Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Dokumentacja Pobierz pdf (Strona 2)

Installing and Configuring Linux Guest Operating Systems

Linux Support on VMware ESX

VMwareESXsupportsthewidestrangeofLinuxguestoperatingsystemsofanyvirtualizationproduct.ESX

supportsRedHatEnterpriseLinux2.1,3,4,and5,SUSELinuxEnterpriseServer8,9,and10,andUbuntu

Linux7.04,8.04,and8.10.Inaddition,ESXsupportsalmostallupdatestothesereleases

aswellasspecialized

variantsofthem.See“AppendixA:LinuxVersionsSupportedonESXServer”onpage 20foralistingofLinux

versionssupportedatthetimethispaperwaswritten.Foracomplete,up‐to‐datelistingofguestoperating

systemssupportedbyVMwareproducts,seetheGuest

OperatingSystemInstallationGuide.Foralink,see

“Resources”onpage 19.ChoosingaLinuxdistributionfromthislistoffersperformancebenefitsover

nonsupportedLinuxdistributionsbecauseVMw areproductsoptimizehypervisorsettingsbasedonguest

operatingsystemtypes.

Installing Linux in a Virtual Machine

WhenyoucreatethevirtualmachineinwhichyouplantoinstallyourLinuxguestoperatingsystem,besure

thatitsdevicesaresetupasyouexpect.ThissectiondescribesthecreationofaLinuxvirtualmachinefrom

installablemedia.Onceyouhavecreatedavirtualmachine,youcancreate

templatesandclonesfromthebase

virtualmachine.Thisenablesyoutoprovisionfuturevirtualmachinesquickly.See“CloningaLinuxGuest

OperatingSystem”onpage 9fordetails.ForgeneralinstallationguidelinesforallsupportedLinux

distributions,seetheGuestOperatingSystemInstallationGuide.Foralink,see“Resources”on

page 19.

Memory Recommendations

Besurethevirtualmachineisconfiguredwithatleast512MBofmemoryforRedHatEnterpriseLinux5or

with256MBofmemoryforRedHatEnterpriseLinux3orRedHatEnterpriseLinux4.Ifthememoryinthe

virtualmachineislowerthantherecommendedvalues,RedHat

EnterpriseLinuxpresentsanerrormessage

asitloadscertainVMwaredrivers.

Network Adapter Recommendations

Besuretoselectthecorrectnetworkadapter.Formost32‐bitguestoperatingsystems,youcanselectFlexible

orEnhancedvmxnet.Formost64‐bitguestoperatingsystems,youcanselectE1000orEnhancedvmxnet.

Enhancedvmxnetisnotsupportedonevery32‐and64‐bitLinuxdistribution,but

iftheoptionexists,we

recommendyouselectEnhancedvmxnetasyournetworkadapter.See“vmxnet”onpage 8fordetails.

SCSI Adapter Recommendations

Whencreatingthevirtualmachine,besuretoselecttheLSILogicSCSIadapter.RedHatEnterpriseLinux5

doesnotincludeadriverfortheBusLogicSCSIadapter.ManyLinuxguestoperatingsystemsencounter

problemsinavirtualmachineconfiguredtousetheBusLogicvirtualSCSIadapter.Inmostcases,

VMware

recommendsthatyouusetheLSILogicvirtualSCSIadapterwithallRedHatguestoperatingsystems.

However,ESXServer2.5.2,2.5.3,2.5.4,and2.5.5supportonlytheBusLogicSCSIadapter.VMwareprovidesa

separateBusLogicdriverforRedHatEnterpriseLinux4Upgrades1,2,3,4,and

5.Forinstructionson

downloadingandinstallingadriverfortheBusLogicadapter,seeArchivesforVMwareESXServer2.x.Fora

link,see“Resources”onpage 19.

YoucaninstallRedHatEnterpriseLinux5inavirtualmachineusingthestandardRedHatdistributionCD,

viathebootfloppy/networkmethod,

orfromaPXEserver.IfyouplantouseaPXEservertoinstalltheguest

operatingsystemoveranetworkconnection,youdonotneedtheoperatingsysteminstallationmedia.When

youpoweronthevirtualmachine,thevirtualmachinedetectsthePXEserver.Formoredetailson

installation

throughPXE,seetheVMwareknowledgebasearticle“UsingPXE(PrebootExecutionEnvironment)toInstall

GuestOperatingSystemsoveraNetwork.”Foralink,see“Resources”onpage 19.

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