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    • 10. 发明授权
    • Data replication system
    • 数据复制系统
    • US09251198B2
    • 2016-02-02
    • US14491240
    • 2014-09-19
    • Actifio, Inc.
    • Madhav MutalikChristopher A. ProvenzanoPhilip J. Abercrombie
    • G06F12/16G06F3/06G06F17/30G06F11/14
    • G06F3/0619G06F3/0604G06F3/061G06F3/0641G06F3/0644G06F3/065G06F3/067G06F3/0685G06F11/1453G06F11/1464G06F17/30156G06F17/30162G06F17/30215G06F17/30221G06F17/30371G06F17/30575G06F17/30578G06F2201/80
    • Systems and methods are provided for an asynchronous data replication system in which the remote replication reduces bandwidth requirements by copying deduplicated differences in business data from a local storage site to a remote, backup storage site, the system comprising: a local performance storage pool for storing data; a local deduplicating storage pool for storing deduplicated data, said local deduplicating storage pool further storing metadata about data objects in the system and which has metadata analysis logic for identifying and specifying differences in a data object over time; a remote performance storage pool for storing a copy of said data, available for immediate use as a backup copy of said data to provide business continuity to said data; a remote deduplicating storage pool for storing deduplicated data; and a controller for synchronizing the remote performance storage pool to have the second version of the data object using deduplicated data.
    • 为异步数据复制系统提供系统和方法,其中远程复制通过将业务数据中的重复数据删除的差异从本地存储站点复制到远程备份存储站点来减少带宽需求,该系统包括:用于存储的本地性能存储池 数据; 用于存储重复数据消除的数据的本地重复数据消除存储池,所述本地重复数据删除存储池还存储关于系统中的数据对象的元数据,并且具有用于识别和指定数据对象随时间的差异的元数据分析逻辑; 用于存储所述数据的副本的远程性能存储池,可立即用作所述数据的备份副本,以提供对所述数据的业务连续性; 远程重复数据删除存储池,用于存储重复数据删除的数据; 以及控制器,用于使用重复数据删除的数据来同步远程性能存储池以具有数据对象的第二版本。