IBM雙活數(shù)據(jù)中心探討

1、IBM 雙活數(shù)據(jù)中心方案介紹及探討姜玉明JTel程 業(yè)務(wù)連續(xù)性的發(fā)展趨勢(shì) IBM對(duì)雙活數(shù)據(jù)中心的理解 IBM的雙活數(shù)據(jù)中心方案介紹220120721北京暴雨您想到的32012年存儲(chǔ)趨勢(shì)年存儲(chǔ)趨勢(shì) 存儲(chǔ)虛擬化成為領(lǐng)跑者；容災(zāi)、業(yè)務(wù)連續(xù)性高高在上；重復(fù)數(shù)據(jù)刪除在2012年趕上；4是什么驅(qū)使提高容災(zāi)的能力？宕機(jī)成本；提高關(guān)鍵業(yè)務(wù)系統(tǒng)的可用性；需要7x24小時(shí)的業(yè)務(wù)；5日程 業(yè)務(wù)連續(xù)性的發(fā)展趨勢(shì) IBM對(duì)雙活數(shù)據(jù)中心的理解 IBM的雙活數(shù)據(jù)中心方案介紹6Footer goes here7業(yè)務(wù)連續(xù)性業(yè)務(wù)連續(xù)性 需要前瞻的規(guī)劃和策略需要前瞻的規(guī)劃和策略數(shù)據(jù)中心大集中數(shù)據(jù)中心大集中

2、主備中心主備中心生產(chǎn)生產(chǎn)-查詢中心（主輔中心）查詢中心（主輔中心）雙活中心雙活中心數(shù)據(jù)同步能力建設(shè)數(shù)據(jù)同步能力建設(shè)數(shù)據(jù)服務(wù)能力建設(shè)數(shù)據(jù)服務(wù)能力建設(shè)負(fù)載均衡能力建設(shè)負(fù)載均衡能力建設(shè)數(shù)據(jù)復(fù)制技術(shù)數(shù)據(jù)復(fù)制技術(shù)切換切換/回切能力實(shí)回切能力實(shí)現(xiàn)現(xiàn)后備數(shù)據(jù)抽取后備數(shù)據(jù)抽取與生產(chǎn)中心數(shù)據(jù)存與生產(chǎn)中心數(shù)據(jù)存在一定差異在一定差異全局負(fù)載均衡技術(shù)全局負(fù)載均衡技術(shù)中心間數(shù)據(jù)保持同中心間數(shù)據(jù)保持同步步交易復(fù)制能力交易復(fù)制能力自動(dòng)化管理自動(dòng)化管理削減數(shù)據(jù)中心數(shù)量，削減數(shù)據(jù)中心數(shù)量，實(shí)現(xiàn)數(shù)據(jù)、業(yè)務(wù)處實(shí)現(xiàn)數(shù)據(jù)、業(yè)務(wù)處理集中化理集中化降低基礎(chǔ)架構(gòu)復(fù)雜降低基礎(chǔ)架構(gòu)復(fù)雜度度加強(qiáng)數(shù)據(jù)中心統(tǒng)一加強(qiáng)數(shù)據(jù)中心統(tǒng)一管理管理降低數(shù)據(jù)中心管理

3、降低數(shù)據(jù)中心管理人員數(shù)量要求人員數(shù)量要求降低維護(hù)成本降低維護(hù)成本災(zāi)難備份系統(tǒng)建設(shè)災(zāi)難備份系統(tǒng)建設(shè)專用后備系統(tǒng)用于專用后備系統(tǒng)用于緊急狀態(tài)下的恢復(fù)緊急狀態(tài)下的恢復(fù)降低災(zāi)難風(fēng)險(xiǎn)對(duì)業(yè)降低災(zāi)難風(fēng)險(xiǎn)對(duì)業(yè)務(wù)的影響務(wù)的影響加強(qiáng)安全生產(chǎn)等級(jí)加強(qiáng)安全生產(chǎn)等級(jí)利用后備數(shù)據(jù)及系利用后備數(shù)據(jù)及系統(tǒng)用于部分生產(chǎn)用統(tǒng)用于部分生產(chǎn)用途途分擔(dān)生產(chǎn)系統(tǒng)壓力分擔(dān)生產(chǎn)系統(tǒng)壓力提高生產(chǎn)系統(tǒng)響應(yīng)提高生產(chǎn)系統(tǒng)響應(yīng)能力能力后備中心有限生產(chǎn)后備中心有限生產(chǎn)能力能力無(wú)縫業(yè)務(wù)切換能力無(wú)縫業(yè)務(wù)切換能力消除應(yīng)用停機(jī)時(shí)間消除應(yīng)用停機(jī)時(shí)間數(shù)據(jù)中心間實(shí)現(xiàn)負(fù)數(shù)據(jù)中心間實(shí)現(xiàn)負(fù)載均衡載均衡任何一個(gè)中心具備任何一個(gè)中心具備100%生產(chǎn)支持能力生產(chǎn)支持能力7APP

4、MWDBCD1CD1Load BalancerTransactionsReplicationControllerAPPMWCD1CD13.跨中心的數(shù)據(jù)同步機(jī)制跨中心的數(shù)據(jù)同步機(jī)制交易關(guān)聯(lián)能力交易關(guān)聯(lián)能力 - Transaction stickiness, 數(shù)據(jù)同步差異數(shù)據(jù)同步差異 Data replication gap數(shù)據(jù)恢復(fù)方法數(shù)據(jù)恢復(fù)方法 - Recovery Approach, 數(shù)據(jù)延遲數(shù)據(jù)延遲 - Data Latency1.網(wǎng)絡(luò)接入網(wǎng)絡(luò)接入-全局服務(wù)負(fù)載均衡全局服務(wù)負(fù)載均衡4 build “identical”system environment服務(wù)器虛擬化技術(shù)服務(wù)器虛擬化技術(shù)Pr

5、ovisioning5. Seamless Processing to roll out change without planned outage運(yùn)營(yíng)一體化運(yùn)營(yíng)一體化 配置流程配置流程-configuration management 變更管理變更管理-change management 人員部署人員部署-Role & Responsibility6. 應(yīng)用改造和支持應(yīng)用改造和支持DB2.Session 同步機(jī)制同步機(jī)制雙活方案的關(guān)鍵技術(shù)雙活方案的關(guān)鍵技術(shù)8開(kāi)放系統(tǒng)業(yè)務(wù)連續(xù)性趨勢(shì)開(kāi)放系統(tǒng)業(yè)務(wù)連續(xù)性趨勢(shì)應(yīng)用應(yīng)用相互關(guān)聯(lián)度相互關(guān)聯(lián)度2000s策略策略同城數(shù)據(jù)及容災(zāi)同城數(shù)據(jù)及容災(zāi)流程流程組

6、織結(jié)構(gòu)組織結(jié)構(gòu)1990s災(zāi)難恢復(fù)災(zāi)難恢復(fù)設(shè)備設(shè)備科技科技1970s備份需求備份需求1980s高可靠性高可靠性同機(jī)房容災(zāi)同機(jī)房容災(zāi)2010s應(yīng)用級(jí)容災(zāi)應(yīng)用級(jí)容災(zāi)2012雙活數(shù)據(jù)中心雙活數(shù)據(jù)中心遠(yuǎn)程異地遠(yuǎn)程異地三站點(diǎn)三站點(diǎn)9靈活、高效的業(yè)務(wù)系統(tǒng)數(shù)據(jù)中心運(yùn)營(yíng)模式數(shù)據(jù)遷移業(yè)務(wù)邏輯運(yùn)維人員組織架構(gòu)公司戰(zhàn)略10日程 業(yè)務(wù)連續(xù)性的發(fā)展趨勢(shì) IBM對(duì)雙活數(shù)據(jù)中心的理解 IBM的雙活數(shù)據(jù)中心方案介紹11IBM的雙活數(shù)據(jù)中心方案介紹 概覽Open hyperswap雙活解決方案 概覽GPFSVmware 雙活解決方案 IBM SVC + vmware 雙活解決方案 IBM SVC解決方案分析12IBM Open

7、Active-Active Solution OfferingsActive-Query or Asymmetric WorkloadActive-Active for Symmetric WorkloadPrimary Site(Production)Secondary Site(Warm Standby)Primary Site(Production)Secondary Site(Query Workload)Production Site 1Production Site 2Active-Query or Asymmetric WorkloadInfrastructure Base So

8、lution AIX HyperSwapVirtualized Storage Solution SVC Stretch ClusterSoftware Base Solution DB2 HA-DR / ReplicationInfrastructure Base Solution AIX HyperSwap + FlashcopyVirtualized Storage Solution SVC Stretch ClusterSoftware Base Solution DB2 HA-DR / ReplicationInfrastructure Base Solution AIX Hyper

9、Swap + Parallel DB*Virtualized Storage Solution SVC Stretch Cluster + Parallel DB* SVC VDM + Stretch Cluster + VmwareSoftware Base Solution DB2 Geographically Dispersed PureScale Clusters (GDPC) Geographically Dispersed GPFS Cluster + Parallel DB2012 New2012 Enhanced2012 DB2 Version102012 New2012 En

10、hanced2012 DB2 Version10Locally Tested* Need further validation processActive-Standby for Fast Takeover1314AIX HyperSwap Reference Architecture Pre-GA Test could be offered to client nominated in Jun, 2012IBM Target GA Date : Nov, 2012MetroMirrorDS8K(PrimaryStorage)DS8K(SecondaryStorage)PowerAIXPowe

11、rHADBPowerAIXPowerHALAN NetworkPrimary SiteSecondary Site15AIX HyperSwap Takeover Scenario MetroMirrorDS8K(PrimaryStorage)DS8K(SecondaryStorage)PowerAIXPowerHADBPowerAIXPowerHALAN NetworkDS8K(PrimaryStorage)DS8K(SecondaryStorage)Power780AIXPowerHADBPower780AIXPowerHADBDS8K(PrimaryStorage)DS8K(Second

12、aryStorage)Power780AIXPowerHADBPower780AIXPowerHADS8K(PrimaryStorage)DS8K(SecondaryStorage)Power780AIXPowerHADBPower780AIXPowerHADBScenario 1 : Disk Failure- DS8K Failed- Hyperswap- RTO = seconds- No Application interruption- No Database RollbackScenario 2 : Server Failure- Server Failed- PowerHA Se

13、rver Takeover- DB / Application Restart- RTO = minutes- Application disrruption- Database RollbackScenario 3 : Site Failure- Site Failed- PowerHA Server Takeover(Disk Quorum Maintained)- DB/ Application Restart- RTO = minutes- Application disrruption- Database RollbackPrimary SiteSecondary SiteNOTE:

14、 Quorum Control, Routers, DWDM device & Heartbeat not shown in the diagram for simplicity illustration16Why? Tie together multiple sets of data into a single namespace Allow multiple application groups to share portions or all data Secure, available and high performance data sharingGPFS雙活解決方案 LA

15、NSANSANGPFSLANSANSANGPFSNSD ProtocolCreate an enterprise-wideGlobal namespace17操作系統(tǒng)及應(yīng)用支持情況Operating systems AIX Linux RedHatSLESVMware ESX Server Windows 2008 ServerIndependent software vendorsupport includes: DB2 Oracle, Oracle Rac SAP/Business Objects SAS Ab Initio Informatica SAF Vmware And other

16、sIBM與VMware的合作全球聯(lián)盟合作伙伴全球聯(lián)盟合作伙伴VMware與IBM提供全面的虛擬化、業(yè)務(wù)連續(xù)性和云計(jì)算解決方案，允許客戶簡(jiǎn)化IT基礎(chǔ)架構(gòu)并且改進(jìn)可管理性。 部署在IBM平臺(tái)上的VMware虛擬化技術(shù)能夠降低成本，節(jié)省數(shù)據(jù)中心的能源和空間，并且提高IT部門滿足業(yè)務(wù)需求的能力。 通過(guò)高彈性平臺(tái)，公司可虛擬化他們的關(guān)鍵任務(wù)工作負(fù)載?；赩Mware vSphere的解決方案包括 IBM System x和BladeCenter服務(wù)器、IBM System Storage、服務(wù)和軟件。長(zhǎng)期承諾長(zhǎng)期承諾VMware與IBM將繼續(xù)通過(guò)合作來(lái)設(shè)計(jì)、開(kāi)發(fā)和測(cè)試能夠重新定義業(yè)界標(biāo)準(zhǔn)的、值得客戶信賴

17、的虛擬化解決方案。IBM是是VMware授權(quán)的全球培訓(xùn)中心授權(quán)的全球培訓(xùn)中心http:/ 支持VMware vStorage APIs for Array Integration (VAAI)功能 集成vStorage API，在一個(gè)虛擬機(jī)的環(huán)境下使得VMware 控制存儲(chǔ)操作：Optimized VM provisioning (Write Same)Optimized VM provisioning (Write Same)Avoids zero regions for optimized data transferBlock locking (Atomic Test & Set)

18、Block locking (Atomic Test & Set)Improved performance with less reservation conflictsFast copy (optimized cloning, XCOPY)Fast copy (optimized cloning, XCOPY) Storage-side volume to volume cloningVMware Storage StackVMFSNFSVMware LVMData MoverNFSClientNetworkStackvStorage APIfor Multi-PathingNFSH

19、BA DriversNICvStorage APIsProvisioning / Cloning價(jià)值在管理和部署虛擬卷時(shí)改進(jìn)了性能和有效性降低生產(chǎn)虛擬機(jī)上I/O負(fù)載， 改進(jìn)應(yīng)用的性能SAN Volume ControllerZero-administration HA for VMware using SVCsingle logical instancemobilized VMsno Storage-VMotionAppliance functionality,not software-based, no license1100 km Protects non-IBM systems base

20、d on SVC stretched cluster Xen + HyperV SVCSVCPrereqs: SVC, direct fibre connection, tie-breaker quorum LUN in bunker location20Details: Symmetric disk mirroring, stretched SVCVMHostVMHostSVC 1 node ASVC 1 node BHigh availability + protectionfor virtual machinesVMVMLUN1LUN1 max.100km recommended max

21、.300km supportedOne storage system. Two locations.VMVMVMVM21VMware虛機(jī)的存儲(chǔ)高可用解決方案SVC ClusterVMFSSVCVDISK消除存儲(chǔ)單點(diǎn)故障風(fēng)險(xiǎn)，業(yè)務(wù)持續(xù)運(yùn)行SVC用于企業(yè)級(jí)復(fù)雜環(huán)境的存儲(chǔ)高可用解決方案SVC VDisk卷鏡像，任一存儲(chǔ)故障不影響業(yè)務(wù)運(yùn)行；存儲(chǔ)無(wú)切換中斷時(shí)間，應(yīng)用無(wú)需重啟；零數(shù)據(jù)丟失；不占用服務(wù)器資源，不影響服務(wù)器性能； 優(yōu)化中低端存儲(chǔ)性能；ODM管理對(duì)象和鏡像前一樣（1X）輕松實(shí)在跨存儲(chǔ)盤陣的快照。成本：中，SVC/V7000成本，但VDM免費(fèi)http:/ Recovery Manager is n

22、ot needed) SVC Cluster存儲(chǔ)跨域雙活三中心解決方案SANVolume ControllerSVC Cluster城市A1生產(chǎn)中心城市A2生產(chǎn)中心城市B災(zāi)備中心23* How to open the Door *AIX Architecture Overview IBM Power HA ClusterPower VMLPARLPARLPARVIOPower VMVIOLPARLPARTSM for ERPTSM for ERPTSMServerFCMFCMFlash CopyFlash CopyIBM System Storage24SVC stretched cluste

23、r24* How to open the Door *VMware Architecture Overview VMware SRM ClusterTSM for VETSM for VETSMServerFCM VEFCM VEFlash CopyFlash CopyESX serverVMVMVMESX serverVMVMVMDKIBM System StorageIBM SVCSVC stretched cluster2525* How to open the Door *MS HyperV Architecture Overview MS Cluster ServiceTSM for

24、 MS SQLTSM for MS SQLTSMServerFCMFCMFlash CopyFlash CopyIBM System StorageIBM SVCMS HyperVVMVMVMIO VMMS HyperVVMVMIO VMSVC stretched cluster2626NAS/NFSFibreChannelFibreChanneliSCSIFCoEiSCSIDS3300DS5000V7000DS8000N SeriesSONASDS3400TS3100TS3310TS3200TS3500TS7650ATS7560G SVC/ V7000VMware虛擬機(jī)存儲(chǔ)架構(gòu) IBM具有簡(jiǎn)

25、單易用的存儲(chǔ)解決方案用于整合并擴(kuò)展VMWare的高級(jí)軟件功能 (VMotion, VM HA, DRS, Storage VMotion, & SRM). IBM在VMWare虛擬環(huán)境下的存儲(chǔ)解決方案包括 iSCSI, FC, FCoE,and NFS等所有VMWare支持的存儲(chǔ)接口. 經(jīng)過(guò)驗(yàn)證的包括并行擴(kuò)展、高可用、容災(zāi)復(fù)制等多種存儲(chǔ)解決方案. VMWare虛擬環(huán)境下獨(dú)特的虛擬環(huán)境下獨(dú)特的IBM存儲(chǔ)解決方案存儲(chǔ)解決方案27存儲(chǔ)共享，您關(guān)心的I/O 共享問(wèn)題What You See NowWhat You Should Seedatastoreonline storedata mini

26、ngMicrosoftExchangedatastoreonline storedata miningMicrosoftExchange28IBM SVC解決方案分析用戶界面 在線壓縮（收費(fèi)）任意的快照（收費(fèi)）FC/FCoE/iSCSI存儲(chǔ)分層在線遷移(NVM)本地高可用支持同步、異步容災(zāi) （收費(fèi)）設(shè)備的使用效率（thin and easy tier）簡(jiǎn)化管理性能可靠性安全性擴(kuò)展性在線維護(hù)能力故障監(jiān)控及預(yù)警廣泛的兼容性產(chǎn)品成熟、擁有大量的案例29Storage PoolSVC協(xié)助建立了一個(gè)十分靈活的存儲(chǔ)架構(gòu)SANHDSDS8000VirtualDiskVirtualDiskVirtualDis

27、kVirtualDiskSAN Volume ControllerDS4000 HPEMC把不同存儲(chǔ)陣列的存儲(chǔ)把不同存儲(chǔ)陣列的存儲(chǔ)容量組成一個(gè)統(tǒng)一的存容量組成一個(gè)統(tǒng)一的存儲(chǔ)池儲(chǔ)池Advanced Copy Services在存儲(chǔ)池上應(yīng)用統(tǒng)在存儲(chǔ)池上應(yīng)用統(tǒng)一的拷貝服務(wù)功能一的拷貝服務(wù)功能通過(guò)中心控制點(diǎn)進(jìn)行通過(guò)中心控制點(diǎn)進(jìn)行集中管理集中管理存儲(chǔ)設(shè)備發(fā)生改變時(shí)，存儲(chǔ)設(shè)備發(fā)生改變時(shí)，主機(jī)應(yīng)用不會(huì)被迫中斷主機(jī)應(yīng)用不會(huì)被迫中斷30第31頁(yè)友好的界面操作流程標(biāo)準(zhǔn)化實(shí)時(shí)收集系統(tǒng)級(jí)性能參數(shù) (CPU利用率; port 利用率和I/O 速率; 卷和MDisk I/O 速率，帶寬，延遲），采集時(shí)間間隔為5秒先進(jìn)的存

28、儲(chǔ)軟件，擁有蘋(píng)果界面先進(jìn)的存儲(chǔ)軟件，擁有蘋(píng)果界面存儲(chǔ)供應(yīng)流程的標(biāo)準(zhǔn)化存儲(chǔ)供應(yīng)流程的標(biāo)準(zhǔn)化31在線壓縮功能 GUI Displays Compression Savings on a Volume, Pool and System basis:32SVC 完備的快照FlashCopy 功能33一個(gè)源卷多達(dá) 256份快照Vol3FlashCopytarget of Vol1Vol0SourceMap 1Map 2Map 3Map 4Vol1FlashCopytarget of Vol0Vol2FlashCopytarget of Vol1Vol4FlashCopytarget of Vol3靈活的

29、快照組合模式建立增量快照Data copiedas normal應(yīng)用改變了部分?jǐn)?shù)據(jù)Later 新時(shí)間點(diǎn)快照僅拷貝變化了的數(shù)據(jù)支持永久增量快照模式Vol0Source快照卷Thin Provisioning卷Thin Provisioning 快照Create disk backup copiesSourceLater 2. Reverse FlashCopy operationOR1. Preserve damaged dataBackup to tape can continue unaffectedTargetSourceSourceTargetTarget支持快照瞬間恢復(fù)跨陣列任意快照U

30、p to 256應(yīng)用系統(tǒng)快照保護(hù) FlashCopyAVAILABILITY Create instant application copies for backup or application testing. Make better use of space with incremental (only changed blocks) or space-efficient (thin provisioned) snapshots. Integrated, instant copy for criticalapplications Virtually eliminate backup wi

31、ndows Rapidly create clones for application testing View inventory of application copies and instantly restoreFlashCopy ManagerUp to 25634SVC GUI快照的管理FlashCopy GUI panel now displays timestamp showing when mapping was started3536SVC支持iSCSI和FCoESAN Storage ZonesLANHost servers with FCoE HBAsFibre-att

32、ached hostsExternal Fibre-attached storage (optional)NoImageStorwizeV7000Host servers with 10 Gigabit iSCSI HBAsSAN ZonesNew存儲(chǔ)分層 自自動(dòng)動(dòng)存存儲(chǔ)儲(chǔ)分分層層 根據(jù)工作負(fù)載特性自動(dòng)將活動(dòng)數(shù)據(jù)在不同存儲(chǔ)層次間重新分布 降低IO響應(yīng)時(shí)間 用戶可以選擇自動(dòng)或者半自動(dòng)的數(shù)據(jù)塊放置和遷移管理方式 Why it matters? SSD提供比磁介質(zhì)更好的吞吐量和IO響應(yīng)時(shí)間. 將整個(gè)vdisk卷全部遷移到SSD通常情況下并不是最佳方案。 將熱點(diǎn)數(shù)據(jù)塊自動(dòng)遷移到高性能存儲(chǔ)上，少量的SS

33、D就可以極大的提高整個(gè)系統(tǒng)的性能。SVC ClusterExternal SSD RAID Array(s)FC/SAS RAID Array(s)SATA RAID Array(s)ApplicationVirtualDisk37在線遷移數(shù)據(jù) Efficiently manage technology upgrades and lease terminations by transparently moving application data from legacy disk arrays to the new system.MIGRATIONTransparent data moveme

34、ntVDSLegacyNetworkApplicationserver38在線跨I/O Group遷移I/O group 1 .2 VolumeMoveHostI/O SVC nodeSVC nodeSVC nodeSVC nodeI/O group 0 .1Multi-path I/O to Volumes .3Active paths to relocated Volumes39本地高可用Local MirrorAVAILABILITY For ultra-high availability applications, synchronously mirror application da

35、ta between two separate disk enclosures attached to the same system.40容災(zāi)復(fù)制: 業(yè)務(wù)連續(xù)性Mirror data off-site Synchronously over Metro distances. Asynchronously over Global distances. Application-level consistency groups.Practice recovery procedures For critical application consistency groups, freeze the Mi

36、rror and take a consistent FlashCopy. Practice application recovery procedures from the FlashCopy.Automatically respond to disasters Detect mirroring failure and automate failover to Recovery volume. Execute practiced application recoveryprocedures. Automate fail-back after repair.BUSINESS CONTINUAN

37、CENetworkRecovery practice volumeNetworkNetworkRecovery volume41提升存儲(chǔ)使用效率Thin provisioning More productive use of available storage. Across all supported host platforms.Performance optimizationEFFICIENCYWithout thin provisioning, pre-allocated space is reserved whether the application uses it or not.

38、 With thin provisioning, applications can grow dynamically, but only consume space they are actually using.Dynamicgrowth Analyze system performance and throughput. Transparently rearrange the data to eliminate hot-spots and balance utilization of all components.Hot-spots due to poor data layout.Opti

39、mized performance and throughput.Transparentreorganization42精簡(jiǎn)配置和熱點(diǎn)遷移IBM SVC解決方案分析用戶界面 在線壓縮（收費(fèi)）任意的快照（收費(fèi)）FCoE/iSCSI存儲(chǔ)分層在線遷移(NVM)本地高可用支持同步、異步容災(zāi) （收費(fèi)）設(shè)備的使用效率（thin and easy tier）簡(jiǎn)化管理性能可靠性安全性擴(kuò)展性在線維護(hù)能力故障監(jiān)控及預(yù)警廣泛的兼容性產(chǎn)品成熟、擁有大量的案例43第44頁(yè)簡(jiǎn)化管理改善存儲(chǔ)資源的部署計(jì)劃傳統(tǒng)磁盤陣列部署考慮： 容量， 磁盤容量/數(shù)量，RAID模式 性能 磁盤數(shù)量，磁盤轉(zhuǎn)速，緩存，IOPs，系統(tǒng)吞吐能力，

40、RAID模式 可靠性， 冗余控制器， RAID模式，數(shù)據(jù)備份 功能性， 分區(qū)，快照，遠(yuǎn)程數(shù)據(jù)復(fù)制 兼容性， 硬件平臺(tái)，操作系統(tǒng)平臺(tái)虛擬化后存儲(chǔ)供應(yīng)考慮：虛擬化后存儲(chǔ)供應(yīng)考慮：容量，容量，多少容量能滿足？多少容量能滿足？功能性，功能性，根據(jù)需求，靈活選擇存儲(chǔ)池，快根據(jù)需求，靈活選擇存儲(chǔ)池，快照，遠(yuǎn)程數(shù)據(jù)復(fù)制照，遠(yuǎn)程數(shù)據(jù)復(fù)制ControllersBlock-level accessApplication ServerApplication ServerApplication ServerSwitch虛擬化后，變的很輕松虛擬化后，變的很輕松44第45頁(yè)簡(jiǎn)化管理簡(jiǎn)化存儲(chǔ)的部署流程虛擬化前DiskRai

41、dLUNHost groupLUN mappingZoningMulti-PathPVVGPPLPLV虛虛擬擬化化后后一次性的劃分一次性的劃分存儲(chǔ)池存儲(chǔ)池虛擬磁盤虛擬磁盤一次性的劃一次性的劃分分通通用用的的多多通通路路軟軟件件標(biāo)準(zhǔn)過(guò)程標(biāo)準(zhǔn)過(guò)程好好處處后續(xù)磁盤進(jìn)行基后續(xù)磁盤進(jìn)行基本的硬件更換即本的硬件更換即可，比方說(shuō)磁盤可，比方說(shuō)磁盤故障！故障！友好的界面友好的界面標(biāo)準(zhǔn)的流程標(biāo)準(zhǔn)的流程實(shí)時(shí)的性能實(shí)時(shí)的性能在線的遷移在線的遷移標(biāo)準(zhǔn)化的劃標(biāo)準(zhǔn)化的劃分辦法分辦法主主機(jī)機(jī)多多通通路路管管理理軟軟件件統(tǒng)統(tǒng)一一化化統(tǒng)一類型的磁統(tǒng)一類型的磁盤，操作過(guò)程盤，操作過(guò)程標(biāo)準(zhǔn)化標(biāo)準(zhǔn)化45 SVC 性能最新最新SPC測(cè)

42、試結(jié)果顯示測(cè)試結(jié)果顯示SVC性能領(lǐng)跑性能領(lǐng)跑所有存儲(chǔ)所有存儲(chǔ)6節(jié)點(diǎn)的節(jié)點(diǎn)的SVC SPC-1值達(dá)值達(dá)380,000 4節(jié)點(diǎn)的節(jié)點(diǎn)的SVC SPC-1值達(dá)值達(dá)300,0008節(jié)點(diǎn)的節(jié)點(diǎn)的SVC SPC-1達(dá)到達(dá)到520,000*相對(duì)應(yīng)的相對(duì)應(yīng)的HP XP24000最高性能值為最高性能值為200,000左右左右/results/benchmark_results_spc1/#spc1SVC SPC-2值高達(dá)值高達(dá)7,080GBPS（8節(jié)點(diǎn)）節(jié)點(diǎn)）The intelligence of the caching algorithmsThe

43、 amount of cache The use of different storage tiers with Solid State Disk The ability to handle tagged command queuing operations The pattern of access as it relates to locality of reference which affects the cache hit ratios The size of the data block transferred Disk Magic Sizing tools46可靠性 SVC虛擬化

44、平臺(tái)的高可靠性設(shè)計(jì)StorageNetworkManaged Disks Virtual Disks Virtual Disks Virtual Disks Virtual DisksNodeNodeNodeNodeNodeDesigned to be a redundant, modular, scalable, solutionVirtual disks are shared between a pair of nodes NodeNodeNodeEach node is an xSerieseServer with 24GB ofRead/Write cache that is mirr

45、ored across the pairThe pool of managed disks iscontrolled by a cluster of managed nodes (up to 4 pairs, scaling higher in the future) SVC提供99.999%的高可靠性 可以通過(guò)SVC實(shí)現(xiàn)不停機(jī)的數(shù)據(jù)遷移 可以通過(guò)SVC實(shí)現(xiàn)不停機(jī)的微碼（firmware）升級(jí)，及磁盤陣列的硬件維護(hù)StorageNetworkManaged Disks Virtual Disks Virtual Disks Virtual Disks Virtual DisksNodeNode

46、NodeNodeNodeDesigned to be a redundant, modular, scalable, solutionVirtual disks are shared between a pair of nodes NodeNodeNodeEach node is an xSerieseServer with 24GB ofRead/Write cache that is mirrored across the pairThe pool of managed disks iscontrolled by a cluster of managed nodes (up to 4 pa

47、irs, scaling higher in the future)Redundant, hot-swappable control nodes Mirrored Write cache with battery backup Cluster configuration backup and restore capability Redundancy of active components including fans and power supplies Non-disruptive software upgrades to nodes Dual access to all front-e

48、nd and back-end ports Redundant paths from control nodes to internal disks over SAS. Remote call home Error notification and logging 47安全性訪問(wèn)和用戶管理 SSH protocol communication; Different user group;48 performance For performance sensitive applications, dynamically add more performance to your existing

49、capacity by adding controller pairs. or mix with additional capacity capacity For high capacity applications such as archive, dynamically add capacity by adding disk enclosures. or mix with additional performance features Many features are included. Software is preinstalled in the system and managem

50、ent console for easy setup. Premium features are already installed.Enabled with only a license file.Practice DR recoveryAutomated failover / fail-backThin ProvisioningPerformance optimizationVirtualizationFlashCopySAN VisualizationPerformance managementMetro MirrorGlobal MirrorSCALABILITY擴(kuò)展性動(dòng)態(tài)可擴(kuò)展動(dòng)態(tài)可

51、擴(kuò)展 49在線維護(hù)能力 SVC節(jié)點(diǎn)在線替換 SVC集群中任何一個(gè)節(jié)點(diǎn)集群中任何一個(gè)節(jié)點(diǎn)失效，可以在不中斷生產(chǎn)失效，可以在不中斷生產(chǎn)的條件下在線更換的條件下在線更換不需要改變SAN環(huán)境的配置不影響主機(jī)生產(chǎn)應(yīng)用不影響SVC集群生產(chǎn)替換操作時(shí)間短整個(gè)過(guò)程約30分鐘50故障監(jiān)控及預(yù)警系統(tǒng)管理 SNMP SysLog Email5152SVC 兼容環(huán)境8Gbps SAN fabricHPMA, EMAMSA, EVA,XP, P9500,3ParHitachiLightningThunderTagmaStoreAMS, WMS, USP, USP-VVSPEMCCLARiiONCX4,Symmetrix,DMX, VMAX,VNX, VNXeMicrosoftWindowsHyper-VIBM Power7IBM AIXIBM i 6.1 (VIOS)SunSolaris8/9/10HP-UX 11iTru64Op