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HereisYourCustomizedDocumentYourConfigurationis:ActiontoPerform-PlanStorage-SystemModel-CX4-480ConnectionType-FibreChannelSwitchServerOperatingSystem-HP-UXReportingProblemsTosendcommentsorreporterrorsregardingthisdocument,pleaseemail:UserCustomizedDocs@emc.com.Forissuesnotrelatedtothisdocument,contactyourserviceprovider.RefertoDocumentID:455890ContentCreationDate2009/4/24ContentCreationDate2009/4/24ContentCreationDate2009/4/24CLARiiON®CX4SeriesPlanningYourCX4-480Storage-SystemFibreChannelSwitchConfigurationwithanHP-UXServerThisguideintroducestheCLARiiON®CX4-480storagesystemwithUltraFlex™technologyinaFibreChannelswitchconfigurationwithanHP-UXserver.Youshouldreadthisguide:Ifyouareconsideringthepurchaseofoneofthesestoragesystemsandwanttounderstanditsfeatures,orBeforeyouplantheinstallationofoneofthesestoragesystems.Thisguidehasworksheetsforplanning:HardwarecomponentsManagementportnetworkandsecuritylogininformationReplicationand/ordatamobilitysoftware(MirrorView™,SnapView™,SANCopy™)configurationsFilesystemsandstorage-systemdisks(LUNsandthinLUNs)Theseworksheetsassumethatyouarefamiliarwiththeservers(hosts)thatwillusethestoragesystemsandwiththeoperatingsystemsontheseservers.Foreachstoragesystemthatyouwillconfigure,completeaseparatecopyoftheenclosedworksheets.Forthemostcurrent,detailed,andcompleteCX4seriesconfigurationrulesandsampleconfigurations,refertotheE-Lab™InteroperabilityNavigatoronthePowerlink®website().Besuretoreadthenotesforthepartsrelevanttotheconfigurationthatyouareplanning.1Topicsinthisdocumentare:Aboutthestoragesystem.................................................................3Storage-systemFibreChannelcomponents.....................................14Storage-systemmanagement..........................................................28Basicstorageconcepts....................................................................40Datareplicationanddatamobilitysoftware....................................65Filesystems,LUNs,andthinLUNs................................................982PlanningYourCX4-480Storage-SystemFibreChannelSwitchConfigurationwithanHP-UXServerAboutthestoragesystemMajortopicsare:Storage-systemoverview,page3FibreChanneloverview,page4Storage-systemconnectionlimitsandrules,page8Typesofstorage-systeminstallations,page9Storage-systemoverviewThedisk-arraystoragesystemprovidesterabytesofdiskstoragecapacity,upto8Gb/send-to-endtransferrates,flexibleconfigurations,andhighlyavailabledataatalowcost.Itconsistsof:Onestorageprocessorenclosure(SPE)Oneormoreseparatedisk-arrayenclosures(DAEs)Twostandbypowersupplies(SPSs)Thestorageprocessorenclosuredoesnotincludedisks,andrequiresatleastonedisk-arrayenclosure(DAE)withaminimumof5disks.Amaximumof32separatedisk-arrayenclosuresaresupportedforatotalof480disks.ADAEconnectstoaback-endbus,whichconsistsoftworedundantloops–oneloopassociatedwithaback-endportonSPAandoneloopassociatedwiththecorrespondingback-endportonSP.SinceeachSPhasfourback-endports,thestoragesystemhasfourback-endbuses.YoucanconnectamaximumofeightDAEstooneback-endbus.StorageprocessorenclosureThestorageprocessorenclosure(SPE)componentsare:Twostorageprocessors(SPAandSPB)thatprovidetheRAID(redundantarrayofindependentdisks)featuresofthestoragesystemandcontroldiskactivityandhostI/O.Fourpower/coolingmodules,twoassociatedwithSPAandtwoassociatedwithSPB.PlanningYourCX4-480Storage-SystemFibreChannelSwitchConfigurationwithanHP-UXServer3Disk-arrayenclosuresThestoragesystem’sdisk-arrayenclosuresare4Gb/sUltraPoint™(point-to-point)enclosures(DAEs)thatsupporteitherhigh-performanceFibreChanneldiskmodulesoreconomicalSATA(SerialAdvancedTechnologyAttachment,SATAII)diskmodules.TheDAEalsosupportssolidstatedisk(SSD)FibreChannelmodules,alsoknownasenterpriseflashdrive(EFD)FibreChannelmodules.YoucanmixEFDandstandardFCdiskmoduleswithinaDAE.YoucannotmixSATAandFibreChanneldiskmoduleswithinaDAE,butyoucanintegrateandconnectFCandSATAenclosureswithinastoragesystem.Theenclosuresoperateateithera2or4Gb/sbusspeed(2Gb/scomponents,includingdisks,cannotoperateona4Gb/sbus).FibreChanneloverviewFibreChannelisahigh-performanceserialprotocolthatallowstransmissionofbothnetworkandI/Odata.Itisalow-levelprotocol,independentofdatatypes,andsupportssuchformatsasSCSIandIP.TheFibreChannelstandardsupportstwophysicalprotocolsthatthestoragesystemsupports:Arbitratedloop(FC-AL)fordirectconnectiontoahost(server)Switchfabricconnectiontoahost(server)AFibreChannelarbitratedloopisacircuitconsistingofnodes.Eachnodehasauniqueaddress,calledaFibreChannelarbitratedloopaddress.AFibreChannelswitchfabricisasetofpoint-to-pointconnectionsbetweennodes;eachconnectionismadethroughoneormoreFibreChannelswitches.Eachnodemayhaveitsownuniqueaddress,butthepathbetweennodesisgovernedbyaswitch.Eachnodeiseitheraserveradapter(initiator)oratarget(storagesystem).FibreChannelswitchesarenotconsiderednodes.Opticalcablesconnectnodesdirectlytothestoragesystemortoswitches.Anopticalcablecantransmitdataovergreatdistancesforconnectionsthatspanentireente