreading“PreparingtoInstall”onpage 81.
CAUTIONVMwarerecommendsthatyoudisconnecttheSANbeforeyoubeginthe
ESX Serverinstallprocess.Thereisoneexception:IfyouarebootingfromaSAN,then
onlythesystemLUNshouldbepresentedtotheESX Server.AllotherLUNsshouldnot
bepresentedtotheESX Serverduringtheinstallprocess.
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