VMware, Inc. 87
Chapter 4 Creating and Upgrading a Virtual Machine
Normal and Independent Disk Modes
TheoptiontoselectnormalorindependentmodeisavailableonLinuxhostsforcustom
configurationsonly.Normalmodemeansyouwanttoincludedisksinanysnapshots
youtake.Ifyoudonotwantdataonthedisktoberecordedwhenyoutakeasnapshot
ofthevirtualmachine,yo
ucanconfigurethedisktobeindependent.
Ifyouconfigurethedisktobeindependent,youcanfurtherspecifywhetherchanges
youmaketothediskaretopersistorbediscardedwhenyoupoweroffthevirtual
machineorrestoreittoasnapshot.
AlthoughforWindowshosts,thisc
onfigurationsett
ingisnotavailableintheNew
VirtualMachinewizard,youcanexcludevirtualdisksfromsnapshotsbyusingthe
virtualmachinesettingseditor.See“ExcludeaVirtualDiskfromSnapshots”on
page 207.
Virtual Disks and Physical Disks
Thisoptionisavailableforcustomconfigurationsonly.Ifyouuseatypical
configuration,anewvirtualdiskiscreatedandusedforthevirtualmachine.Virtual
disksarethebestchoiceformostvirtualmachines.Theyareeasytosetupandcanbe
movedtonewlocationsonthesam
ehostcomputerortodifferenthostcomputers.
Evenforcustomconfigurations,youusuallychoosetheoptionCreateaNewVirtual
Disk.InsomecasesyoumightwanttochooseUseanExistingVirtualDisk,tousea
virtualdiskyoucreatedpreviously.Thewizarddisplaysapageforyoutoenterth
e
pathorbrow
setotheexistingvirtualdisk(.vmdk)file.
Itispossibletouseaphysicalharddisk(a“raw”disk)orIDEdiskpartitioninavirtual
machine.Donotuseaphysicaldiskconfigurationunlessyouareanexpertuser.See
“UsingPhysicalDisksinaVi
rtualMachine”onpage 244.
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