深入康貝存儲(chǔ)_蔣勇

1、深入了解DELL Compellent蔣勇Yong_J Global Commercial ChannelGlobal Commercial Channels日程Confidential2 Compellent概覽 Compellent硬件體系 Compellent Storage Center功能CoreDynamic CapacityData ProgressionFast TrackData Instant ReplayRemote Instant ReplayLive VolumeGlobal Commercial Channels日程Confidential3 Compellent概

2、覽概覽 Compellent硬件體系 Compellent Storage Center功能CoreDynamic CapacityData ProgressionFast TrackData Instant ReplayRemote Instant ReplayLive VolumeGlobal Commercial Channels全球存儲(chǔ)行業(yè)格局的變遷 企業(yè)級(jí)存儲(chǔ)的第三次浪潮4第一代存儲(chǔ)第一代存儲(chǔ)（傻瓜陣列JBOD）第三代存儲(chǔ)第三代存儲(chǔ)（塊級(jí)虛擬化按需存儲(chǔ)）第二代存儲(chǔ)第二代存儲(chǔ)（傳統(tǒng)智能存儲(chǔ)）IBM RAMACDECHPSUNEMCHDSIBM SharkHPDELLNetAPPComp

3、ellentEqualLogicXIV3PARPillar Data*廠商廠商存儲(chǔ)存儲(chǔ)特性特性架構(gòu)架構(gòu)基礎(chǔ)基礎(chǔ)物理特征物理+智能特性虛擬化+智能+應(yīng)用特征資料來源：美國ESG顧問集團(tuán)，也可通過搜索獲取詳細(xì)論述未來是流動(dòng)的未來是流動(dòng)的 30年河?xùn)|轉(zhuǎn)河西年河?xùn)|轉(zhuǎn)河西Global Commercial Channels您的棘手問題是什么？您用同一種方法管理數(shù)據(jù)能維持多長時(shí)間？5存儲(chǔ)的痛點(diǎn)數(shù)數(shù)據(jù)增長失據(jù)增長失去控去控制制80% 的的不活躍數(shù)據(jù)不活躍數(shù)據(jù)緩緩慢和困難的恢慢和困難的恢復(fù)復(fù)高成本和高成本和不可靠的復(fù)制不可靠的復(fù)制斷代升級(jí)斷代升級(jí)和和技術(shù)淘汰風(fēng)險(xiǎn)技術(shù)淘汰風(fēng)險(xiǎn)復(fù)雜的系統(tǒng)和復(fù)雜的系統(tǒng)和剛硬的管理剛

4、硬的管理Global Commercial Channels流動(dòng)數(shù)據(jù)體系結(jié)構(gòu)在合適的時(shí)間將數(shù)據(jù)放在合適的位置，從而實(shí)現(xiàn)合理的成本6 簡化管理 適合于虛擬服務(wù)器 不受驅(qū)動(dòng)器類型、接口類型和RAID的影響 存儲(chǔ)數(shù)據(jù)時(shí)“無浪費(fèi)” 購買更少的磁盤驅(qū)動(dòng)器 節(jié)約能源和占用空間 精密數(shù)據(jù)移動(dòng)引擎 設(shè)置策略，讓系統(tǒng)運(yùn)行它們 優(yōu)化的數(shù)據(jù)放置 塊級(jí)智能 管理卷內(nèi)數(shù)據(jù) 跟蹤訪問頻率 啟用獨(dú)一無二的功能/優(yōu)點(diǎn)Global Commercial ChannelsStorage Center概覽考慮到未來需求的企業(yè)級(jí)存儲(chǔ)陣列7Storage Center硬件硬件 支持文件和數(shù)據(jù)塊（FC、iSCSI、NFS、CIFS） 從

5、TB級(jí)橫向和縱向擴(kuò)展至PB級(jí) 支持的驅(qū)動(dòng)器：FC、SATA、SAS、固態(tài)硬盤 群集化的控制器 無單點(diǎn)故障 企業(yè)級(jí)交換機(jī)Storage Center軟件軟件 高級(jí)精簡配置 自動(dòng)化分層存儲(chǔ) 智能存儲(chǔ)自動(dòng)化 真正的存儲(chǔ)虛擬化 連續(xù)回放 精簡復(fù)制NAS連接存儲(chǔ)控制器磁盤盤柜Global Commercial ChannelsCompellent關(guān)注成本，性能，可管理性三者的完美平衡8存儲(chǔ)對(duì)業(yè)務(wù)的價(jià)值PerformanceManagementCost“性能”不再是最主要的考量因素?？晒芾硇院统杀咀兊迷絹碓街匾usiness WinPersonal WinTechnical WinGlobal Com

6、mercial Channels一些康貝用戶的統(tǒng)計(jì)數(shù)據(jù)Facts: 80%+ 的康貝銷售是用來取代原有的SANs環(huán)境 (被稱為被稱為SAN 殺殺手手!) 80%+ 的康貝SAN用于服務(wù)器虛擬化 100% 的康貝用戶使用“精簡配置” 81%+ 的康貝用戶升級(jí)時(shí)選擇廉價(jià)的大容量硬盤驅(qū)動(dòng)器（SATA和近線SAS） 68%+ 的康貝用戶至少有兩套以上系統(tǒng)-用于容災(zāi)環(huán)境Global Commercial ChannelsCompellent 的八大特點(diǎn)10Best-in-class tiering 業(yè)界最好的自動(dòng)分層技術(shù)業(yè)界最好的自動(dòng)分層技術(shù)across disk types, RAID levels

7、and disks2Enterprise scalability 企業(yè)級(jí)可擴(kuò)展能力企業(yè)級(jí)可擴(kuò)展能力from terabytes to petabytes up to 1,000+ drives3Enterprise-class DR solutions 企業(yè)級(jí)容災(zāi)能力企業(yè)級(jí)容災(zāi)能力 including synchronous replication4Multi-protocol architecture 多協(xié)議體系結(jié)構(gòu)多協(xié)議體系結(jié)構(gòu) (iSCSI, Fibre Channel and FCoE) provides choice for FC customers1App-specific per

8、formance tuning 基于應(yīng)用的性能調(diào)優(yōu)基于應(yīng)用的性能調(diào)優(yōu) matches array capabilities with requirements5Thin provisioning by default 標(biāo)準(zhǔn)精簡卷配置標(biāo)準(zhǔn)精簡卷配置 uses less storage by allocating space only when stored6Efficient virtualization 高效的虛擬化解決方案高效的虛擬化解決方案of resources by managing disks as a single pool and presenting to any server

9、7Copilot Services 專業(yè)服務(wù)專業(yè)服務(wù)from configuring basic servers and volumes to verifying PhoneHome functionality 8Global Commercial Channels日程Confidential11 Compellent概覽 Compellent硬件體系硬件體系 Compellent Storage Center功能CoreDynamic CapacityData ProgressionFast TrackData Instant ReplayRemote Instant ReplayLive

10、VolumeGlobal Commercial Channels全模塊化硬件架構(gòu)無縫連續(xù)擴(kuò)展無縫連續(xù)擴(kuò)展 隨時(shí)隨意增加硬盤 無需停機(jī)! 性能自動(dòng)提升 無縫的系統(tǒng)擴(kuò)展和系統(tǒng)間擴(kuò)展在線的企業(yè)級(jí)擴(kuò)展在線的企業(yè)級(jí)擴(kuò)展你知道嗎？你知道嗎？我們獨(dú)家擁有業(yè)界唯我們獨(dú)家擁有業(yè)界唯一的可以延續(xù)擴(kuò)展的一的可以延續(xù)擴(kuò)展的單型號(hào)系統(tǒng)單型號(hào)系統(tǒng). . 自動(dòng)條帶化 無需人工拷貝 無需中斷的變更管理Global Commercial Channels延續(xù)性軟件設(shè)計(jì)永不需要永不需要“斷代升級(jí)斷代升級(jí)“ 消除技術(shù)風(fēng)險(xiǎn) 隨時(shí)混合使用多種技術(shù) 無需中斷的控制器軟件升級(jí) 今天的投資得到“未來的保證”控制器軟件無需重復(fù)購買控制器軟件無

11、需重復(fù)購買你知道嗎你知道嗎? ?20052005年出廠的產(chǎn)品可年出廠的產(chǎn)品可以繼續(xù)運(yùn)行我們今天以繼續(xù)運(yùn)行我們今天的最新功能軟件的最新功能軟件. .Global Commercial ChannelsCompellent 硬件體系結(jié)構(gòu)14LCCLCCFlash drivesSAS drivesPower SupplyPower SupplyLANNear-Line SAS drives遠(yuǎn)程用戶文件系統(tǒng)郵件系統(tǒng)Compellent Storage Center數(shù)據(jù)庫應(yīng)用SANClusterFILEBLOCK虛擬主機(jī)其它系統(tǒng) FCiSCSI FCoENAS FCiSCSI FCoENASContro

12、llerControllerFC drivesPERSISTENT HARDWARE控制器控制器I/O 卡卡擴(kuò)展柜擴(kuò)展柜磁盤類型磁盤類型Series 40SAS 2Fibre ChannelSAS 2SAS 210GbiSCSIFCOEFibre ChannelFibre Channel- 4Gb, 3.5” 16 bay- 3Gb, 3.5” 12 bay- 6Gb, 3.5” 12 bay- 6Gb, 2.5” 24 bay- 6Gb, 2.5” 15K 146GB- 6Gb, 2.5” 10K 450/600GB- 6Gb, 3.5” 7K 1/2TB- 6Gb, 3.5” 15K 45

13、0/600GBEnterprise Storage that Scales to Meet Every PossibilitySSDSeries 3015ConfidentialGlobal Commercial ChannelsSAS STORAGE CONNECTIVITYFeature4 Port SASInterfaceFull height PCI-EConnectorsSFF-8088 SAS Port Speed24GbDrives/ChainSCOS 5.4.1: 48SCOS 5.4.2: 96# Chains / Card2Series 40 / 30Yes 24Gb pe

14、r external port One card goes a long way! Up to 3x bandwidth16ConfidentialGlobal Commercial ChannelsConfidential176Gb SAS enclosures 2.5” enclosure 24 HDDs in a 2U footprintFeature2.53.5Size2USAS Speed6GbI/O ModulesDual RedundantDrives/ChainSCOS 5.4.1: 48 SCOS 5.4.2: 96Series 40/30YesDrives / Enclos

15、ure2412Global Commercial Channels擴(kuò)展柜對(duì)比FC SBODSAS EBODSAS EBODSAS EBODRack Space3U2U2U2UInterface Speed4Gb3Gb6Gb6GbHDD Form Factor3.53.53.52.5# of Bays16121224Max Ports (Loops/Chains)22 (11)20 (10)20 (10)20 (10)Enclosures per Loop/Chain7484Max Disk Drives1,232480960960Max Raw Cap.739TB960TB1,920TB1,9

16、20TB18ConfidentialGlobal Commercial Channels2.5寸磁盤的好處6U space2.5 form factor SAS drives72 total drives in 6U3.5 form factor FC drives32 drives in 6USpindles 2X increaseIOPS/rack unit 2X increase19ConfidentialGlobal Commercial ChannelsConfidential20Compellent支持的硬盤類型ClassFFTierRPMCapacityEnterprise3.5

17、”1SSD146GBEnterprise3.5”1 - 215K300/450/600GBEnterprise3.5”210K450GB*Business Critical3.5”37.2K500GB*/1TBBusiness Critical3.5”37.2K2TBFC (4Gb) & SATA (1.5Gb) DrivesSAS (6Gb) DrivesClassFFTierRPMCapacityEnterprise2.5”1 - 215K146GBEnterprise3.5”1 - 215K450/600GBEnterprise2.5”210K450/600GBBusiness Crit

18、ical3.5”37.2K1TB/2TBGlobal Commercial ChannelsWhere Do SSDs Make Sense?Applications that impact revenue generation capability within the organizationDatabasesEasy to identify bottlenecksOften related to storage I/O performanceOnly need a few SSDs to store frequently accessed filesPlays perfectly int

19、o Compellent Data Progression Network-Attached Storage (NAS)Accessing similar data on the same file system at the same timeRead-intensive environmentsHigh Server Counts Constantly increasing server count on an application for better performance21ConfidentialGlobal Commercial ChannelsDeployment Archi

20、tecture Options22ConfidentialGlobal Commercial ChannelsCompellent 控制器23 Technology independence支持FC, SAS, iSCSI, FCoE支持未來技術(shù)擴(kuò)展 Improved Scalability擴(kuò)展靈活（6個(gè)PCI插槽） Return on Investment無需附加費(fèi)用立即適應(yīng)新技術(shù) Availability無需電池的內(nèi)存卡雙控制器在線微碼升級(jí)消除傳統(tǒng)的數(shù)據(jù)遷移方式 Next generation hardware增強(qiáng)的性能Global Commercial ChannelsDual Cont

21、roller Single SASController AController BAll open SAS ports must be cross connected to opposite port on second Controller, this provides for Inter Processing Communication (IPC).24ConfidentialGlobal Commercial ChannelsDual Controller Dual Multiple SASController AController B1234567825ConfidentialGlo

22、bal Commercial ChannelsFront end ports Virtual ModeRepresents additional paths needed to support port level failover26ConfidentialGlobal Commercial Channels日程Confidential27 Compellent概覽 Compellent硬件體系 Compellent Storage Center功能功能CoreDynamic Capacity（動(dòng)態(tài)容量）Data Progression（數(shù)據(jù)自動(dòng)分級(jí)）Fast TrackData Insta

23、nt ReplayRemote Instant ReplayLive Volume頁面生命周期Global Commercial ChannelsStorage Center Core 免費(fèi)Global Commercial ChannelsStorage Center Applications 需要 LicenseGlobal Commercial ChannelsCORE: 磁盤虛擬化Confidential30Global Commercial ChannelsConfidential31Core: 流動(dòng)數(shù)據(jù)體系架構(gòu)Metadata 所記錄的信息Creation, Access, and

24、 Modification timeFrequency of accessType and Tier of disk driveRAID levelCorresponding volumeData typeGlobal Commercial ChannelsConfidentialThin Import（精簡導(dǎo)入）32Global Commercial ChannelsConfidential33CORE: COPY MIRROR MIGRATEGlobal Commercial ChannelsConfidential34CORE: PHONE HOME Monitor health of

25、hardware and software Predict (and fix) problems before they occur Track disk utilization & notify when more capacity is requiredProactive remote monitoring ensures continuous operationsGlobal Commercial Channels動(dòng)態(tài)容量 應(yīng)對(duì)規(guī)劃效率和擴(kuò)容精簡配置的價(jià)值精簡配置的價(jià)值 買更少的磁盤，開更大的空間 隨需動(dòng)態(tài)調(diào)整邏輯空間 避免擴(kuò)容停機(jī)風(fēng)險(xiǎn)和應(yīng)用更改徹底改變存儲(chǔ)利用率徹底改變存儲(chǔ)利用率 空間

26、管理自動(dòng)化，減少工作量 極大提高存儲(chǔ)利用率 對(duì)于應(yīng)用無任何限制你知道嗎你知道嗎?Compellent 100%Compellent 100%的用戶都采用了精的用戶都采用了精簡配置簡配置. .傳統(tǒng)存儲(chǔ)傳統(tǒng)存儲(chǔ)Compellent存儲(chǔ)存儲(chǔ)Global Commercial ChannelsConfidential36DYNAMIC CAPACITY FEATURES Thin Provisioning Overprovisioning Instant Volume Creation Free Space Recovery Thin Import T10 “trim” standard Dynami

27、c Expansion Default for all volumesGlobal Commercial Channels自動(dòng)化分級(jí)存儲(chǔ)榮獲專利的流動(dòng)數(shù)據(jù)架構(gòu)榮獲專利的流動(dòng)數(shù)據(jù)架構(gòu) 度量數(shù)據(jù)塊的實(shí)際業(yè)務(wù)應(yīng)用 把非活動(dòng)數(shù)據(jù)自動(dòng)挪入低成本磁盤采購更少和更廉價(jià)的硬盤采購更少和更廉價(jià)的硬盤你知道嗎你知道嗎?CompellentCompellent用戶用戶81%81%的擴(kuò)容訂單僅的擴(kuò)容訂單僅采購大容量低成本采購大容量低成本硬盤硬盤. . 把頻繁訪問的數(shù)據(jù)存儲(chǔ)到硬盤外道 讓所有硬盤最大程度發(fā)揮利用率和性能請看動(dòng)畫請看動(dòng)畫Global Commercial Channels38Data Progressio

28、n和和Fast Track 性能優(yōu)化 Fluid Data體系結(jié)構(gòu)提供元數(shù)據(jù)管理 Data Progression分析元數(shù)據(jù)并提供精密數(shù)據(jù)移動(dòng)功能 Fast Track保留外磁道以用于提高性能 優(yōu)點(diǎn) 縮減整體驅(qū)動(dòng)器數(shù)量但不犧牲性能 減少對(duì)于昂貴高能耗驅(qū)動(dòng)器的需求Global Commercial ChannelsConfidential39FAST TRACK OVERVIEWRotational LatencySeek Time Disk drives are physical devices that are the slowest part of a storage system Red

29、ucing physical delays (rotational + seek time) provides significant performance gainsGlobal Commercial ChannelsFull Disk DriveWith Fast TrackMost active blocks are dynamically and automatically placed on outer edgeConfidential40FAST TRACK OVERVIEWGlobal Commercial ChannelsData Progression優(yōu)化級(jí)別優(yōu)化級(jí)別 層級(jí)

30、層1、層2、層3 磁盤區(qū)域快速和標(biāo)準(zhǔn) RAID級(jí)別單冗余 RAID 10、RAID 5-5 (4+1)、RAID 5-9 (8+1)雙冗余 RAID10DM、RAID6-6 (4+2)、RAID 6-10 (8+2) 頁面大小512 KB、2 MB、4 MBGlobal Commercial Channels持續(xù)數(shù)據(jù)保護(hù)基于基于Replay的架構(gòu)的好處的架構(gòu)的好處 空間效率 凍結(jié)指針 無需預(yù)留空間 Replay自動(dòng)挪入低成本硬盤擁有專利的持續(xù)數(shù)據(jù)可用性擁有專利的持續(xù)數(shù)據(jù)可用性你知道嗎你知道嗎?對(duì)于保護(hù)點(diǎn)數(shù)量沒對(duì)于保護(hù)點(diǎn)數(shù)量沒有限制有限制. . 允許刪除任一Replay，允許保留任一Replay

31、 和常規(guī)應(yīng)用集成(Microsoft, VMware) 對(duì)于業(yè)務(wù)保護(hù)、研發(fā)、測試、SAN啟動(dòng)、卷組一致性非常實(shí)用Global Commercial ChannelsCompellent回放 vs 傳統(tǒng)快照傳統(tǒng)快照傳統(tǒng)快照Compellent ReplaysVol 1Vol 2Vol 3Snapshot pre-allocation要求要求Copy on write 和重建和重建Vol 110:00 AM Replay10:30 AM ReplayTraditional SnapshotsCopy on write 影響性能Time consuming 使用耗時(shí)Compellent Data I

32、nstant Replays數(shù)據(jù)塊指針?biāo)饕龜?shù)據(jù)塊指針?biāo)饕?無論卷多大，都能快速生成回放點(diǎn)所需空間最小所需空間最小將歷史回放合并快速掛載到任何服務(wù)器快速掛載到任何服務(wù)器任意時(shí)刻可借助回放測試生產(chǎn)任意時(shí)刻可以開始備份工作對(duì)性能沒有影響利用回放點(diǎn)創(chuàng)建新的卷非常利用回放點(diǎn)創(chuàng)建新的卷非?？蓲燧d任意回放點(diǎn)很快即可寫入Global Commercial ChannelsConfidential44DATA INSTANT REPLAY FEATURES Unlimited snapshots No space reservation Tight integration with Dynamic Capaci

33、ty and Data Instant Replay Unlimited Views (restores) Map to any server over any protocol Recoveries are read/writeGlobal Commercial Channels精簡復(fù)制/容災(zāi)精簡復(fù)制的好處精簡復(fù)制的好處成本合適的遠(yuǎn)程復(fù)制方案成本合適的遠(yuǎn)程復(fù)制方案你知道嗎你知道嗎?CompellentCompellent用戶中用戶中有有68%68%把他們的數(shù)把他們的數(shù)據(jù)復(fù)制到異地?fù)?jù)復(fù)制到異地. .San DiegoLondonLas Vegas Replay(保護(hù)點(diǎn))自動(dòng)帶到異地 6次點(diǎn)擊實(shí)

34、現(xiàn)容災(zāi) 一鍵自動(dòng)恢復(fù) 容災(zāi)測試 - 無需停機(jī) 急劇降低帶寬和管理成本 無需預(yù)留空間 僅復(fù)制變動(dòng)數(shù)據(jù)塊Global Commercial ChannelsConfidential46REMOTE DATA INSTANT REPLAY FEATURES Unlimited replications Synchronous/Asynchronous Tight integration with Dynamic Capacity and Data Instant Replay Replicate over any procotol Mount target volumes without stopp

35、ing replication 1:1, Bi-directional, Multi-site, Multi-hop Centrally managed by Enterprise Manager One-click restore (reverse replication) Recoveries are read/write by default Includes consistency groupsGlobal Commercial ChannelsLive Volume合適的成本，滿足RPO/RTO的目標(biāo)47Dynamic Business Continuity 就像一個(gè)存儲(chǔ)的超級(jí)管理員

36、，將卷同時(shí)放在兩臺(tái)陣列上 網(wǎng)聚多臺(tái)共享存儲(chǔ)，管理起來就像一個(gè)你知道嗎你知道嗎?可創(chuàng)建、刪除或者修改的Live Volume的數(shù)量沒有限制. 實(shí)現(xiàn)了存儲(chǔ)的敏捷性，可用性和高可靠性 存儲(chǔ)可隨虛機(jī)而流動(dòng) 完全集成, 無需第三方設(shè)備或服務(wù)器的AgentGlobal Commercial ChannelsConfidential48Live Volume Overview New Level of Abstraction Live Volume maintains data relationship between Storage Centers Volume can move non-disrupti

37、vely between Storage CentersAsynchronous ReplicationHigh bandwidth connectionLive VolumeGlobal Commercial Channels精簡復(fù)制/容災(zāi)精簡復(fù)制的好處精簡復(fù)制的好處成本合適的遠(yuǎn)程復(fù)制方案成本合適的遠(yuǎn)程復(fù)制方案你知道嗎你知道嗎?CompellentCompellent用戶中用戶中有有68%68%把他們的數(shù)把他們的數(shù)據(jù)復(fù)制到異地?fù)?jù)復(fù)制到異地. .San DiegoLondonLas Vegas Replay(保護(hù)點(diǎn))自動(dòng)帶到異地 6次點(diǎn)擊實(shí)現(xiàn)容災(zāi) 一鍵自動(dòng)恢復(fù) 容災(zāi)測試 - 無需停機(jī) 急劇降低

38、帶寬和管理成本 無需預(yù)留空間 僅復(fù)制變動(dòng)數(shù)據(jù)塊Global Commercial Channels頁面生命周期頁面生命周期 詳細(xì)工作原理 存儲(chǔ)系統(tǒng)有兩個(gè)磁盤層 卷被配置為使用建議的存儲(chǔ)配置文件 層1為單冗余，層3為雙冗余 每天發(fā)生一次Replay，每個(gè)Replay保留3天 卷于今天創(chuàng)建 卷大小為1 TB層層1RAID10層層3RAID6層層1RAID5BCDA頁面EGlobal Commercial ChannelsABCDE6pm MonC1READ AREAD CWrite C1DATADIRTIER1RAID10TIER3RAID5TIER1RAID5頁面頁面生命周期生命周期Global

39、 Commercial ChannelsC2E1頁面生命周期頁面生命周期 即使有多個(gè)Replay，僅有變化量消耗額外空間ABCDETime 0C1READ A READ C1Write C2DATADIR變化量DIR 變化量READ EWrite E1Time 1Time 2TIER1RAID10TIER3RAID5TIER1RAID5Global Commercial ChannelsC2E1頁面生命周期頁面生命周期 當(dāng)Replay到達(dá)過期時(shí)間 信息合并 不再被引用的page釋放回共有的Page poolABCDETime 0ABC1DEREAD A READ C2Write C2DATADIR新的最早的replayDIR變化量READ E1Write E1Time 1Time 2到達(dá)過期時(shí)間Time 0將空間釋放回Page poolTIER1RAID10TIER3RAID5TIER1RAID5Global Commercial ChannelsC2E1頁面生命周期頁面生命周期 釋放過程結(jié)束ABC1DEREAD A READ C2Write C2DATADIR 變化量READ E1Write E1Time 1Time