Q-See Remote Client Software V 4.0.1 Dokumentacja Pobierz pdf (Strona 132)

View Manager Administration Guide

132 VMware, Inc.

Replica2isanexactcopyofParentVM2.Whentherecompositionactioniscomplete

thedesktopwillbeanchoredtoreplica2andtheoperatingsystemdatamodified

accordingly.Theoperatingsystemdataofarecomposeddesktopisreducedinsizeafter

recomposition,howevertheuserdataisunaffected

bythisevent.

Source Virtual Machine

WithVMwareInfrastructure3.5,recompositionisexpeditedbyanadditionalprotected

linkedclonedesktopinVirtualCenterServer,calledasourcevirtualmachine.This

sourcevirtualmachineiscreatedalongsidethereplicawhenalinkedclonedesktop

poolisfirstdeployed.WithVMwareInfrastructure3.5,thesourcevirtualmachineis

locatedwith

thereplicainsideafoldercalledVMwareViewComposerReplicaFolderin

VirtualCenterServer.

Whenarecompositioneventtakesplace,thesourcevirtualmachineisthefirstdesktop

toberecomposedagainstanewsnapshot.ViewComposerremovestheexistinglinked

clonedesktoppoolfromtheVirtualCenterServerandthencopiesthesourcevirtual

machine

asmanytimesasnecessaryinordertoreplaceit.

Thismethodofpoolgenerationoptimizestherecompositionprocessandistypically

muchfasterthanindividuallyrecomposingeachlinkedclonedesktopinthepool.

Desktop Refresh

Adesktoprefreshissimilartoadesktoprecompositionbutwithoutanychangetothe

baseimage.Thisactioniscarriedoutinordertorestorethesystemdataforadesktop

pooltoabaselinestateandtherebyreducethesizeoftheoperatingsystemdataofeach

attachedclone.

Adesktoprefreshcanbecarriedouteitherondemand,asatimedevent,orwhenthe

operatingsystemdatareachesaspecifiedsize.Figure 6‐3illustratestheeffectofthis

action—notethattheuserdatadiskremainsunaffectedbythisevent.

OTEVMwarevSphere4optimizescloning,soitdoesnothavetocreatethesource

virtualmachine.

NOTEDesktoprefreshdoesnotapplytothethinlyprovisioneddisksthatcontainuser

data.

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Q-See Remote Client Software V 4.0.1 Dokumentacja Strona 132