IBM存储ppt详细介绍.ppt

存储虚拟化及异构存储管理,金微JinweiIBM资深存储系统专员,议题,存储系统的挑战“虚拟存储”的方方面面虚拟控制器SVCSAN文件系统,数据迅速膨胀!,指数级的扩容。一级存储逼近PB级所有信息都在数字化数据访问要求24/7数据安全保存的时间要求越来越长,存储系统战略,技术,产品,解决方式,Disk,Tape,SAN,NAS,Software,InfrastructureSimplification,BusinessContinuity,ILM,Architecture,Virtualisation,CommonBuildingBlocks,OpenStandards,存储系统功能架构,Orchestration,StorageInfrastructureManagement,HierarchicalStorageManagement,ArchiveManagement,RecoveryManagement,StorageVirtualization,AdvancedReplicationServices,HardwareInfrastructure,Tape,Disk,StorageNetworking,ContentManagement,存储虚拟化,VEConsole,ProductivityCenter,VirtualResourceAccess,Workload&performancemanagersResourcemanagement,modeling,mapping,VirtualResourceManagement,VirtualResources,ResourcevirtualisersPartitioning,virtualmachines,I/O,networks,VTS,IBMServer&StorageSystems,VirtualPlanningTools,Systemz9zSeries,pSeries,xSeries,BladeCenter,TotalStorage,OpenPower,iSeries,EnterpriseWorkloadManager,VEConsole,IBMDirector5.10,ResourceDependencyService2.1,IBMTotalStorageProductivityCenter,虚拟化的概念,EfficientutilisationofphysicalresourcesDynamicchangestovirtualresources,HorizontalgrowthInvestmentprotection,EnhancedfunctionImprovedavailability,Non-disruptivemaintenanceNon-disruptiveupgrades,存储虚拟化的方方面面,DS/TS,StorageSubsystem,SANVolumeController,SANFilesystemNAS,StorageNetwork,p5Hypervisor,AIX,LVM,Server,OperatingSystem,VIOS,p5虚拟化I/O,POWER5Hypervisor,文件系统虚拟化,DS/TS,StorageSubsystem,SANVolumeController,SANFilesystemNAS,StorageNetwork,p5Hypervisor,AIX,LVM,Server,OperatingSystem,VIOS,SAN文件系统,DS,Legacy,WindowsServer,C:,LinuxServer,/filesystem,AIXServer,/filesystem,StorageNetwork,TotalStorageSAN文件系统:异构文件共享策略驱动的文件管理灵活性和伸缩性,当前的SAN:本地文件系统，没有共享基于服务器的分散式管理,SAN磁盘卷的虚拟化,DS/TS,StorageSubsystem,SANVolumeController,SANFilesystemNAS,StorageNetwork,p5Hypervisor,AIX,LVM,Server,OperatingSystem,VIOS,SANVolumeControllerSAN卷控制器,SAN,SVC,VirtualDisk,VirtualDisk,Server,VirtualDisk,Server,VirtualDisk,ContinuousDataReplication,SVC异构存储的灾备,Server,Server,StorageNetwork,Server,Server,SVC,StorageNetwork,SVC,ContinuousDataReplication,ContinuousDataReplication,SiteA,SiteB,SVC数据迁移,StorageNetwork,Server,将SVC植入SAN部署新的存储系统透明的将数据从旧存储迁移到新存储上,存储设备的虚拟化,DS,StorageSubsystem,SANVolumeController,SANFilesystemNAS,StorageNetwork,p5Hypervisor,AIX,LVM,Server,OperatingSystem,VIOS,DS8000设计目标,支持数据持续化无中断访问确保数据一致性支持广泛的操作系统平台在各种苛刻条件下，保持平衡的高性能(持续传输率和IO响应时间)无中断地性能和容量升级提供本地和远程保持数据完整性的复制功能,DS8000结构,N-waySMP,N-waySMP,FaultTolerantSwitchFabric,HostAdapters,HostAdapters,HostAdapters,HostAdapters,HostAdapters,HostAdapters,ReadCache,WriteCache,ReadCache,WriteCache,DeviceAdapters,DeviceAdapters,DS8000LPAR,DS8300LPAR,HostAdapters,HostAdapters,HostAdapters,HostAdapters,HostAdapters,HostAdapters,N-waySMP,N-waySMP,FaultTolerantSwitchFabric,HostAdapters,HostAdapters,HostAdapters,ReadCache,WriteCache,ReadCache,WriteCache,DeviceAdapters,DeviceAdapters,LUN/卷虚拟化,LUN虚拟扩展LUN可以在不影响RAID阵列上其他LUN的情况下进行创建和删除LUN可以跨多个RAID阵列进行分配最大的LUN可以增加到2TBLUN的大小可以调整(产品正式推出后)CKD卷扩展64K柱面卷,扩展池,IBMNAS的虚拟化:,物理设备池,Disks,Disks,Disks,控制器：虚拟卷,NAS虚拟化提供:隔绝存储物理设备提高资源利用率提供多种连接方式提供多种使用数据的方式,与应用界面:NAS文件、iSCSI磁盘,IBM虚拟磁带库TS7510虚拟带库控制器,作用：缩短备份窗口（每秒600MB）提高备份数据的可用性虚拟技术：可扩至46TB的带库缓存虚拟至多128个带库、1024驱动器和8192卷磁带网络远程复制、数据压缩和加密支持开放和主机平台,IBMTotalStorageSAN卷控制器详解,RAIDcontroller2,RAIDcontroller1,LUN4,LUN3,LUN2,LUN1,LUN4,LUN3,LUN2,LUN1,MD4,MD3,MD2,MD1,MD8,MD7,MD6,MD5,物理设备配置的改变直接影响到主机和应用的可用性,Manageddisks,SCSILUNs,SCSILUNs仍然沿用1-to-1映射方式，它们仍然认为映射到服务器了但其实是映射到了SANVolumeController的Manageddisk,VD4,VD3,VD2,VD1,VD7,VD6,VD5,Virtualdisks,Hosts仍然采用映射LUNs的方式，仍然仍然以为是物理磁盘其实是符合应用需要的容量和性能的虚拟磁盘卷,StorageSoftware,TheSVCstoragesoftwarecontrolsthemappingofVirtualdiskstoManageddisks,HighPerf,LowCost,Manageddisks集中到ManagedDiskGroups，以分类不同的存储设备,TheSANVolumeController“隔绝”存储设备改变对服务器的影响,映射选项跨多个Manageddisks条带化在一个或多个Manageddisk上顺序存放Imagemode一对一的映射,SANVolumeController,SVC4.1支持平台不断更新中,SANwith4Gbpsfabric,HitachiThunder920095xxV9520V,HPEVA3000/50004000/60008000,IBMDSDS4K/6KDS8000DS4800,HitachiLightning9980V9970V9910/9960,HPMA/EMA80001200016000,EMCSymm8000DMX,EMC/DellCLARiiONFC4700CX2/3/4/5/6/700,MicrosoftMSCSMPIO,VSS,GDSx64,IBMAIXHACMP/XDGPFS/VIO,SunSolaris10VCSClusteringSUNCluster,HP/UX11iV2TRU64OpenVMSServiceGuardClustering,Linux(Intel/Power/zLinux)RHEL/SUSEW/LVMRHELAS4Ia32,x64,Systemp,IBMBladeCenterWin/Linux/VMWare/AIXOPM/FCS/IBS,SAN,SANVolumeController,ContinuousCopyMetroMirrorGlobalMirror,VMWareWin/NWguests,Point-in-timeCopyFullvolumeCopyonwrite,IBMESS,FAStT,NovellNetWareClustering,Sun9910/99609970/9980,HPXP48,128512,1024,.,1024Hosts,CiscoMcData,iSCSItohostsViaCiscoIPS,New,New,NewEngines,Array-basedcopyservices,New,New,HitachiTagmaStoreUSP,NSC55,IBMNseries5200,5500,New,NetAppFAS3020,3050,New,SANVolumeController,SANVolumeController,RAIDcontroller2,RAIDcontroller1,LUN4,LUN3,LUN2,LUN1,LUN4,LUN3,LUN2,LUN1,TotalStorageSAN卷控制器数据复制,RAIDcontroller4,RAIDcontroller3,LUN4,LUN3,LUN2,LUN1,LUN4,LUN3,LUN2,LUN1,SANMetroMirror“outsidethebox”,SAN数据迁移“跨箱子”,SAN瞬间复制“跨箱子”,SANVolumeController,SANVolumeController,RAIDcontroller2,RAIDcontroller1,LUN4,LUN3,LUN2,LUN1,LUN4,LUN3,LUN2,LUN1,TotalStorageSAN卷控制器数据复制,RAIDcontroller4,RAIDcontroller3,LUN4,LUN3,LUN2,LUN1,LUN4,LUN3,LUN2,LUN1,跨设备的数据一致性组设定,仍然想保留原有磁盘复制功能？SVC可以,谁是存储性能测试SPC1的性能冠军？,IBMSVC3.1高据榜首,IBMTotalStorageSANFileSystemDFSMS在开放环境下的实现,1988年首先在IBM大型机上实现存储系统管理所有数据资产和存储资产通过策略自动管理数据z/OS操作系统标准功能知道DFSMS吗?SANFileSystem有类似的功能:可管理性Manageability高效性Efficiency成本控制Cost业务连续性BusinessContinuity,Metadatastore,IPNetwork,MetadataServer,SANFileSystem详解,Appl,SFSClient,StorageAreaNetwork,FileOpenrequest,MetaDatarequest,MetaData,FileOpenResponse,FileDataI/O,Applicationmakes“FileOpen”request.ThisisinterceptedbySANFileSystemClientanddirectedtoMetadataserver.,MetadataservergetsMetaData(filelocation,permissions,locks,attributes)storedonsystemlocationonSAN,Metadataserververifiesavailablelocksandrespondsto“FileOpen”request,SANFileSystemClientverifiessecuritypermissionsandprovidesaccesstofile,MetadataServer,Userdata,VFS/IFSInterface,ApplicationconductsdirectI/OwithstoragedeviceonSAN.Achievesnearlocalfileperformance,Applicationisunawarethat“FileOpen”requestwasprocessedbytheSANFileSystemClientandMetadataserver,DS8000,DS4100S-ATA,IBMTotalStorageSAN文件系统,SAN,SANFileSystem,存储池容量池按照业务要求分类可恢复性要求性能成本其他,IBMTotalStorageSAN文件系统,SAN,SANFileSystem,数据生命周期管理策略按照业务要求摆放文件,IBMTotalStorageSAN文件系统,SAN,SANFileSystem,数据生命周期管理策略Disk-to-disk分层管理(在存储池之间透明的移动数据)文件过期/删除文件碎片整理(redistributesfilesacrossavailablespace),IBMTotalStorageSAN文件系统,SAN,SANFileSystem,服务器集中简化服务器集中减少服务中断,BackupServer,IBMTotalStorageSAN文件系统,SAN,SANFileSystem,Bkupagent,Bkupagent,Bkupagent,Bkupagent,更好的效率备份病毒扫描其他?,今天的存储“供给”流程,FileSystem,FileSystem,FileSystem,FileSystem,Database,SAN,DatabaseAdministrator,SystemAdministrator,StorageAdministrator,Checkformorespaceonthefilesystem,ContactSystemadmin,Observetablespaceisfull,Checkformorespaceonserver,ContactStorageadmin,FindavailableLUN(s)Ifnoneexist,allocatenewones,FindthebestLUN(s)fortheapplication,AssigntheLUN(s)totheapplicationserverHBA(s),Adjustswitchzones,FindavailablePoint-in-timeandRemotecopytarget(s),Matchsource/targetpairs,ContactSystemadmin,Informtheserverthatnewstorageisavailable,Expandthevolumegroup,Expandthefilesystem,ContactDBA,Createanewdatafile,Expandthetablespace,IBMTotalStorageSAN文件系统简化存储供给,Database,SAN,DatabaseAdministrator,SFSAdministrator,Createanewdatafile,Observetablespaceisfull,Monitorstoragepoolutilization,Expandthetablespace,SANFileSystem,FileSystem,FileSystem,FileSystem,FileSystem,Applyquotasifnecessary,当今SAN的利用率,每个服务器有自己独立的文件系统而且需要分别配置和管理每个服务器要分配LUN资源管理成堆的LUNs物理设备可能无法完全共享平均利用