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1、Welcometotech-trainingforEMCcustomersJan2003WhatwewillcoverSymmetrixarchitectureoverviewMonitoringtools(S/EandECC4.x,5.x)Binfileindraft4.CustomerservicespecificationsHerewego…Chapter1SymmetrixarchitectureoverviewSymmetrixevolution1991Symm21memorybus,Bus/Tagonly,mirr
2、oronly1993Symm32memorybuses,1processorchip(6803033Mhzmotorola)1995Raid-SandSRDFintroducedSymmetrixevolution1997Symm42memorybuses,2microprocessorchips(66Mhz68060)1998Symm4.82microprocessorchips(75Mhz),UltraSCSIbackend2000Symm5,Symm5.54memorybuses,2microprocessor(Powe
3、rPC)5266microcode,symmwinonly2003Symm6Brandnewfeatures5669onlySymmetrix5FamilyBison-8730Greywof-8430Wolverine-8130FlexibilityFeaturesMultipleDiskArchitecturesSupported3380-D,-E,and-KModels3390-1,-2,-3,and-9ModelsFBA-OpenSystemsDiskArchitectureHyperVolumeExtension(HV
4、E)ContinuousDataAvailabilityDiskandCacheErrorCorrectionandScrubbingNonDisruptiveCodeupgradesSymmetrixwillrunonbatterypowerforupto3minutesContinuousOperationeveniffailuresoccurtoanymajorcomponent:AutomaticfencingoffailedcomponentsRedundancybuiltintomostmajorsubsystem
5、s(seenextpage)RedundantComponentsHostChannelDirectorsDiskAdaptersMemoryBoardsDiskdrivesPowerSubsystemComponentsAllmajorcomponentsareredundantandhotreplaceableSymmetrixDataProtectionLevelsRAIDLevel1(Mirroring)ProvideshighestlevelofprotectionandperformanceSymmetrixRem
6、oteDataFacility(SRDF)MirroringataremotesiteDisasterrecoverysolutionRAID-SComparablewithRAIDLevel5MuchbetterthanDynamicSparing,butnotasgoodasmirroringDynamicSparingLowestLevelofprotectionSymmetrixServiceProcessorIntegrated,DOSorWin/NTbased,LaptopPCwithexternalModemCE
7、toolusedtorundiagnostics,utilitiesandconfigurationprograms.ErrorsandEventsareloggedIfsignificanterrorsarefoundAutomaticphonehometoEMCClarifyDatabaseEthernetconnectedthroughinternalhubtoallDirectorsSection1ComponentFunctionalOverviewIntegratedCacheDiskArrayICDA’shave
8、thesebasiccomponents:SeparatedirectorsforHostinterfaceandDiskinterface.IntegratedhighspeedcachememoryHighPerformanceSCSIDiskDrives(20MB/Se
