储存产品暨产业基本概要-XXXX.ppt

Date:28November2019,RAIDFundamental,2,Agenda,HardDriveBasicsWhatIsStorageRAIDBasicsRAIDSubsystemBasicsInfortrendStorage,InfortrendConfidential,HardDriveBasics,InfortrendConfidential,HardDriveBasics,TopView(CoverOpened),Arm,Platter,SpindleMotor,DriveChassis,ArmMotorHostBusAdapter,ReaddataorWritedatafromHosttoRAIDsystem,InfortrendConfidential,RAIDBasics,11,WhatisRAID?,RedundantArrayofInexpensiveDisks(RAID),Consolidatedalldisksintoahuge,fast,andprotecteddisk,DiskDrives,=,Controller,+,12,RAIDBenefits:DataAvailability,WithoutRAID,Ifaharddrivefails,alldataislost!,WithRAID,Whendrivefails,Dataisstillintact,13,RAIDBenefits:StorageCapacity,WithoutRAID,DriveCapacity,=,Singleharddrivecapacity,1,WithRAID,DriveCapacity,=Nx,Singleharddrivecapacity,Ndrives,N,(InexampleofRAID0),14,RAIDBenefits:Performance,PerformanceNx,SingleDrivePerformance,Totalrequestexecutiontime,WithRAID,I/O1,I/O2,I/O1,I/O2,(Disk1),(Disk2),TimeSaved,WithoutRAID,(InexampleofRAID0),SoftwaresetupAccessTimeDataTransferSoftwareCompletion,15,RAIDLevels,NRAIDRAID0RAID1RAID3RAID5RAID6,16,RAIDBasicsJBOD,Disk1,Disk2,Disk3,HostLUN,Disk4,Disk5,Disk6,Disk1,Disk2,Disk3,Disk4,Disk5,Disk6,17,RAIDBasicsNRAID(DiskSpanning),Disk1hasNBlocks,Disk2hasNBlocks,Disk3hasNBlocks,N+N+N,N+N+1,N+N,N+3,N+2,N+1,N,3,2,1,HostLUN,Disk1NBlocks,Disk2NBlocks,Disk3NBlocks,18,RAIDBasicsRAID0(DiskStriping),NBlocks,Striping,19,RAIDBasicsRAID1(DiskMirroring),NBlocks,Mirror,20,RAIDBasicsRAID3(DiskStripingwithDedicatedParityDisk),NBlocks,Striping,DedicatedParityDisk,21,RAIDBasicsRAID5(DiskStripingwithInterspersedParityDisk),NBlocks,Stripingwithinterspersedparity,22,RAIDBasicsRAID6(DiskStripingwithTwoInterspersedParityDisk),7,4,1,Parity,5,2,Q,Parity,3,8,Q,Parity,9,6,Q,HostLUN,9,8,7,6,5,4,3,2,1,23,RAIDBasicsRAID10(RAID0+1),Striping,Mirror,RAID1LogicalDrive,24,RAIDBasicsRAID30,9,5,1,Disk1,11,7,3,Disk2,P(9,11),P(5,7),P(1,3),Disk3,Striping,RAID3LogicalDrive,10,6,2,Disk4,12,8,4,Disk5,P(10,12),P(6,8),P(2,4),Disk6,RAID3LogicalDrive,25,RAIDBasicsRAID50,9,7,P(1,3),Disk1,11,P(5,7),1,Disk2,P(9,11),5,3,Disk3,Striping,RAID5LogicalDrive,10,8,P(2,4),Disk4,12,P(6,8),2,Disk5,P(10,12),6,4,Disk6,RAID5LogicalDrive,26,MixingDriveswithDifferentCapacity,27,RAIDParityandXOR,AXORB=PBXORP=AAXORP=B,OneDriveFailed,OneDriveFailed,A”,A,A,Disk1,B”,B,B,Disk2,P(A”,B”),P(A,B),P(A,B),Disk3,A”,B,P(A,B),Disk1,B”,P(A,B),A,Disk2,P(A”,B”),A,B,Disk3,RAID3,RAID5,RebuildData,RebuildData,28,TerminologiesPhysical&LogicalDrives,PhysicalDrives,LogicalDrives(LD)(RAIDDiskGroup),LD0,LD1,LD2,GlobalSpare,LocalSpare,29,TerminologiesLogicalVolumes,LogicalDrives,LD0,LD1,LD2,LV0,LV1,LogicalVolumes(LV)InESVA,itsalsocalledPool,LD0(R5)+LD1(R5)=LV0(R50),30,TerminologiesPartitions,HostLUNMappings,LD0,LV1,LogicalVolumes-Partitions,Partition0,Partition1,Partition0,Partition1,Partition2,MapHostIDs/LUNs,LUN0,LUN1,LUN0,HBA,ID7,LUN0,LUN1,ForEonStoronly,InfortrendConfidential,RAIDSubsystemBasics,32,StorageArchitecture,DAS(DirectAttachedStorage)InternalDASExternalDASSAN(StorageAreaNetwork)FCSANiSCSISAN,33,DAS(DirectAttachedStorage),AexternalstoragesystemdirectlyattachedtoaserverwithoutastoragenetworkinbetweenInterfaceiSCSI,SAS,FC,PCI-EBlock-Levelaccess,InternalDAS,ExternalDAS,34,SAN(StorageAttachedNetwork),AnetworkofstoragedevicesthatcanbeaccessedbymultipleserversInterfaceFC,iSCSI,FCoE,Infiniband,StorageSystem,Block-levelaccess,ApplicationServer,ApplicationServer,ApplicationServer,Switch,StorageArchitectureOverall,Wideinterfaceoptionstosupportdifferentconsolidationrequirements,SAScables,SAS,AffordablestoragesharingEasycablingGreatperformance,Low-costSANNospecialstoragemanagementexpertiserequiredExtensivereach,iSCSI,FC,ProventechnologyHighperformanceandreliabilityGreatperformance,36,FCSANvs.IPSAN,InfortrendConfidential,InfortrendstorageEonStor/EonStorDS/ESVA,InfortrendDevelopingItems,38,MechanicalDesignIDdesignDrop/VibrationsolutionThermalsolutionEMI/SafetysolutionPackingdesign,SoftwareDesignRAIDManagementsoftwaredesignApplicationrelateddesign(agents,driversandutilities),FirmwareDesignRAIDkerneldesignI/OdataprocessingdesignAdd-onfunctionsdesign(ex.DataService),HardwareDesignSystemArchitecturedesignCircuitdesignPCBLayoutSignalIntegritysolutionEMIsolution,RAIDController,RAIDSubsystem,Host,39,InfortrendRAIDProductFamily,40,EonStorDSvs.EonStor,Hostinterface:FC,iSCSI,SASDrives:SAS,SATA,2.5”SATAFormfactor:1U4U,SnapshotVolumeCopy/MirrorThin-provisioningStorageTieringNon-disruptiveLUNExpansion,DS:DataService,ESVA:Mid-rangeStorage,41,ESVA:EnterpriseScalableVirtualizedArchitectureTargetedonmiddlerangestoragemarketEquippedadvancedScale-upandScale-outcapabilitiesDesignedbasedonStorageVirtualizationtechnology,ES