User`s guide

VMware, Inc. 199
Glossary
virtualmachine
Avirtualizedx86PCenvironmentinwhichaguestoperatingsystemand
associatedapplicationsoftwarecanrun.Multiplevirtualmachinescanoperateon
thesamehostsystemconcurrently.
virtualmachineconfigurationfile(.vmx)
Afilecontainingavirtualmachineconfiguration.This.vmxfileexistsafteryou
createavirtualmachine.
Thefilecontainsdetailsaboutthevirtualhardwareand
otherconfigurationareas.
virtualrouter
Avirtualmachinethatspecificallyroutespacketsbetweenothervirtualmachines.
Stage Managerconfiguresthevirtualrouterwhenyoudeployafenced
configurationanddeletesitwhenyouundeploytheconfiguration.
Stage Managerdoesnotcreateavirtualrouterfor
theBlockTrafficInandOut
fencingmode.
virtualswitch
AvirtualizednetworkswitchusedbyESXServertomanagetrafficbetweenvirtual
machines,theserviceconsole,andthephysicalnetworkadaptersontheESX
Servermachine.
VMFS(VirtualMachineFileSystem)
Afilesystemthatisoptimizedforstoringvirtualmachines.One
VMFSpartitionis
supportedperSCSIstoragedeviceorLUN.DifferentversionsofESXServermight
usedifferentversionsofVMFS.Forexample,VMFS3wasintroducedwithESX
Server3.
VMkernel
InESXServer,ahigh‐performancehypervisorthatoccupiesthevirtualization
layerandmanagesmostofthephysicalresourceson
thehardware,including
memory,physicalprocessors,storage,andnetworkingcontrollers.
VMotion
AfeaturethatenablesyoutomoverunningvirtualmachinesfromoneESXServer
systemtoanotherwithoutinterruptingservice.Itrequireslicensingonboththe
sourceandtargethosts.VMotionisactivatedbytheVirtualCenteragent,and
VirtualCenterServercentrally
coordinatesallVMotionactivities.Seealso
VirtualCenterServer.
.vmx
Seevirtualmachineconfigurationfile(.vmx).