Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Dokumentacja Pobierz pdf (Strona 3)

Installing and Configuring Linux Guest Operating Systems

RatherthaninstallingfromaphysicalCD‐ROM,youcancreateanISOimagefilefromtheinstallation

CD‐ROM.UsinganISOimagefileinthiswaycanbeparticularlyconvenientifyouneedtoinstallthesame

operatingsysteminmultiplevirtualmachines.YoucanstoretheISOfile

onthehostmachineoronanetwork

driveaccessiblefromthehostmachine.ThenintheVIClient:

1Right‐clickthevirtualmachineinwhichyouwanttoinstallthenewguestoperatingsystemandclickEdit

Settings.

2 SelectCD/DVDDrive1undertheHardwaretab,selectConnectatpower

on,andbrowsetotheISOfile

underDatastoreISOfile.

3PoweronyourvirtualmachinebyclickingthePowerOnbutton.

4Followtheinstructionsin“InstallationSteps”onpage 3.

5 ChangebacktotheirnormalsettingsforCD/DVDDrive1ifyoudonotwanttheISOfiletoremain

connected

duringsubsequentreboots.

Installation Steps

1Followtheinstallationstepsasyouwouldforaphysicalmachine.Besuretomakethechoicesoutlinedin

thefollowingsteps.

2 AllowautomaticpartitioningofthedisktooccurintheAutomaticPartitioningscreenorpartitionthe

virtualdiskmanuallyifyoudonotwanttousetheRedHat

defaults.Youmightseeawarningthatbegins

“Thepartitiontableondevice<devicename>wasunreadable.Tocreatenewpartitionsitmustbe

initialized,causingthelossofALLDATAonthedrive.”Thisdoesnotmeanthatanythingiswrongwith

theharddriveonyourphysicalcomputer.Itsimply

meansthatthevirtualharddriveinyourvirtual

machineneedstobepartitionedandformatted.

3ClickYestopartitionandformatthevirtualharddrive.

4DonotselecttheVirtualizationsoftwareoptionduringtheinstallation.UnchecktheVirtualizationbox.

Ifyouselectthisoption,RedHatEnterpriseLinux5or

FedoraCore7installstheXenhypervisoranda

XenLinuxkernel.Youmightexperienceanumberofperformanceandfunctionalityissues.Formore

information,seetheVMwareknowledgebasearticle“RHEL5andFC7GuestsInstalledwithRedHat

VirtualizationAffectsPerformanceofVirtualMachine.”Foralink,see“Resources”

onpage 19.

Choosing a Kernel

SomeolderLinuxdistributionssuchasRedHatEnterpriseLinux3andRedHatAdvancedServer2.1install

kernelsoptimizedforAMDprocessorswhenoneisdetectedatinstalltime.Ifavirtualmachinewithsuchan

AMDLinuxkerneliseverrunonanIntel‐basedhost,itcanencounter

problems,asdescribedintheVMware

knowledgebasearticle“LinuxGuestMovedtoaSystemwithDifferentProcessorTypePanicsDuringBoot.”

Foralink,see“Resources”onpage 19.KernelsthatareoptimizedforIntelprocessorsarealsocompatiblewith

AMDprocessorsanddonothavethisissue,however, it

isbettertomatchthekerneltothehardwareplatform.

Currentlyfor64‐bitprocessors,LinuxvendorshaveasinglekernelforAMDandIntelplatforms,sothisisnot

anissuefor64‐bitguestoperatingsystems.

ItisalsoimportanttoselectaLinuxkernelthatisappropriatefor

yourneeds.Linuxdistributionstypically

offerachoiceofprecompiledkernelsoptimizedforvarioussystemmemoryandSMPconfigurations.Asa

roughruleofthumb,kernelsoptimizedforthefollowingsystemsarelistedinorderofperformance:

 Uniprocessor(UP).

 Symmetricmultiprocessor(SMP).

 Symmetricmultiprocessorwithphysicaladdressextensions(SMP‐PAE).

 Symmetricmultiprocessorwithphysicaladdressextensionsandseparationofkernelanduserspace

entirelysothateachcanmakefulluseofthe4GBvirtualaddressspaceon32‐bitsystems(SMP‐PAE,

4G/4Gsplit).TheseSMP‐PAE,4G/4GsplitkernelsarenotsupportedbyVMwareproducts.

1 2 3 4 5 6 7 8 ... 22 23

Komentarze do niniejszej Instrukcji

Brak uwag

Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Dokumentacja Strona 3

Komentarze do niniejszej Instrukcji

Powiązane produkty i podręczniki dla Serwery Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION