EMCRecoverPoint介紹精講

1、假設場景 應用服務器組 SAN EMC IBM HDS LSI HP ? 版權所有 2009 EMC Corporation。保留所有權利。 困擾：困擾： 1.不能支持異構存儲； 2.無法恢復邏輯錯誤； 3.無法恢復到任意時間點； 4.成本高昂； 1 EMC RecoverPoint ? 版權所有 2009 EMC Corporation。保留所有權利。 2 Agenda ?什么是RecoverPoint？ ?RecoverPoint的特點 ?RecoverPoint的使用場景? 版權所有 2009 EMC Corporation。保留所有權利。 3 什么是CDP？ ?定義：定義： “持續(xù)數(shù)據(jù)

2、保護是一套方法，它可以捕獲或跟蹤數(shù)據(jù)的變化，并將其獨立存放在生產數(shù)據(jù)之外，以確保數(shù)據(jù)可以恢復到過去的任意時間點。持續(xù)數(shù)據(jù)保護系統(tǒng)可以基于塊、文件或應用實現(xiàn)，可以為恢復對象提供足夠細的恢復粒度，實現(xiàn)幾乎無限多的恢復時間點?！?SNIA(存儲網絡工業(yè)協(xié)會) ? CDP vs. 傳統(tǒng)備份： RPO不同 ?CDP vs. 數(shù)據(jù)復制： 邏輯錯誤的處理方式 ? 版權所有 2009 EMC Corporation。保留所有權利。 4 CDP的實現(xiàn)模式 ? 基于文件 ? 基于數(shù)據(jù)塊 ?基于主機端卷管理軟件或客戶端代理軟件Agent；?基于傳輸層； ?基于存儲層； ? 版權所有 2009 EMC Corpora

3、tion。保留所有權利。 5 RecoverPoint 系列 數(shù)據(jù)保護、復制和災難恢復解決方案 RecoverPoint/SE 本地保護 CDP 遠程數(shù)據(jù) CRR 并行本地和 遠程 (CLR) 保護 ?每站點單個 CLARiiON CX、CX3 或 CX4 陣列 ?CDP、CRR 和 CLR 數(shù)據(jù)保護 ?集成了 WAN 帶寬縮減功能 ?利用 CLARiiON 拆分器支持 Windows、Linux、VMware、Solaris、HP-UX 和 AIX ?分層的存儲容量： 4 /8/16/24/32-150TB ?可升級到完整版 RecoverPoint ? 版權所有 2009 EMC Corp

4、oration。保留所有權利。 RecoverPoint 本地保護 遠程保護 并行本地和遠程保護 ?多個異構存儲器和服務器 ?CDP、CRR 和 CLR 數(shù)據(jù)保護 ?集成了 WAN 帶寬縮減功能 ?支持基于主機、CLARiiON 或網絡的拆分器 ?以 1 TB 為增量逐步增加容量，最多達 600TB ?與 Brocade 和 Cisco 提供的智能結構集成 6 RecoverPoint 配置 ?RecoverPoint 是一個多節(jié)點群集 RecoverPoint/SE和RecoverPoint 為 2 至 8 個節(jié)點 所有節(jié)點都在雙活配置中 可以跨節(jié)點分布負載 可對運行中的系統(tǒng)添加節(jié)點 ?基于

5、主機、陣列或結構的寫操作拆分器 主機或 CLARiiON 拆分器或 Brocade 及基于 Cisco 結構的拆分器上的輕量級驅動程序 僅截取受保護 LUN 的寫操作 將寫操作發(fā)送到本地應用裝置 RecoverPoint/SE 僅支持 Windows 和 CLARiiON 拆分器 ?支持鏡像的 SAN 兩個獨立的 SAN 提供了可靠性 支持無中斷結構升級 通過故障隔離提供 RecoverPoint 配置的高可用性 支持 Cisco 和 Brocade（包括 M 機型）連接結構 ?支持 iSCSI 和 4 Gb/s 光纖通道 RecoverPoint 應用裝置提供本機 4 Gb/s 光纖支持 C

6、LARiiON 拆分器支持光纖通道和 iSCSI 卷 ? 版權所有 2009 EMC Corporation。保留所有權利。 主機 第 2 層 SAN （A/B 結構） 存儲陣列 主機、連接結構或 CLARiiON 拆分器 7 支持多種復制技術 生產站點 災難恢復站點 備用災難 恢復服務器RecoverPoint RecoverPoint SAN 應用裝置 應用裝置 SAN 群集 群集 SAN/WAN 主動節(jié)點被動節(jié)點 磁帶備份管理器 生產 LUN CRR 拷貝 磁帶庫 CDP 拷貝 RecoverPoint 復制服務 本地和 CDP 日志 ?在復制期間保持生產數(shù)據(jù)可用 ?利用 EMC Rep

7、lication Manger 和 EMC ?通過網絡、磁帶或另增一個陣列完成初始同步 NetWorker 增強的支持功能 ?壓縮數(shù)據(jù)并在線路上僅發(fā)送更改的數(shù)據(jù) ?服務器一致性復制和恢復 ?本地和/或遠程復制 ?支持服務器和存儲陣列的聯(lián)合收集 ?利用 CDP 進行應用程序一致性復制 ?異步崩潰一致性和應用程序一致性恢復 ?與 Exchange 和 SQL 以及其他應用程序集成 ?可讓任何拷貝成為可讀/寫的 ?復制光纖通道和 iSCSI LUN ?對拷貝的更改可以以增量方式重新應用到主數(shù)據(jù) ? 版權所有 2009 EMC Corporation。保留所有權利。 8 WAN 帶寬節(jié)約 ? 管理員設

8、置重要性和 RPO 策略 ? 管理員指定帶寬消耗策略 ? RecoverPoint 監(jiān)視帶寬并優(yōu)化資源利用率 中午中午 12:00 早晨早晨 6:00 下午下午 6:00 中午中午 12:00 20 分鐘分鐘源源RPO 更新更新更新更新 CG1 目標目標 CG1 10 Mb/s 3 Mb/s 10 Mb/s 6 分鐘分鐘 源源RPO 更新更新更新更新 CG2 目標目標 在在 RecoverPoint/SE 外部外部 CG2 更改帶寬更改帶寬 源陣列源陣列 目標陣列目標陣列 ? 版權所有 2009 EMC Corporation。保留所有權利。 9 RecoverPoint 管理 使用單一界面復

9、制使用單一界面復制 SAN 連接的連接的卷卷 ?本地和/或遠程監(jiān)視和管理復制 ?設置和修改復制策略 ?與 VMware vCenter Site Recovery Manager 和 vCenter 集成；支持 Microsoft Hyper-V ?包括在線幫助 ?按應用程序向用戶授權 ?包括自動化向導 ?還提供命令行界面 (CLI) ? 版權所有 2009 EMC Corporation。保留所有權利。 10 Write Splitters ?Host-based, fabric-based, and CLARiiON-based write splitters ?Intercepts wr

10、ites from the host and splits each write ?Managed through RecoverPoint; installed and upgraded independently of RecoverPoint Splitter Type How Deployed Overhead Host-based In I/O stack just above the multi-path Adds write traffic at the HBA; no other software impact Fabric-based In intelligent stora

11、ge services hardware on a Brocade- or Cisco-based switch Operates at wire speeds; no impact CLARiiON-In FLARE operating system; active in based both storage processors No impact RecoverPoint/SE only supports a Windows host-based write splitter and the CLARiiON-based write splitter. ? 版權所有 2009 EMC C

12、orporation。保留所有權利。 11 Host-Based Write Splitters HOST (WINDOWS) Kernel User Space File System Communication with the RPA Watchdog Service Monitor the over FC Splitter User Space splitter process Partition Manager HIC/HLR Kshsplit.sys Various application Multipath Driver processes . Listen for Log .

13、Request, Disk Class Driver (e.g., Disk.sys) . collect and . transfer to . RPA over IP HBA Miniport/ Storport Driver . HBA HBA NIC ? 版權所有 2009 EMC Corporation。保留所有權利。 Supported on AIX*, Solaris*, and Windows Lightweight code that installs on each server that accesses a replicated LUN Splits or Duplic

14、ates writes to production LUNs and sends a copy to the RPA *AIX and Solaris host-based write splitters are not supported by RecoverPoint/SE 12 ?Fabric-Based Write Splitters Applications Copy of write (split write) Appliance Not in primary data path APIs Original write Target Not supported by Recover

15、Point/SE ? 版權所有 2009 EMC Corporation。保留所有權利。 ?RecoverPoint leverages intelligent fabric services ?Supports Brocade Fabric Application Platform ?Supports Cisco SANTap ?Supports EMC and non-EMC Storage arrays ?Full support for VMware, including VMFS 13 Brocade Fabric-Splitter Platforms ?Department and

16、 Director versions Connectrix AP-7600B PB-48K-AP4-18 ?Not supported by RecoverPoint/SE ? 版權所有 2009 EMC Corporation。保留所有權利。 Connectrix AP-7600B for department PB-48K-AP4-18 switching module for Connectrix B-series ED-48000B and ED-DCX-B directors High-performance storage processor 16 4 Gb/s ports 2 G

17、igabit Ethernet ports 14 Features No RecoverPoint or Brocade license required Cisco Fabric-Splitter Platforms Connectrix MDS-9000 Series with MDS 18/4 Multi-Services blade Multi-Services Blade MDS 18/4 Connectrix MDS-9222i Native support or with MDS 18/4 Multi-Services blade Not supported by Recover

18、Point/SE ? 版權所有 2009 EMC Corporation。保留所有權利。 ?MDS-9000 uses the 18/4 blade ?9222i can use the 18/4 blade and has native fabric splitting support ?Both MDS and 9222i require a Cisco Storage Services Enabler (SSE) license, no RecoverPoint license required 15 CLARiiON-Based Write Splitter PRODUCTION DI

19、SASTER RECOVERY ?RecoverPoint splitter Windows Solaris Linux VMware Windows Solaris Linux VMware included at no charge with FLARE 26 and later ?Supports CLARiiON CX3 RecoverPoint RecoverPoint and CX4 arrays SAN SAN/WAN SAN PRODUCTION A ?Supports Celerra NS arrays (Celerra Unified) ?Supports open sys

20、tems CLARiiON splitter runs on each CLARiiON; no host or fabric agent ?Can be mixed with other required RecoverPoint splitters can share between clusters ?Easiest to use and RecoverPoint RecoverPoint configure SAN FC/WAN SAN ?Can be shared by up to four RecoverPoint clusters VMware Solaris VMware So

21、laris ? 版權所有 2009 EMC Corporation。保留所有權利。 16 Splitter Support by OS OS/Splitter Type Host-based Brocade Cisco CLARiiON AIX 5.2, 5.3 Yes Yes Yes HP-UX No Yes Yes Yes Hyper-V Hyper-V and Hyper-V R2 Yes Yes Yes Linux No Yes Yes Yes Solaris 10, 11 Yes Yes Yes VMware VM with Windows RDM/P only Yes Yes Ye

22、s VMware VM with other No Yes Yes Yes Windows 32 and 64 bit, Server 2003, 2008, 2008 R2 Yes Yes Yes Other OS No See ESM See ESM See ESM ? 版權所有 2009 EMC Corporation。保留所有權利。 17 Splitter guidelines ?Different splitter types can be intermixed Splitter Host-Brocade Cisco-CLARiiO based SANTap N Host-based

23、 Yes Yes Yes Yes Brocade Yes Yes No Yes Cisco-Yes No Yes Yes SANTap ?Multiple instances of a splitter type is supported CLARiiON Yes Yes Yes Yes ?CLARiiON-based write splitter can be shared ?The Cisco-SANTap Intelligent-Fabric splitter can be shared with an RPQ ?Multiple versions of splitters are su

24、pported ? 版權所有 2009 EMC Corporation。保留所有權利。 18 Local Protection Process Continuous Data Protection (CDP) 2a. Host splitter 1. Data is split and sent to the RecoverPoint appliance in one of three ways 2b. Intelligent-fabric splitter 3. Writes are acknowledged back from the RecoverPoint appliance 4. T

25、he appliance writes data to the journal volume, along with time 2c. CLARiiON stamp and application-specific splitter bookmarks / A / B / C r A r B r C Production volumes Replica volumes Journal volume 5. Write-order-consistent data is distributed to the replica volumes ? 版權所有 2009 EMC Corporation。保留

26、所有權利。 19 Remote Protection Process Continuous Remote Replication (CRR) 2a. Host splitter 2b. Intelligent-fabric splitter 1. Data is split and sent to the RecoverPoint appliance in one of three ways 3. Writes are acknowledged back from the RecoverPoint appliance 6. Data is received, uncompressed, seq

27、uenced, and verified 7. Data is written to the journal volume 2c. CLARiiON splitter 5. Data is sequenced, checked, compressed, and replicated to the 4. Appliance functions remote appliances over ? Fibre Channel-IP conversion IP or SAN ? Replication ? Data reduction and compression ? Monitoring and m

28、anagement / A / B / C r A r B r C Journal volume Local site Remote site 8. Consistent data is distributed to the remote volumes ? 版權所有 2009 EMC Corporation。保留所有權利。 21 RecoverPoint/SE and RecoverPoint Features RecoverPoint/SE RecoverPoint Operating system supported Windows Server 2000, 2003, 2008 Het

29、erogeneous with CLARiiON splitter Heterogeneous* CLARiiON AX4-5, CX4, CX3, and CX series; block Storage arrays supported LUNs from Fibre Channel Celerra NS20, NS40, NS80, Heterogeneous* NS-120, NS-240, and NS-960 Number of arrays Two in CRR/CLR, one in CDP Unlimited Concurrent local and remote (CLR)

30、 data protection Supported Supported Licensing Per replicated capacity Per replicated capacity Number of appliances Two to eight per site Two to eight per site Bandwidth reduction Built in Built in Journal compression Not supported Built in Virtualization support Hyper-V, VMware vCenter monitoring,

31、VMware SRM Hyper-V, VMware vCenter monitoring, VMware SRM Multi-pathing EMC PowerPath only Heterogeneous Capacity As licensed for 4 TB, 8 TB, 16 TB, 24 TB, 32 TB, and 33 TB-300 TB in 1TB increments As licensed (up to 600 TB) Synchronous replication Supported Supported Intelligent fabric Not supporte

32、d Supported * Refer to the EMC Support Matrix for details ? 版權所有 2009 EMC Corporation。保留所有權利。 23 Agenda RecoverPoint的特點? 版權所有 2009 EMC Corporation。保留所有權利。 24 RecoverPoint的價值 任意時間點數(shù)據(jù)的恢復 可支持異構存儲 降低總體擁有成本 ? 版權所有 2009 EMC Corporation。保留所有權利。 25 ?Agenda RecoverPoint的使用場景? 版權所有 2009 EMC Corporation。保留所有權利

33、。 26 災難恢復 生產站點生產站點 災難恢復災難恢復 （遠程）站點（遠程）站點 UNIX Windows UNIX Windows SAN 更新更新 SAN 源源 目標目標 CG1 CG1 RecoverPoint RecoverPoint 源源 應用裝置應用裝置 應用裝置應用裝置 WAN 目標目標 CG2 CG2 源源 目標目標 CG3 ? 初始同步 CG3 ? 更新 源陣列源陣列 CRR 目標陣列目標陣列 ? 版權所有 2009 EMC Corporation。保留所有權利。 27 災難恢復 生產站點生產站點 災難恢復災難恢復 （遠程）站點（遠程）站點 UNIX Windows UNIX

34、 Windows SAN 災難災難 SAN 更新更新 源源 目標目標源源 CG1 文件系統(tǒng)文件系統(tǒng)CG1 RecoverPoint RecoverPoint 源源 應用裝置應用裝置 應用裝置應用裝置 WAN 目標目標源源 CG2 iSCSI LUN CG2 源源 目標目標源源 CG3 ? 生產故障 VDM CG3 ? 將故障切換到 CRR LUN ? 更新 CRR LUN 源陣列源陣列 CRR 目標陣列目標陣列 ? 版權所有 2009 EMC Corporation。保留所有權利。 28 災難恢復 生產站點生產站點 災難恢復災難恢復 （遠程）站點（遠程）站點 UNIX Windows UNIX Windows SAN 恢復恢復 SAN 源源 CRR 目標目標源源 源源 文件系統(tǒng)文件系統(tǒng)CG1 文件系統(tǒng)文件系統(tǒng)CG1 RecoverPoint RecoverPoint 源源 應用裝置應用裝置 應用裝置應用裝置 WAN 目標目標iSCSI LUN CG2 iSCSI LUN CG2