2022年EMC业务连续性数据保护方案

1、业务连续性数据保护方案演讲人姓名 李馨演讲人职务 EMC华南区客户技术主管ESG 对业务停顿容忍值的研究报告Enterprise Storage Group Report 2006 September业务停顿(Downtime) = 金钱损失业务恢复之前数据数据库操作系统主机网络必须到位。数据遗失原因分析Source: ONTRACK Data Recovery, Inc.方案: 切换至 DR 端方案: RecoverPoint异构环境中数据复制的痛点应用系统数据一致性问题毁坏之保护本地端异地端SANSANSAN应用系统反应时间现有基础架构容灾恢复测试演练OracleExchangeSQLOr

2、acleExchangeSQL网络通讯成本异构存储设备STKIBMHPHDSEMCSTKIBMHPHDSEMC决策考虑重点数据恢复点目标( RPO )主要决策指标业务层次的考虑技术层次的考虑花费成本服务恢复时间目标( RTO )性能带宽容量恢复及数据一致性功能性及可用性RecoverPoint 的定位数据恢复点目标: RPO(数据遗失量)服务恢复时间目标: RTO(服务恢复所需时间)DaysWeeksHrs.DaysWeeksSec.Min.Min.Hrs.AutomationReplicationRestorefrom tapeSec.ReplicationTape backup几秒几分钟几

3、分钟RecoverPoint立即恢复无论数据容量有多大STKHPIBMHDSEMCEMC 持续性数据保护方案SANWANSANSAN支援异构存储平台及异构操作系统，可将数据反复恢复至任一时间点!RecoverPoint: 网络式外挂 (Out-Band) 设计架构CDP: 本地端持续性数据保护 (Continuous Data Protection)CRR: 异地端持续性数据复制 (Continuous Remote Replication)HistoryJournalHistoryJournalRecoverPontApplianceRecoverPontApplianceLocal sit

4、eRemote siteCDPCRRSTKHPIBMHDSEMCRecoverPoint 本地端数据保护处理流程1. Data is “split” and sent to the RecoverPoint appliance in one of two ways4.The appliance writes data to the Journal volume, along with timestamp and application-specific bookmarks5.Write-order-consistent data is distributed to the replica vo

5、lumesProduction volumesReplica volumesJournal volume/ A/ C/ Br Ar Cr B2a. Host splitter3.Writes are acknowledged back from the RecoverPoint appliance2b.Cisco SANTap fabric splitterCDPLocal site/ A/ C/ B2a. Host splitter2b.Cisco SANTap7.Data is written to the Journal volumeRemote siteL. History volum

6、er Ar Cr B3.Writes are acknowledged back from the RecoverPoint appliance5. Data is sequenced, checksummed, compressed, and replicated to the remote RPAs over IP (either asynchronous, or synchronous and bi-directional)4. Appliance functions FC-IP conversion Replication Data Reductionand compression M

7、onitoring and management1. Data is “split” and sent to the RecoverPoint appliance in one of two ways6.Data is received, uncompressed, sequenced, and checksummed8. Consistent data is distributed to the remote volumesRecoverPoint 异地端数据复制处理流程CRRRecoverPoint 整合 CRR 与 CDP功能Performance architectureOut-of-

8、band design leveraging intelligent host and fabric interfacesDesigned to work in enterprise-class environmentsReplication across heterogeneous storageLeverage existing storage investmentsCo-exists with local CDPTrue bi-directional, any-to-any replicationReplicate between arraysReplicate from one to

9、multiple arraysReplicate from multiple arrays to oneTrue CDP data protection for applicationsAll writes stored in journal with application bookmarks for recoverySource and target can be on different, heterogeneous storage arraysUnified management interfaceRemotely configure, monitor, manage CDP/CRRP

10、rogramming CLI for intelligent scriptingSANWANSANSANCluster Passive NodeCluster Active NodeProduction siteDisaster recovery siteLocalJournalStorage Groupsand LogsRecoverPoint appliancesRecoverPointReplication ServicesTape Backup ManagerStandby DR ServerRemoteJournalReplicatedStorage Groupsand LogsTa

11、pe LibraryReplicationData FlowRecoverPoint 让恢复变得很简单从GUI管理介面点选一个恢复时间点User selects by bookmark or point in timeRecoverPoint 将数据恢复至该时间点并允许read/write存取作业User chooses virtualor physical targetExisting journal dataused to play back changes to appropriate bookmark or point in timeTarget mounted to recovery

12、 server所有新异动数据完整保存于日誌卷 Existing disaster-recovery protection not impactedImage changes committed on request多种恢复应用范例:Failover production to imageStart new application from imageSurgically repair data from imageFast production resynchronizationRollback production from changed blocksRollback or Backup

13、planSource for backupData analysisDisaster-recovery development and testing (“fire drill”)RecoveryrequestTarget volumesHistoryJournalRPAServers atrecovery siteSANv数据恢复与应用系统整合时间 / 日期Identifies time image was saved容量大小Identifies size of image for recovery书签 (Bookmarks):System-generated group bookmarks

14、 (e.g., SAP xxx)User-generated bookmarksSystem-event-generated bookmarks与应用系统整合Oracle 9 on SolarisExtracts Oracle RBA/SCN from imageRelative Block Address (RBA)System Change Number (SCN)Microsoft Exchange ServerMicrosoft Virtual Shadow Copy Services (VSS) framework supportMicrosoft SQL ServerMicroso

15、ft Virtual Device Interface (VDI) framework supportRecoverPoint 先进功能整合 CRR 与 CDPBi-directional replication and continuous data protectionOut-of-band architecture does not impact application performance基于策略的 ( policy-based ) 管理Establish polices to manage resourcesOptimize based on differing recovery-

16、point and recovery-time objectives智能式数据恢复Recover to any point in timeApplication integration for recoveryCRR 容灾范例Solution benefits:Bi-directional replication between non-EMC storage and EMC storageProtects storage and server investmentsQuick recovery and resynchronization between sites in the event

17、of a data lossLocal volumeson IBMRemote volumes on CLARiiON CX series arrayRecoverPointRecoverPointSANWANSANSANLocal siteRemote siteProduction volumes reside on IBM storageHeterogeneousproductionserversReplica volumes reside on EMC CLARiiON CXseries array( 从 HDS, IBM 相互备援到 EMC CLARiiON )Local volume

18、son HDSSolution benefits:Protect volumes using CDP mirrors on high-capacity, lower-cost drives (SATA II)Immediate recovery to any point in timeCan be combined with other EMC solutions to optimize the storage infrastructure through information lifecycle managementCDP 范例Production serversProduction se

19、rvers can be any mix of Windows 2000 or Windows 2003 systemsCDP Volumes reside on CLARiiON SATA-2Production volumes reside on CLARiiON Tier 1RecoverPoint Journal VolumesCDP replicationRecoverPointSANEMC CLARiiON( RecoverPoint/SE + CLARiiON 一台搞定 )Solution benefits:Heterogeneous data protectionImmedia

20、te recovery to any point in timeCan be combined with other EMC solutions to optimize the storage infrastructure through information lifecycle managementCDP 范例Journal volumes/SATA storageProduction volumesReplica volumesProduction serversReplica volumes reside on HDS arrayProduction volumes reside on

21、 EMC Symmetrix DMXJournal volumes can be on any third-party SAN arrayRecoverPointSANProduction servers can be any mix of AIX, Linux, HP-UX Solaris, or Windows systems( 生产系统于EMC + 持续保护空间于HDS )分级式存储架构范例SANEMC DMX3HDS USPHP XP12000Sun 9990IBM DS8300EMC CX3Tier1 ProductionTier2 ProductionReplicafor Test

22、ingReplicafor ReportingReplicafor DW146GB/FC500GB/SATA300GB/FCTier2Tier3Tier4Clone for Backup sourceVolume for AP through iSCSIRecoverPointApplianceIndustry Leadersas PartnersRobust Heterogeneous System QualificationSunSolarisMicrosoftWindowsRed HatLinuxIBM AIXHP-UXVMwareConsult the latest “EMC Supp

23、ort Matrix” for qualification and support detailsIBMHDSHPEMC*To be supported in a future release*18支持异构平台及异构操作系统MDS StorageServices Module(SANTap)客户常问问题RecoverPoint 无须安装代理程序，不会消耗主机端的 CPU 及 Memory 资源。 我们不想在主机端安装代理程序如果 RecoverPoint 设备坏了会有什么影响?我们有数据必须恢复至任一时间点的需求, RecoverPoint 采用集群 ( cluster ) 设计架构, 无单点

24、故障问题 ( SPOF )。因采用 out-band 设计，即使全部坏了对原系统没有影响。RecoverPoint 可以将数据恢复至任一时序之时间点，或是由书签( Bookmark ) 标识的时间点亚太区参考客户JapanSharpRP-CRR & Invista: From Tokyo to OsakaDMX & CX, Cisco MDS, Windows, AIX, OracleMitsubishiRP-CRR: Windows, SQL CX & DMXSoltecInVista RP-CRR Windows, Oracle, SAP, MDSSouth AsiaUnilever (B

25、everage), SingaporeRP-CRR: Singapore (Primary) to Indonesia (DR) WAN Bandwidth: 2Mbps IBM DS Storage, Window 2003, VMWare Exchange, SQLBureau of Immigration, PhilippinesRP-CRR solution: Wireless WAN link (6Mbps) with 10KM, EMC CX, Oracle9i, AIX, EMCInstitute of Technical Education, SingaporeRP-CRR:

26、ATM WAN Link (46Mbps) within Singapore; EMC DMX & SUN STK, Oracle9i, Domino, Solaris & AIXNorth AsiaCICC (Finance)RP-CRR: Beijing (Primary ) to Shanghai (DR)WAN Bandwidth: 2Mbps EMC CX, Solaris, VCS, Oracle10gFuZhou Power Electric (State Grid of Power Corporation)RP-CRR CX, DS, AIX, HACMP, Oracle, 166Mb/sAdmin Office of Chengdu (Government)RP-CRR Solution when Chengdu city; WAN Bandwidth: 2Mbps IBM DS Storage, AIX, W