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    • 7. 发明授权
    • Storage system and data management method with application specific storage tiers
    • 具有应用程序存储层的存储系统和数据管理方法
    • US09052823B2
    • 2015-06-09
    • US12988653
    • 2010-05-18
    • Masayuki YamamotoYoshiaki EguchiAzusa Sudo
    • Masayuki YamamotoYoshiaki EguchiAzusa Sudo
    • G06F12/00G06F3/06
    • G06F3/0605G06F3/0649G06F3/0665G06F3/0685
    • Proposes the realization of the performance stability operation of virtual volumes and the stabilized access performance for the virtual volumes in the storage apparatus. In the storage apparatus which configures a pool of multiple types of storage tiers of different performances, provides virtual volumes to the host computer and, in accordance with a write request from an application to a virtual volume, assigns pages to the relevant virtual volume from the pool, a policy associating an application with the virtual volume with which the relevant application reads/writes data, a storage tier to assign pages to the relevant virtual volume, and the priority of the relevant storage tier is managed and, in accordance with a write request from the application, complying with the corresponding policy, among the storage tiers associated with the corresponding virtual volume, pages are assigned from the storage tier of the higher priority to the relevant virtual volume.
    • 提出实现虚拟卷的性能稳定性操作和存储设备中虚拟卷的稳定访问性能。 在配置不同性能的多种类型的存储层的存储装置中,向主计算机提供虚拟卷,并且根据从应用到虚拟卷的写请求,将页面从相应的虚拟卷分配给 池,将应用与相关应用读取/写入数据的虚拟卷相关联的策略,将页面分配给相关虚拟卷的存储层,并且管理相关存储层的优先级,并且根据写入 在与相应的虚拟卷相关联的存储层之中,从应用程序请求符合相应的策略,页面从较高优先级的存储层分配给相关的虚拟卷。