6.1

Table Of Contents
VMware, Inc. 9
Chapter 1 Introduction
4ThesystemrunningtheexternaldatabaseperiodicallycheckstheFTPserverfordatafilesbasedonthe
synchronizationscheduledefinedontheexternaldatabasesystem.
5Whenadatafileisfound,thefollowingprocesstakesplaceontheexternaldatabasesystem:
aThelatestZipfileisdownloaded.
bTheZipfileis
extractedtothedecompressed.csvdatafiles.
cThedatabaseloadingisperformedusingthedatabasespecificloader.
Performance and Scalability
Thefollowingstepsindicatetheamountoftimerequiredtocompleteeachprocess:
ExtractionandflatfilecreationThissteputilizestheADMresourcestothemaximum.Therefore,itis
scheduledtoextractthedataatnightorsomeotherperiodoflowresourceconsumptionandtoallow
enoughtimetocomplete.
TransferringthedatafilesThisstepinvolvesuploadingoftheflatfilesfromtheADMRepository
appliancetotheexternaldatabasehost.ThisstepdoesnotconsumemanyADMresources.However,the
transfertimemightvarygreatlybecauseofnetworkconditionsattheexternaldatabasehostsite.
LoadingthedatabaseThisstepmighttakefewhourstocomplete.