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Chapter 6 Application Patterns

Figure 6‐4showsanapplicationpatterndefinitionthatcontainsbothmandatoryandoptionalelements.

Figure 6-4. Mandatory and Optional Elements in an Application Pattern Definition

Unifying Node Rules

Theendpointsofanapplicationpatterninstancemightbesharedbyotherentities.Unificationallowsyouto

identifyallentitiesthatsharearesourceasasingleapplicationpatterninstance.

Tohelpidentifyallsimilarinstancesthatsharethesamecomponents,youcanspecifyanode‐basedruleasa

unification

rule.Whentheruleisapplied,itresultsinoneinstancebeingdetected,insteadofseveralthat

containallthesamecomponents.

Forexample,youmightnotknowhowmanyADMCollectorcomponentsexistinaninstanceofanADM

application.Youcouldendupwithmultipleinstancesinsteadofjust

one,asshowninFigure 6‐5.

Figure 6-5. Multiple Instances Sharing the Same Components Identified Without Unification

Whenyouspecifyanoderuleasaunificationrule,theapplicationpatterndefinitionunitesall

aggregator‐collectorinstancesthatsharethesameADMaggregatorintooneinstanceasshowninFigure 6‐6.

Application

server

(mandatory)

Oracle

database

Gateway

(optional)

server

client

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VMware VCENTER APPLICATION DISCOVERY MANAGER 6.1 - REPOSITORY Guida Utente Pagina 57