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公开(公告)号：US08677167B2
公开(公告)日：2014-03-18
申请号：US12989525
申请日：2010-10-18
申请人： Norihiko Kawakami , Hajime Mori , Hiroshi Hirayama
发明人： Norihiko Kawakami , Hajime Mori , Hiroshi Hirayama
IPC分类号： G06F1/32
CPC分类号： G06F3/0665 , G06F1/3221 , G06F1/3268 , G06F3/0608 , G06F3/0625 , G06F3/0647 , G06F3/0653 , G06F3/0689 , Y02D10/154
摘要： To enable power saving control by putting storage areas of the same attribute together in a specific RAID group in a storage apparatus that includes storage areas of different access patterns.The storage apparatus manages attributes of the RAID groups, which form a pool area, and attributes of the respective storage areas, based on an access log for each of the storage areas allocated to virtual volumes. The apparatus enables a power saving operation for each RAID group by putting the storage areas of each attribute together in a specific RAID group.
摘要翻译： 通过将具有相同属性的存储区域放在包括不同访问模式的存储区域的存储设备中的特定RAID组中来实现省电控制。 存储装置基于分配给虚拟卷的每个存储区域的访问日志来管理形成池区域的RAID组的属性和各个存储区域的属性。 该装置通过将每个属性的存储区域合并在特定的RAID组中来实现对每个RAID组的省电操作。
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公开(公告)号：US08806126B2
公开(公告)日：2014-08-12
申请号：US13512543
申请日：2012-05-16
申请人： Norihiko Kawakami , Hiroshi Hirayama , Toru Tanaka
发明人： Norihiko Kawakami , Hiroshi Hirayama , Toru Tanaka
IPC分类号： G06F12/00
CPC分类号： G06F3/0608 , G06F3/061 , G06F3/0641 , G06F3/0665 , G06F3/0683
摘要： Provided are a storage apparatus, a storage system, and a data migration method, with which a plurality of pool areas are assigned to a plurality of virtual volumes, the virtual volumes comprise virtual disks, the virtual disks comprise a plurality of logical segments, the pool areas comprise real volumes, the real volumes comprise a plurality of physical segments, logical segments are managed in association with physical segments, for each of the plurality of pool areas, and, if one virtual disk which is associated with one pool area is migrated to another pool area which differs from the one pool area, duplicate determination of data in the one pool area is executed, a data duplicate determination between the one pool area and the other pool area is executed on the basis of the result of the duplicate determination, and the one virtual disk is migrated to the other pool area.
摘要翻译： 提供了一种存储装置，存储系统和数据迁移方法，多个池区域被分配给多个虚拟卷，虚拟卷包括虚拟盘，虚拟盘包括多个逻辑段， 池区域包括实际卷，实际卷包括多个物理段，对于多个池区域中的每一个，与物理段相关联地管理逻辑段，并且如果与一个池区域相关联的一个虚拟盘被迁移 到不同于一个池区域的另一个池区域，执行一个池区域中的数据的重复确定，一个池区域和另一个池区域之间的数据重复确定基于重复确定的结果来执行 ，并将一个虚拟磁盘迁移到另一个池区域。
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公开(公告)号：US20130311739A1
公开(公告)日：2013-11-21
申请号：US13512543
申请日：2012-05-16
申请人： Norihiko Kawakami , Hiroshi Hirayama , Toru Tanaka
发明人： Norihiko Kawakami , Hiroshi Hirayama , Toru Tanaka
IPC分类号： G06F12/02
CPC分类号： G06F3/0608 , G06F3/061 , G06F3/0641 , G06F3/0665 , G06F3/0683
摘要： Provided are a storage apparatus, a storage system, and a data migration method with which, if data of a virtual disk which belongs to one pool area is migrated to another pool area, the migration time and processing load can be reduced by migrating the data while maintaining duplicate determination.Logical segments in virtual disks are managed in association with physical segments in the pool areas, for each of the plurality of pool areas, and, if one virtual disk which is associated with one pool area is migrated to another pool area which differs from the one pool area, duplicate determination of data in the one pool area is executed, a data duplicate determination between the one pool area and the other pool area is executed on the basis of the result of the duplicate determination, and the one virtual disk is migrated to the other pool area.
摘要翻译： 提供了一种存储装置，存储系统和数据迁移方法，如果属于一个池区域的虚拟盘的数据被迁移到另一池区域，则可以通过迁移数据来减少迁移时间和处理负载 同时保持重复确定。 与虚拟磁盘中的每个池区域的池区域中的物理段相关联地管理虚拟磁盘中的逻辑段，并且如果与一个池区域相关联的一个虚拟盘迁移到与一个池区域不同的另一个池区域 池区域，执行一个池区域中的数据的重复确定，基于重复确定的结果执行在一个池区域和另一个池区域之间的数据重复确定，并且将一个虚拟盘迁移到 另一个泳池区。
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公开(公告)号：US20120278569A1
公开(公告)日：2012-11-01
申请号：US13129221
申请日：2011-04-26
IPC分类号： G06F12/16
CPC分类号： G06F3/0608 , G06F3/061 , G06F3/0641 , G06F3/0649 , G06F3/0653 , G06F3/0665 , G06F3/0685 , G06F11/2089
摘要： A storage apparatus providing a logical storage area for storing data to an external apparatus, includes a plurality of storage devices each providing a physical storage area for storing the data, the storage devices being different from each other in device property including data input/output performance, a capacity virtualization part managing the physical storage areas of the storage devices as unit physical storage areas each having a predetermined storage capacity and managing the unit physical storage areas in association with a plurality of unit logical storage areas forming the logical storage area, a tier controller managing the plurality of unit physical storage areas by classifying into a plurality of tiers the unit physical storage areas provided by the storage devices having the different device properties, and a redundant data management part managing redundant unit storage areas which are a plurality of the unit physical storage areas storing the same data. The data migration between the tiers is controlled according to, for example, an access frequency to the data from the external apparatus.
摘要翻译： 提供用于向外部设备存储数据的逻辑存储区域的存储装置包括多个存储设备，每个存储设备提供用于存储数据的物理存储区域，所述存储设备在包括数据输入/输出性能的设备属性中彼此不同 容量虚拟化部分，其管理存储装置的物理存储区域，作为具有预定存储容量的单位物理存储区域，并与形成逻辑存储区域的多个单位逻辑存储区域相关联地管理单位物理存储区域;层 控制器通过将由具有不同设备属性的存储设备提供的单元物理存储区域分为多层来管理多个单元物理存储区域;以及冗余数据管理部件，其管理作为多个单元的冗余单元存储区域 存储相同数据的物理存储区域。 根据例如来自外部设备的数据的访问频率来控制层之间的数据迁移。
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公开(公告)号：US20120096289A1
公开(公告)日：2012-04-19
申请号：US12989525
申请日：2010-10-18
申请人： Norihiko Kawakami , Hajime Mori , Hiroshi Hirayama
发明人： Norihiko Kawakami , Hajime Mori , Hiroshi Hirayama
CPC分类号： G06F3/0665 , G06F1/3221 , G06F1/3268 , G06F3/0608 , G06F3/0625 , G06F3/0647 , G06F3/0653 , G06F3/0689 , Y02D10/154
摘要： To enable power saving control by putting storage areas of the same attribute together in a specific RAID group in a storage apparatus that includes storage areas of different access patterns.The storage apparatus manages attributes of the RAID groups, which form a pool area, and attributes of the respective storage areas, based on an access log for each of the storage areas allocated to virtual volumes. The apparatus enables a power saving operation for each RAID group by putting the storage areas of each attribute together in a specific RAID group.
摘要翻译： 通过将具有相同属性的存储区域放在包括不同访问模式的存储区域的存储设备中的特定RAID组中来实现省电控制。 存储装置基于分配给虚拟卷的每个存储区域的访问日志来管理形成池区域的RAID组的属性和各个存储区域的属性。 该装置通过将每个属性的存储区域合并在特定的RAID组中来实现对每个RAID组的省电操作。
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公开(公告)号：US20120151169A1
公开(公告)日：2012-06-14
申请号：US13000317
申请日：2010-12-08
IPC分类号： G06F12/02
CPC分类号： G06F3/0641 , G06F3/061
摘要： It is an object of the present invention to provide a storage apparatus that can suppress access performance degradation owing to processing of data deduplication. The storage apparatus according to the present invention acquires a sum of the access frequencies to each of redundantly allocated pieces of data, and performs the deduplication on the pieces of data having the sum of access frequencies less than a prescribed threshold (FIG. 10).
摘要翻译： 本发明的目的是提供一种可以抑制由于重复数据删除处理而导致的访问性能下降的存储装置。 根据本发明的存储装置获取每个冗余分配的数据片段的访问频率之和，并且对具有小于规定阈值的访问频率之和的数据片段执行重复数据删除（图10）。
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7.发明授权Storage apparatus and control method for redundant data management within tiers 有权层次内冗余数据管理的存储装置和控制方法公开(公告)号：US08639899B2
公开(公告)日：2014-01-28
申请号：US13129221
申请日：2011-04-26
CPC分类号： G06F3/0608 , G06F3/061 , G06F3/0641 , G06F3/0649 , G06F3/0653 , G06F3/0665 , G06F3/0685 , G06F11/2089
摘要： A storage apparatus providing a logical storage area for storing data to an external apparatus, includes a plurality of storage devices each providing a physical storage area for storing the data, the storage devices being different from each other in device property including data input/output performance, a capacity virtualization part managing the physical storage areas of the storage devices as unit physical storage areas each having a predetermined storage capacity and managing the unit physical storage areas in association with a plurality of unit logical storage areas forming the logical storage area, a tier controller managing the plurality of unit physical storage areas by classifying into a plurality of tiers the unit physical storage areas provided by the storage devices having the different device properties, and a redundant data management part managing redundant unit storage areas which are a plurality of the unit physical storage areas storing the same data. The data migration between the tiers is controlled according to, for example, an access frequency to the data from the external apparatus.
摘要翻译： 提供用于向外部设备存储数据的逻辑存储区域的存储装置包括多个存储设备，每个存储设备提供用于存储数据的物理存储区域，所述存储设备在包括数据输入/输出性能的设备属性中彼此不同 容量虚拟化部分，其管理存储装置的物理存储区域，作为具有预定存储容量的单位物理存储区域，并与形成逻辑存储区域的多个单位逻辑存储区域相关联地管理单位物理存储区域;层 控制器通过将由具有不同设备属性的存储设备提供的单元物理存储区域分为多层来管理多个单元物理存储区域;以及冗余数据管理部件，其管理作为多个单元的冗余单元存储区域 存储相同数据的物理存储区域。 根据例如来自外部设备的数据的访问频率来控制层之间的数据迁移。
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公开(公告)号：US08463981B2
公开(公告)日：2013-06-11
申请号：US13000317
申请日：2010-12-08
IPC分类号： G06F12/02
CPC分类号： G06F3/0641 , G06F3/061
摘要： It is an object of the present invention to provide a storage apparatus that can suppress access performance degradation owing to processing of data deduplication. The storage apparatus according to the present invention acquires a sum of the access frequencies to each of redundantly allocated pieces of data, and performs the deduplication on the pieces of data having the sum of access frequencies less than a prescribed threshold.
摘要翻译： 本发明的目的是提供一种可以抑制由于重复数据删除处理而导致的访问性能下降的存储装置。 根据本发明的存储装置获取对每个冗余分配的数据片段的访问频率的总和，并且对具有小于规定阈值的访问频率之和的数据段执行重复数据消除。
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公开(公告)号：US08214333B2
公开(公告)日：2012-07-03
申请号：US12348406
申请日：2009-01-05
IPC分类号： G06F17/00
CPC分类号： G06F21/50 , G06F21/604 , G06F21/78 , G06F2221/2101
摘要： Provided is a storage system including: a first interface connected to a host computer; a second interface connected to a manager terminal; a control unit connected to the first interface and the second interface and equipping a processor and a memory; and one or more disk drives in which data that is requested to read by the host computer is stored, in which the control unit detects an access from the host computer to the first interface and an access from the manager terminal to the second interface, and generates log data of operations according to the accesses. Accordingly, log data concerning every action and every operation of the storage system is maintained and stored.
摘要翻译： 提供一种存储系统，包括：连接到主计算机的第一接口; 连接到管理终端的第二接口; 连接到第一接口和第二接口的控制单元，并配备处理器和存储器; 存储由主计算机请求读取的数据的一个或多个磁盘驱动器，其中控制单元检测从主计算机到第一接口的访问以及从管理终端到第二接口的访问，以及 根据访问生成操作的日志数据。 因此，维护和存储关于存储系统的每个动作和每个操作的日志数据。
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公开(公告)号：US20100005261A1
公开(公告)日：2010-01-07
申请号：US12207979
申请日：2008-09-10
申请人： Kenta Shiga , Norihiko Kawakami
发明人： Kenta Shiga , Norihiko Kawakami
CPC分类号： G06F3/0647 , G06F1/3268 , G06F3/0625 , G06F3/0634 , G06F3/0644 , G06F3/0664 , G06F3/0689 , Y02D10/154
摘要： The storage device of the present invention has: a first recording unit that records a time zone history of access to each storage area assigned to a virtual volume; a second recording unit that executes a predetermined calculation based on the time zone history of access to a plurality of storage areas belonging to a plurality of pool areas and records the calculation result for each of the plurality of pool areas; a comparison unit that acquires, from the first recording unit, the time zone history of access to an optional storage area among the plurality of storage areas and compares the acquired access time zone history with the calculation result recorded in the second recording unit; and a migration unit that selects, from among the plurality of pool areas, a pool area for which the calculation result is similar to the acquired access time zone history on the basis of the result of the comparison by the comparison unit, and migrates the data stored in the optional storage area to a storage area in the selected pool area.
摘要翻译： 本发明的存储装置具有：记录对分配给虚拟卷的每个存储区域的访问的时区历史的第一记录单元; 第二记录单元，其基于对属于多个池区域的多个存储区域的访问的时区历史来执行预定的计算，并记录所述多个池区域中的每一个的计算结果; 比较单元，从所述第一记录单元获取所述多个存储区域中的可选存储区域的访问时区历史，并将所获取的访问时区历史与记录在所述第二记录单元中的计算结果进行比较; 以及迁移单元，其基于比较单元的比较结果从多个池区域中选择计算结果与获取的访问时区历史相似的池区域，并且迁移数据 存储在可选存储区域中的所选池区域中的存储区域。
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