1、NetAppE-SeriesStorageSystemsHardwareCablingGuideNetApp.Inc.495EastJavaDriveSunnyvale,CA94089U.S.A.Telephone:+1(408)822-6000Fax:+1(408)822-4501Supporttelephone:+1(888)4-NETAPPDocumentcomments:doccommentsInformationWeb:Partnumber:215-07660_A0March2013COPyrightinformationCopyright。1994-2013NetApp,Inc.A
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13、othercountries.Allotherbrandsorproductsaretrademarksorregisteredtrademarksoftheirrespectiveholdersandshouldbetreatedassuch.NetApp,Inc.isalicenseeoftheCompactFlashandCFLogotrademarks.NetApp,Inc.NetCacheiscertifiedRealSystemcompatible.HowtosendyourcommentsYoucanhelpustoimprovethequalityofourdocumentat
14、ionbysendingUSyourfeedback.YourfeedbackisimportantinhelpingUStoprovidethemostaccurateandhigh-qualityinformation.Ifyouhavesuggestionsforimprovingthisdocument,sendusyourcommentsbyemailtodoccomments.Tohelpusdirectyourcommentstothecorrectdivision,includeinthesubjectlinetheproductname,version,andoperatin
15、gsystem.Youcanalsocontactusinthefollowingways:NetApp,Inc.,495EastJavaDrive,Sunnyvale,CA94089U.STelephone:+1(408)822-6000Fax:+1(408)822-4501Supporttelephone:+1(888)463-8277ivHowtosendyourmmentsTableofContentsChapter1CablingConceptsandBestPracticesCablingConcepts1Fabric(Switched)TopologiesComparedtoDi
16、rcct-AtlachTopologies.1DriveTray1ControllerTray1Controller-DriveTray1HostChannelsandDriveChannels2HostPortsandDrivePorts2Dual-PortedDrives2PreferredControllersandAlternateControllers2AlternatePathSoftware3Failover3RedundantandNon-Redundant3SinglePointOfFailurc3SFPTransceivers,Fiber-OpticCables,andCo
17、pperCables4HostAdapters5HostInterfaceCards5NetWorkInterfaceCards5SwitchesandZoning5HowInitiatorsandTargetsRespondtoZoning6HowBesttoApproachZoneConfiguration6In-BandManagementandOut-of-BandManagement6BestPractices9DriveCablingforRedundancy9HostCablingforRedundancy10HostCablingforMirroring11Cablingfor
18、Performance11FibreChannelDrive-SideTrunking11ConsiderationsforDriveChannelSpeed12MultipleTypesOfDrivcTrays12CopperCablesandFiber-OpticCables141.abelingCables14CablingInformationProvidedbySANtricilyESStorageManager15AddingNewDriveTraystoanExistingStorageArray15CommonProcedures15HandlingStatic-Sensiti
19、veComponents15InstallinganSFPTransceiverandaFiber-OpticCable16InstallingaCopperCablewithaPassiveSFPTransceiver17InstallinganiSCSICable18InstallingaSASCable19Chapter 2 ProductCompatibility21HostChannelInformationbyModel21DriveChannelInformationbyModel22DriveTrayInformationbyModel23Chapter 3 Component
20、Locations25ComponentLocationsontheE5500Controller-DriveTrays25ComponentLocationsontheE5400Controller-DriveTrays3038ComponentLocationsontheE2600Controller-DriveTray38ComponentLocationsontheE2660Controller-DriveTray44ComponentLocationsontheDE6600DriveTray48ComponentLocationsontheDE1600DriveTrayandtheD
21、E5600DriveTray49Chapter 4 HostCabling53HostInterfaceConnections53MaximumNumberofHostConnections56Direct-AttachTopologies56OneHosttoaControllerTrayoraControlIcr-DrivcTray56TwoHoststoaControllerTrayoraController-DriveTray57OneHostswithDirectSASConnectionstoFourController-DriveTrays.58SwitchTopologies6
22、0OneHosttoaControllerTrayoraController-DriveTray60TwoHoststoaControllerTrayoraController-DriveTray61TwoHoststoaController-DriveTraywithSwitchedSASConnections.62FourHoststoaControllerTrayoraController-DriveTray64MixedTopologies65Chapter 5 DriveCabling69DriveChannelRedundancyfortheE5560Controller-Driv
23、eTray69DriveChannelRedundancyfortheE55I2Controller-DriveTrayandtheE5524Controller-DriveTray71DriveChannelRedundancyfortheE5460ControlIcr-DrivcTray71DriveChannelRedundancyfortheE5412Controller-DriveTrayandtheE5424Controller-DriveTray73DriveChannelRedundancyfortheE2600Controller-DriveTray73DriveChanne
24、lRedundancyfortheE2660Controller-DriveTray74ESMCanisterArrangements75DriveCablingTopologiesfortheE5500Controller-DriveTrays76DriveCablingTopologiesfortheE5524ControlIcr-DriveTrayandtheE5512Controller-DriveTray76DriveCablingTopologiesfortheE5560Controller-DriveTray80DriveCablingTopologiesfortheE5400C
25、ontrolIer-DriveTrays85DriveCablingTopologiesfortheE5424Controller-DriveTrayandtheE5412Controller-DriveTray85DriveCablingTopologiesfortheE5460Controller-DriveTray92DriveCablingTopologiesfortheE2600Controller-DriveTray100DriveCablingTopologiesfortheE2600Controller-DriveTrayWithDE1600DriveTraysorDE5600
26、DriveTrays100DriveCablingTopologiesfortheE2660ControlIer-DriveTray104DriveCablingTopologiesfortheE2660Controller-DriveTrayWithDE6600DriveTrays104Chapter 6 EthernetCabling107DirectOut-of-BandEthernetTopology108FabricOut-of-BandEthernetTopology109Chapter 7 AddingaDriveTraytoanExistingSystem111GettingR
27、eady111HotScalcTechnology11iAddingRedundantDriveChannels111AddingOneNon-RedundantDriveChannel112AppendixAHardwareInstallationforSynchronousMirroringandAsynchronousMirroring113PlanningandSitePreparation113iSCSIConnectionsforAsynchronousMirroring114FibreChannelConfigurationsOverview114HighestAvailabil
28、ityCampusConfiguration-Recommended118SwitchZoningforHighestAvailabilityCampusConfiguration.120CablingfortheHigliestAvailabilityCampusConfiguration121CampusConfiguration125SwitchZoningfortheCampusConfiguration126CablingfortheCampusConfiguration127Intra-SiteConfiguration130SwitchZoningfortheIntra-Site
29、Configuration131CablingfortheIntra-SiteConfiguration132InstallingandUsingMirroringwithaWideAreaNetWOrk1361.ineCapacities136CablingConceptsandBestPracticesTodownloadSANtricityESStorageManagerVersion10.86andrelatedproductdocumentation,gototheNetAppSupportS.Thischapterhasthreesections:Thefirstsection,u
30、CablingConcepts/definestermsusedinthisdocument.Thissectionisintendedprimarilyforreference.Readtheentiresectiontoincreaseyouroverallunderstandingofthestoragearrayandhelpyoutooptimizeyourstoragearray.Thesecondsection,*BcslPracliccs,“containsinformationthatmightaffectyourchoiceofcablingtopologies.Readt
31、hissectiontounderstandtheoptionsforcablingyourstoragearray.Thethirdsection,i*CommonPrOCCdU心“containsproceduresthatyouwillneedtoperformwhileyouarecablingthestoragearray.Readthissectiontounderstandtasksthatmightberequiredtocableyourstoragearray.CablingConceptsThissectiondefinestermsandconceptsthatarcu
32、sedinthisdocument.Fabric(Switched)TopologiesComparedtoDirect-AttachTopologiesFabrictopologiesuseaswitch.Direct-attachtopologiesdonotuseaswitch.Aswitchedtopologyisrequiredifthenumberofhoststoconnecttoacontrollertrayorcontroller-drivetrayisgreaterthanthenumberavailablehostportsonthetray.Hostconnection
33、smightbeInfiniBand,SAS,FibreChannel,iSCSI,oramixofFibreChannelandiSCSI.Switchesmustsupporttherequiredconnectiontypeortypes.Acombinationofswitchesofdifferenttypesmightbeappropriateforsomeconfigurationsthatsupportamixtureofconnectiontypes.DriveTrayAdrivetraycontainsdrivesbutnocontrollers.Drivetraysusu
34、allyareattachedtoeitheracontrollertrayoracontroller-drivetraysothatthecontrollerinthecontrollertrayorthecontroller-drivetraycanconfigure,access,andmanagethestoragespaceinthedrivetray.Drivetrayscanbedifferentiatedbytype,whicharedescribedinthefollowingsubsections.ControllerTrayAcontrollertraycontainsc
35、ontrollers.Acontrollertraydoesnotcontaindrives.Controllertraysconfigure,access,andmanagethestoragespaceofattacheddrivetrays.Controller-DriveTrayAcontrollcr-drivctraycontainsbothcontrollersanddrives.Thecontrollersconfigure,access,andmanagethestoragespaceofthedrivesinthecontroller-drivetray.Acontrollc
36、r-drivctraymightconfigure,access,andmanagethestoragespaceofotherattacheddrivetrays,dependinguponthemodel.HostChannelsandDriveChannelsInthisdocument,thetermchannelreferstoapathforthetransferofdatainformationandcontrolinformationbetweenthehostandthecontroller,orbetweenthedrivetraysandthecontrollertray
37、sorcontroller-drivetrays.Adatapathfromahosttoacontrollerisahostchannel.AhostchannelmightbeFibreChannel,InfiniBand,iSCSI,orSerialAttachedSCSI(SAS).Apathfromadrivetraystoacontrollertraysoracontroller-drivetraysisadrivechannel.EachdrivechannelisdefinedbyasingleFibreChannel-ArbitratedLooporbyaseriesofSA
38、Sdevicesconnectedthroughexpanders.Controllershavebetweentwoandeightavailablehostchannels,andbetweenoneandeightavailabledrivechannels,dependinguponthemodel.Themaximumnumberofhostsperhostchannelandthemaximumnumberofdrivesperdrivechanneldependsuponthemodel.Formodel-specificinformation,seethetopicsunder
39、ProductCompatibility.,NOTEWhenyoumixdifferenttypesofdrivetrays,youmustconsiderthetotalnumberofdriveslotsthatareavailableinthefinalconfigurationofthestoragearray.Yourconfigurationmustmeetboththelimitonthetotalnumberofdriveslotsandthelimitsonthenumberofdrivetraysofagivenmodel.HostPortsandDrivePortsThe
40、portsarethephysicalconnectorsonthecontrollertrayorthecontroller-drivetraythat,alongwiththecabling,enablethetransferofdata.Ifthcportcommunicateswiththehostserver,itisahostport.Iftheportcommunicateswithadrivetray,itisadriveport.ThefiguresinthetopicsunderComponentLocationsshowtheconnectorsontherearofea
41、chofthevarioustrays.Thesefigureswillhelpyoudifferentiatebetweenhostportsanddriveports.Dual-PortedDrivesEachdriveinacontroller-driveIrayoradriveIrayisdualported.Circuitryinthedrivetrayorthecontroller-drivetrayconnectsonedriveporttoonechannelandtheotherporttoanotherchannel.Therefore,ifonedriveportordr
42、ivechannelfails,thedataonthedriveisaccessiblethroughtheotherdriveportordrivechannel.SATAdrivesarenotdualported;however,theelectronicsintheAT2655drivetrayemulatethebehaviorofdual-porteddrives.EachSATAdriveisavailablethroughtwopaths.PreferredControllersandAlternateControllersThepreferredcontrolleristh
43、econtrollerIhaLowns“avolumeoravolumegroup.SANtricityESStorageManagerautomaticallyselectsthepreferredcontrollerwhenavolumeiscreated,ortheusercanoverridethedefaultselection.Severalconditionswillforcethepreferredcontrollertofailovertothealternatecontroller.Whenthiseventoccurs,ownershipofthevolumeisshif
44、tedtothealternatecontroller.Theseconditionsmightinitiatefailover:Thepreferredcontrollerisphysicallyremoved.Thepreferredcontrollerisbeingupdatedwithnewfirmware.Thepreferredcontrollerhassustainedafatalevent.Thepathsusedbythepreferredcontrollertoaccesseitherthedrivesorthehostarccalledthepreferredpaths,
45、andtheredundantpathsarethealternatepaths.Ifafailureoccursthatcausesthepreferredpathtobecomeinaccessible,thealternatepathsoftwaredetectsthefailureandautomaticallyswitchestothealternatepath.AlternatePathSoftwareAlternatepathsoftwareoranalternatepath(failover)driverisasoftwaretoolthatprovidesredundantd
46、atapathmanagementbetweenthehostbusadapter(HBA)andthecontroller.ThistoolisinstalledonthehostinasystemthatprovidesredundantHBAsandpaths.Thetooldiscoversandidentifiesmultiplepathstoasinglelogicalunitnumber(LUN)andestablishesapreferredpathtothatLUN.Ifanycomponentinthepreferredpathfails,thealternatepaths
47、oftwareautomaticallyreroutesinput/output(I/O)requeststothealternatepathsothatthesystemcontinuestooperatewithoutinterruption.ToIeamhowalternatepathsoftwareworkswithSANtricityESStorageManagerfeaturestoprovidedatapathprotection,refertotheSANtricityESStorageManagerConceptsFailoverFailoverisanautomaticoperationthatswitchesfromafailedcomponentorfailingcomponenttoanoperationalcomponent.IntheCaSeofaRedundantArrayofIndependentDisks(RAID)controllerfailover,anoperationalcontrollertakesovertheownershipofvolumes.TheoperationalcontrollerprocessesI/Ofromthehostinplaceofth
