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公开(公告)号：US20090113152A1
公开(公告)日：2009-04-30
申请号：US12190916
申请日：2008-08-13
CPC分类号： G06F13/387 , G06F11/1435 , G06F11/1451 , G06F11/1456 , G06F11/1464 , G06F11/1469 , G06F11/1471 , G06F11/2066 , G06F11/2071 , G06F11/2074 , G06F2201/84 , G06F2201/855
摘要： A first storage system comprises a first logical volume, and a first controller that has a first memory. A second storage system comprises a second physical storage device that constitutes the basis of a second logical volume and a journal area, and a second controller that has a second memory. At least the first memory stores a write unit size, which is the size of a write data element. The journal area is a storage area in which is stored a journal data element, which is a data element that is stored in any block of a plurality of blocks configuring the first and/or second logical volume, or a data element that is written to this block. The size of the journal data element, and the size of the respective blocks that are managed as the respective components of the first and second logical volumes are the write unit size.
摘要翻译： 第一存储系统包括第一逻辑卷和具有第一存储器的第一控制器。 第二存储系统包括构成第二逻辑卷和日志区域的基础的第二物理存储设备，以及具有第二存储器的第二控制器。 至少第一存储器存储写单元大小，其是写数据元素的大小。 期刊区域是存储区域，其中存储有日志数据元素，该日志数据元素是存储在构成第一和/或第二逻辑卷的多个块的任何块中的数据元素，或者写入到 这个块。 日志数据元素的大小以及作为第一和第二逻辑卷的各个组件管理的各个块的大小是写入单元大小。
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公开(公告)号：US20120331258A1
公开(公告)日：2012-12-27
申请号：US13606280
申请日：2012-09-07
IPC分类号： G06F12/02
CPC分类号： G06F11/1451 , G06F11/1435 , G06F11/1456 , G06F11/1464 , G06F11/1469 , G06F11/1471 , G06F2201/84
摘要： There is a journal area and one or more logical volumes comprising a first logical volume. The journal area is a storage area in which is stored a journal data element, which is a data element that is stored in any storage area of a plurality of storage areas configuring a logical volume, or a data element that is written to the storage area. A controller has a size receiver that receives a write unit size, which is the size of a write data element received from a computer, and a size setting unit that sets the received write unit size in a memory for one or more logical volumes. The size of a journal data element stored in a journal area based on the set write unit size is the write unit size.
摘要翻译： 存在包括第一逻辑卷的日志区域和一个或多个逻辑卷。 期刊区域是其中存储有日志数据元素的存储区域，该日志数据元素是存储在构成逻辑卷的多个存储区域的任何存储区域中的数据元素或写入存储区域的数据元素 。 控制器具有接收从计算机接收的写入数据元素的大小的写入单元大小的大小接收器，以及将所接收的写入单元大小设置在一个或多个逻辑卷的存储器中的大小设置单元。 基于设置的写入单元大小存储在日志区域中的日志数据元素的大小是写入单元大小。
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公开(公告)号：US20120239829A1
公开(公告)日：2012-09-20
申请号：US13484420
申请日：2012-05-31
申请人： Yasutomo YAMAMOTO , Hisao Honma , Ai Satoyama
发明人： Yasutomo YAMAMOTO , Hisao Honma , Ai Satoyama
IPC分类号： G06F13/28
CPC分类号： G06F3/0647 , G06F3/0613 , G06F3/0617 , G06F3/0635 , G06F3/067
摘要： In a system where a first storage system and a second storage system are connected to a third storage system, when the first storage system virtualizes and provides a device in the third storage system as a device in its own storage system, update data stored in a cache in the first storage system is written into the device of the third storage system to be reflected, attributes of the device are transferred to the second storage system, and the second storage system virtualizes the device of the third storage system as a device of its own storage system.
摘要翻译： 在第一存储系统和第二存储系统连接到第三存储系统的系统中，当第一存储系统虚拟化并将第三存储系统中的设备提供为其自己的存储系统中的设备时，更新存储在 将第一存储系统中的缓存写入要反映的第三存储系统的设备，将设备的属性传送到第二存储系统，并且第二存储系统将第三存储系统的设备虚拟化为其设备 自己的存储系统。
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公开(公告)号：US20080052480A1
公开(公告)日：2008-02-28
申请号：US11907748
申请日：2007-10-17
申请人： Ai SATOYAMA , Noboru MORISHITA , Yasutomo YAMAMOTO
发明人： Ai SATOYAMA , Noboru MORISHITA , Yasutomo YAMAMOTO
IPC分类号： G06F13/00
CPC分类号： G06F11/2082 , G06F11/2069
摘要： For a storage system having plural control units to which plural disk devices are connected, in the method for creating replication in a volume of the disk devices connected to different control units, when receiving update I/O of a replication source during an initial copy for replication, the reflection of update to the replication destination is performed on an extension of the same I/O. When a pair is divided after the completion of copying, the update position is retained on the differential bitmap disposed in the individual control units, and the differential bitmap is merged to one of the control units at a time of resynchronization to perform copy processing.
摘要翻译： 对于具有连接多个磁盘装置的多个控制单元的存储系统，在连接到不同的控制单元的磁盘装置的卷的卷中创建复制的方法中，当在初始拷贝期间接收复制源的更新I / O时， 复制时，对相同I / O的扩展执行对复制目的地的更新的反映。 当在复制完成后分配一对时，更新位置被保留在设置在各个控制单元中的差分位图上，并且差分位图在再同步时被合并到一个控制单元以执行复制处理。
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公开(公告)号：US20100161900A1
公开(公告)日：2010-06-24
申请号：US12716308
申请日：2010-03-03
申请人： Ai SATOYAMA , Noboru MORISHITA , Yasutomo YAMAMOTO
发明人： Ai SATOYAMA , Noboru MORISHITA , Yasutomo YAMAMOTO
IPC分类号： G06F12/08
CPC分类号： G06F11/2082 , G06F11/2069
摘要： For a storage system having plural control units to which plural disk devices are connected, in the method for creating replication in a volume of the disk devices connected to different control units, when receiving update I/O of a replication source during an initial copy for replication, the reflection of update to the replication destination is performed on an extension of the same I/O. When a pair is divided after the completion of copying, the update position is retained on the differential bitmap disposed in the individual control units, and the differential bitmap is merged to one of the control units at a time of resynchronization to perform copy processing.
摘要翻译： 对于具有连接多个磁盘装置的多个控制单元的存储系统，在连接到不同的控制单元的磁盘装置的卷的卷中创建复制的方法中，当在初始拷贝期间接收复制源的更新I / O时， 复制时，对相同I / O的扩展执行对复制目的地的更新的反映。 当在复制完成后分配一对时，更新位置被保留在设置在各个控制单元中的差分位图上，并且差分位图在再同步时被合并到一个控制单元以执行复制处理。
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公开(公告)号：US20110302447A1
公开(公告)日：2011-12-08
申请号：US13209560
申请日：2011-08-15
申请人： Yasuo WATANABE , Yasutomo YAMAMOTO , Kenta NINOSE , Yoshiaki EGUCHI , Takashige IWAMURA , Hisao HOMMA
发明人： Yasuo WATANABE , Yasutomo YAMAMOTO , Kenta NINOSE , Yoshiaki EGUCHI , Takashige IWAMURA , Hisao HOMMA
IPC分类号： G06F11/20
CPC分类号： G06F11/2069 , G06F11/2071 , G06F11/2087
摘要： Availability of an information system including a storage apparatus and a computer is improved. First and second storage apparatuses execute remote copy of copying data written into a first primary volume from the computer to a second primary volume, at least one of the first and second storage apparatuses executes local copy of copying the data written into the first or second primary volume in a self-storage apparatus to the corresponding first or second secondary volume, and the computer switches the destination of a write request of the data from the first storage apparatus to the second storage apparatus in case of a failure occurring in the first storage apparatus.
摘要翻译： 改进了包括存储装置和计算机的信息系统的可用性。 第一和第二存储装置将从计算机写入第一主卷的复制数据的远程副本执行到第二主卷，第一和第二存储装置中的至少一个执行拷贝写入第一或第二主卷的数据的本地副本 自动存储装置中的音量到相应的第一或第二次音量，并且计算机在第一存储装置发生故障的情况下将数据的写入请求的目的地从第一存储装置切换到第二存储装置 。
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公开(公告)号：US20110145495A1
公开(公告)日：2011-06-16
申请号：US13028568
申请日：2011-02-16
IPC分类号： G06F12/00
CPC分类号： G06F3/0665 , G06F3/0608 , G06F3/0625 , G06F3/0634 , G06F3/0635 , G06F3/067 , Y02D10/154
摘要： Provided is a storage system capable of starting/stopping a disk drive. At the time of allocating a logical device, it is judged, based on attributes including a purpose of the logical device, whether or not control can be performed in terms of start/stop of an allocation target disk drive to determine an allocation destination disk drive. Further, in the case where access to a specific logical device is stopped due to release of a path definition or other such cause, it is judged whether or not a disk drive corresponding to the logical device can be stopped. When it is judged that the disk drive can be stopped, the disk drive is stopped. When it is judged that the disk drive cannot be stopped, the logical device is migrated to another disk drive that can be stopped, a migration destination disk drive is stopped.
摘要翻译： 提供了能够启动/停止磁盘驱动器的存储系统。 在分配逻辑设备时，基于包括逻辑设备的目的的属性来判断是否可以根据分配目标磁盘驱动器的启动/停止执行控制以确定分配目的地磁盘驱动器 。 此外，在由于路径定义或其他原因的解除而停止访问特定逻辑设备的情况下，判断与逻辑设备相对应的盘驱动器是否可以停止。 当判断为可以停止磁盘驱动器时，停止磁盘驱动器。 当判断为无法停止磁盘驱动器时，将逻辑设备迁移到可以停止的另一个磁盘驱动器，停止迁移目标磁盘驱动器。
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8.发明申请COMPUTER SYSTEM HAVING AN EXPANSION DEVICE FOR VIRTUALIZING A MIGRATION SOURCE 有权具有用于虚拟化移动源的扩展设备的计算机系统公开(公告)号：US20120203963A1
公开(公告)日：2012-08-09
申请号：US13451640
申请日：2012-04-20
IPC分类号： G06F12/08
CPC分类号： G06F3/0665 , G06F3/0608 , G06F3/061 , G06F3/0613 , G06F3/0635 , G06F3/0647 , G06F3/067
摘要： A migration destination storage creates an expansion device for virtualizing a migration source logical unit. A host computer accesses an external volume by way of an access path of a migration destination logical unit, a migration destination storage, a migration source storage, and an external volume. After destaging all dirty data accumulated in the disk cache of the migration source storage to the external volume, an expansion device for virtualizing the external volume is mapped to the migration destination logical unit.
摘要翻译： 迁移目的地存储创建用于虚拟化迁移源逻辑单元的扩展设备。 主机通过迁移目的地逻辑单元，迁移目的地存储，迁移源存储和外部卷的访问路径访问外部卷。 将迁移源存储器的磁盘缓存中累积的所有脏数据降级到外部卷后，将用于虚拟化外部卷的扩展设备映射到迁移目的地逻辑单元。
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公开(公告)号：US20120005504A1
公开(公告)日：2012-01-05
申请号：US13232014
申请日：2011-09-14
IPC分类号： G06F1/32
CPC分类号： G06F3/0659 , G06F3/0625 , G06F3/0689 , G06F12/0804 , G06F12/0871 , G06F2212/1028 , G06F2212/262 , G06F2212/283 , Y02D10/13 , Y02D10/154
摘要： For at least one of storage unit, processor and cache memory which are I/O process-participating devices related to I/O command process, when a load of one or more I/O process-participating devices or a part thereof is a low load equal to or less than a predetermined threshold value, a processing related to a state of one or more of the I/O process-participating devices or a part thereof is redirected to another one or more I/O process-participating devices or a part thereof, and the state of the one or more I/O process-participating devices or a part thereof is shifted to a power-saving state.
摘要翻译： 对于与I / O命令过程相关的I / O进程参与设备的存储单元，处理器和高速缓冲存储器中的至少一个，当一个或多个I / O进程参与设备或其一部分的负载为低时 与等于或小于预定阈值的负载相关的，与一个或多个I / O处理参与设备或其一部分的状态有关的处理被重定向到另一个或多个I / O进程参与设备或 其一部分，并且一个或多个I / O处理参与设备或其一部分的状态转移到省电状态。
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公开(公告)号：US20120324162A1
公开(公告)日：2012-12-20
申请号：US13584870
申请日：2012-08-14
IPC分类号： G06F12/08
CPC分类号： G06F3/0659 , G06F3/0625 , G06F3/0689 , G06F12/0804 , G06F12/0871 , G06F2212/1028 , G06F2212/262 , G06F2212/283 , Y02D10/13 , Y02D10/154
摘要： For at least one of storage unit, processor and cache memory which are I/O process-participating devices related to I/O command process, when a load of one or more I/O process-participating devices or a part thereof is a low load equal to or less than a predetermined threshold value, a processing related to a state of one or more of the I/O process-participating devices or a part thereof is redirected to another one or more I/O process-participating devices or a part thereof, and the state of the one or more I/O process-participating devices or a part thereof is shifted to a power-saving state.
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