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ial Do Not Distribute 53 準同步 SnapMirror vol X vol Y vol Y’ vol X’ Application 1 write Building B Building A IP/FC 3 send 4 acknowledge 2 notify Application NetApp Confidential Do Not Distribute 54 SnapMirror 的級聯(lián) Source Filer Source Volume (read + write) SnapMirror Sync/Async Target Filer Target Volume (read only) SnapMirror Async Target Filer Target Volume (read only) SnapMirror Async Target Filer Target Volume (read only) NetApp Confidential Do Not Distribute 55 NetApp TDPS 工作原理 生產(chǎn)系統(tǒng) 備份系統(tǒng) TCP/IP TRC – 復制客戶端,安裝于應用服務器或 FC SAN交換機。 TRS – 服務器端,接收所復制的數(shù)據(jù),并保證其一致性。 可通過 Web 瀏覽器集中管理 數(shù)據(jù)塊級增量復制 SDPROLIANT 1850RTRS TRC TRC TRC TRC Topio Data Protection Suite (TDPS) Host Logical Volumes over TCP/IP Fabric LUN over TCP/IP NetApp Confidential Do Not Distribute 56 NetApp TDPS 管理界面 NetApp Confidential Do Not Distribute 57 Physical Logical Media Tracks amp。 Sectors Physical Blocks Physical Volume (Array) OS Physical Device Host File System Directories / Shares / Files Application Logical Volume Manager NetApp TDPS 數(shù)據(jù)寫操作的截取 基于服務器 : logical volumes 基于 FC交換機 : LUNs LUN FCSAN NetApp Confidential Do Not Distribute 58 LAN / WAN iSCSI Any Vendor Any Vendor 各種存儲 各種服務器卷方式 各種 Cluser方式 Internal Solaris AIX Linux Windows 各種服務器 HPUX 投資保護 Cisco MDS / SANTap Veritas Sun Microsoft IBM LVM No VM HP LVM Microsoft Sun Veritas HP IBM FC DAS System NetApp TDPS 支持的平臺 NetApp Confidential Do Not Distribute 59 NetApp TDPS 數(shù)據(jù)流程(數(shù)據(jù)源) Source Volume Bitmap Volume Buffer Memory Log Memory Destination Volume Data Log Volume Meta Log Volume Apply Engine Application TRS TRC Consistency Engine Tap Bitmap Memory Global Clock Services Write Tap TRCs O C A B B C NetApp Confidential Do Not Distribute 60 NetApp TDPS 數(shù)據(jù)流程( Bitmap日志) Source Volume Bitmap Volume Buffer Memory Log Memory Destination Volume Data Log Volume Meta Log Volume Apply Engine Application TRS TRC Consistency Engine Tap Bitmap Memory Global Clock Services Write Tap TRCs O C B C B NetApp Confidential Do Not Distribute 61 NetApp TDPS 數(shù)據(jù)流程(目標端) Source Volume Bitmap Volume Buffer Memory Log Memory Destination Volume Data Log Volume Meta Log Volume Apply Engine Application TRS TRC Consistency Engine Tap Bitmap Memory Global Clock Services Write Tap TRCs O M D B CC B NetApp Confidential Do Not Distribute 62 NetApp TDPS 數(shù)據(jù)流程(全局時鐘) Source Volume Bitmap Volume Buffer Memory Log Memory Destination Volume Data Log Volume Meta Log Volume Apply Engine Application TRS TRC Consistency Engine Tap Bitmap Memory Global Clock Services Write Tap TRCs O C NetApp Confidential Do Not Distribute 63 NetApp TDPS 技術 優(yōu)勢 ? 單一架構(gòu)支持任何數(shù)據(jù)、任何存儲、任何距離 ? 連續(xù)的異步復制,保證數(shù)據(jù)的一致性 ? 近實時(秒級)的數(shù)據(jù)容災 ? 對應用系統(tǒng)透明,不影響現(xiàn)有架構(gòu) ? 易 于使用 NetApp Confidential Do Not Distribute 64 NetApp 存儲產(chǎn)品技術獨有優(yōu)勢總結(jié) ? SAN+NAS+iSCSI接口全部內(nèi)置于控制器,在緩存的協(xié)助下,數(shù)據(jù)直接在前端接口與后端磁盤之間進行交換,無需經(jīng)過多個控制器,是真正的高效統(tǒng)一存儲設備 ? 靈活高效的數(shù)據(jù)卷管理技術 FlexVol,可以在線擴大或縮小數(shù)據(jù)卷 ? 能夠以單個硬盤為粒度動態(tài)在線擴充 RAID組,無需進行任何數(shù)據(jù)遷移 ? 磁盤的位置與 RAID組無關,可任意打亂磁盤順序 ? RAID6+ (DP)技術提供更高的數(shù)據(jù)可用性 ? 基于雙控制器集群的 MetroCluster容災技術,無需 2套獨立的存儲設備 ? 高效的 SnapShot卷快照技術,對設備性能無任何影響 ? 高效的 FlexClone卷克隆技術,對磁盤空間的占用極少 ? SnapMirror可以在任意高、中、低型號的產(chǎn)品之間實現(xiàn)容災 Simplifying Data Management 簡化數(shù)據(jù)管理 謝謝!