ESX QE450.2 Especificaciones Pagina 193

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VMware, Inc. 193
Chapter 12 Configuring Virtual Machines
ReservationGuaranteedCPUallocationforthisvirtualmachine.
LimitUpperlimitforthisvirtualmachine’sCPUallocation.Select
Unlimitedtospecifynoupperlimit.
Formoreinformationonsharevalues,seetheResourceManagementGuide.
4ClickOKtosaveyourchanges.
TheVirtualMachinePropertiesdialogboxcloses.
Advanced CPU Settings
TheAdvancedCPUResourcespanelletsyousetlowleveloptionsthatinvolve
schedulingthevirtualmachineprocessingtophysicalprocessorcoresand
hyperthreads.ThispaneldoesnotappearforvirtualmachinesinaDRSclusterorwhen
thehosthasonlyoneprocessorcoreandnohyperthreading.
VMwareESXServer
generallymanagesprocessorschedulingwell,evenwhen
hyperthreadingisenabled.Thesettingsonthispageareusefulonlyforfinegrained
tweakingofcriticalvirtualmachines.
TheHyperthreadingSharingoptionprovidesdetailedcontroloverwhetheravirtual
machineshouldbescheduledtoshareaphysicalprocessorcore(assuming
hyperthreadingis
enabledonthehostatall).
TheSchedulingAffinityoptionallowsfinegrainedcontroloverhowvirtualmachine
CPUsaredistributedacrossthehostʹsphysicalcores(andhyperthreadsif
hyperthreadingisenabled).
To change Advanced CPU settings
1ClicktheResourcestab.
2 SelectAdvancedCPUintheSettingslist.
N
OTEHyperthreadingtechnologyallowsasinglephysicalprocessortobehavelike
twologicalprocessors.Theprocessorcanruntwoindependentapplicationsatthesame
time.Whilehyperthreadingdoesnotdoubletheperformanceofasystem,itcan
increaseperformancebybetterutilizingidleresources.Fordetailedinformationabout
hyperthreadingandits
useinVMwareInfrastructure,seetheResourceManagement
Guide(chooseHelp>Manuals).
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