Specifications

Basic System Administration
186 VMware, Inc.
To change the virtual processor or CPU configuration
IfthevirtualmachineisonanESXServerhostandyouhaveVirtualSMPforESX
Server,whichsupportssymetricmultiprocessors(SMP),youcanconfigureavirtual
machinetohaveuptofourvirtualprocessorsorCPUs.VirtualSMPcanusetwo‐way
orfour‐waySMP.Virtualmachines
cannothavemorevirtualCPUsthantheactual
numberoflogicalCPUsonthehost—thatis,thenumberofphysicalprocessorcoresif
hyperthreadingisdisabledortwotimesthenumberofphysicalprocessorcoresif
hyperthreadingisenabled.FormoreinformationaboutusingSMP,consultthe
VMwareKnowledgeBase.

1ClicktheHardwaretab.
2ClickVirtualProcessororCPUintheHardwarelist.
3 Selectthenumberofvirtualprocessorsforthevirtualmachine.
YoumusthaveVMwareVirtualSMPforESXServerifyouwantmorethanone
virtualprocessororCPUforthevirtualmachine.IfyoudonothaveVMware

VirtualSMPforESXServer,thevirtualmachinecanhaveonlyonevirtual
processororCPU.
4ClickOKtosaveyourchangesandclosethedialogbox.
Changing Virtual Machine Options
YoucanchangethefollowingsettingsintheOptionstab:
 GeneralOptions—Virtualmachinedisplaynameandtypeofguestoperating
system.(Read‐only)locationofvirtualmachineanditsconfigurationfile.
 VMwareTools—PowerControlsbehavior,VMwareToolsscriptsandautomatic
updates.
 PowerManagement—VirtualmachineSuspendbehavior.
 Advanced>General—Acceleration,logging,debuggingandstatistics.
 Advanced>CPUIDMask—Nxflagandadvancedidentificationmaskoptions.
 Advanced>BootOptions–Virtualmachinebootoptions.
 Advanced>Paravirtualization—VMIparavirtualizationenablement.
N
OTENotallguestoperatingsystemssupportSMP,andsomethatdorequire
reinstallationifthenumberofCPUschanges.
(S EE U PDATE ) Changingthenumberofprocessorsanimportedvirtualmachineusesis
notsupported.