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1. 发明授权

US08032490B2 Storage system operable to perform LU auditing 有权
标题翻译：存储系统可操作以执行LU审核
公开(公告)号：US08032490B2
公开(公告)日：2011-10-04
申请号：US12078615
申请日：2008-04-02
申请人： Toru Tanaka , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
发明人： Toru Tanaka , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
IPC分类号： G06F7/00 , G06F17/30
CPC分类号： G06F11/3476
摘要： A storage system capable of identifying all volumes to be audited is provided.Operation logs 3005 concerning the operations of volumes are associated with a time and stored in storage apparatuses 1400 and 1500, and a management computer 1100 collects information about these operation logs 3005, restores the status history of the operation logs 3005, sets, as an audit range, the operation logs 3005 including volumes with an audit period and audit target data stored therein, extracts the operation logs 3005 belonging to the audit range from the restored status history of the operation logs 3005, and transmits the extracted operation logs 3005 to a computer (requesting computer) 1000. As a result, all the audit target volumes can be identified.
摘要翻译：提供了一种能够识别要审核的所有卷的存储系统。关于卷的操作的操作日志3005与时间相关联并存储在存储设备1400和1500中，并且管理计算机1100收集关于这些操作日志3005的信息，恢复操作日志3005的状态历史，设置为审计范围内，包含审核期间的卷和审核对象数据的操作日志3005从恢复的操作日志3005的状态历史中提取属于审核范围的操作日志3005，并将提取的操作日志3005发送到计算机（请求计算机）1000.因此，可以识别所有审核目标卷。

2. 发明授权

US08024532B2 Data management method for erasing data in computer system 有权
标题翻译：数据管理方法，用于擦除计算机系统中的数据
公开(公告)号：US08024532B2
公开(公告)日：2011-09-20
申请号：US12062705
申请日：2008-04-04
申请人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
发明人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
IPC分类号： G06F13/00
CPC分类号： G06F3/0652 , G06F3/061 , G06F3/0623 , G06F3/067 , G06F21/6245 , G06F2221/2143
摘要： There is provided a computer system comprising a first storage system and a second storage system coupled to the first storage system. The first storage system provides a first storage area. The second storage system provides a second storage area. The second storage system reads and writes the requested data from and to the first storage area associated with the second storage area; specifies the first storage area associated with the second storage area from which the data is to be erased upon reception of a request for erasing the data stored in the second storage area; and transmits the request for erasing the data to the first storage system providing the specified first storage area. The first storage system erases the data stored in the specified first storage area, based on a data erasure condition included in the request for erasing the data.
摘要翻译：提供了一种包括耦合到第一存储系统的第一存储系统和第二存储系统的计算机系统。第一存储系统提供第一存储区域。第二存储系统提供第二存储区域。第二存储系统从与第二存储区域相关联的第一存储区域读取和写入请求的数据; 在接收到擦除存储在第二存储区域中的数据的请求时，指定与要擦除数据的第二存储区域相关联的第一存储区域; 并向提供指定的第一存储区域的第一存储系统发送擦除数据的请求。第一存储系统基于包含在擦除数据的请求中的数据擦除条件，擦除存储在指定的第一存储区域中的数据。

3. 发明授权

US07669022B2 Computer system and data management method using a storage extent for backup processing 失效
标题翻译：计算机系统和数据管理方法使用存储区进行备份处理
公开(公告)号：US07669022B2
公开(公告)日：2010-02-23
申请号：US11639790
申请日：2006-12-14
申请人： Naoko Maruyama , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
发明人： Naoko Maruyama , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
IPC分类号： G06F13/00
CPC分类号： G06F11/0796 , G06F11/1448 , G06F11/1456 , G06F11/1464 , G06F11/1466 , G06F11/2094
摘要： A computer system for preventing data loss that includes: a first storage system having a data storage extent for storing data sent from a host computer; a second storage system having at least one actual replicated data storage extent associated with the data storage extent; an archive appliance having a storage medium associated with the replicated data storage extent in the second storage system; and a data copy unit for controlling copy processing for reading data from the data storage extent in the first storage system and writing the read data to a first actual replicated data storage extent in the second storage system in accordance with specific configuration information. The system also has a connection switching unit for changing the specific configuration information so that a second actual replicated data storage extent, instead of the first actual replicated data storage extent, is associated with the data storage extent.
摘要翻译：一种用于防止数据丢失的计算机系统，包括：具有用于存储从主计算机发送的数据的数据存储区域的第一存储系统; 具有与数据存储范围相关联的至少一个实际复制数据存储范围的第二存储系统; 存档装置，具有与第二存储系统中的复制数据存储区域相关联的存储介质; 以及数据复制单元，用于控制从第一存储系统中的数据存储范围读取数据的复制处理，并且根据具体配置信息将读取的数据写入第二存储系统中的第一实际复制数据存储范围。该系统还具有用于改变特定配置信息的连接切换单元，使得第二实际复制数据存储范围而不是第一实际复制数据存储范围与数据存储范围相关联。

4. 发明申请

US20090216973A1 COMPUTER SYSTEM, STORAGE SUBSYSTEM, AND DATA MANAGEMENT METHOD 审中-公开
标题翻译：计算机系统，存储子系统和数据管理方法
公开(公告)号：US20090216973A1
公开(公告)日：2009-08-27
申请号：US12174465
申请日：2008-07-16
申请人： Noriko NAKAJIMA , Yuichi Taguchi , Hiroshi Nasu , Masayuki YAMAMOTO
发明人： Noriko NAKAJIMA , Yuichi Taguchi , Hiroshi Nasu , Masayuki YAMAMOTO
IPC分类号： G06F12/16 , G06F13/00
CPC分类号： G06F11/1469 , G06F3/0652 , G06F3/067 , G06F11/1451 , G06F11/1453 , G06F11/1456 , G06F11/1464 , G06F2201/84
摘要： To prevent, when data is erased from a storage system that stores differential of updated data, a large amount of differential data from being created, a storage subsystem provides a first storage area which stores data, and includes a second storage area which stores a replication of data stored in the first storage area. When the data stored in the first storage area is updated, the data is replicated to the second storage area before the data is updated. When a request to erase the data stored in the first storage area is received, replication of unupdated data to the second storage area is suspended and the data stored in the first storage area is erased based on the request to erase the data.
摘要翻译：为了防止当从存储更新数据的差异的存储系统擦除数据时，存储大量的差异数据被创建，存储子系统提供存储数据的第一存储区域，并且包括存储复制的第二存储区域存储在第一存储区域中的数据。当存储在第一存储区域中的数据被更新时，在更新数据之前将数据复制到第二存储区域。当接收到擦除存储在第一存储区域中的数据的请求时，暂停将未更新数据复制到第二存储区域，并且基于擦除数据的请求擦除存储在第一存储区域中的数据。

5. 发明申请

US20090063797A1 BACKUP DATA ERASURE METHOD 审中-公开
标题翻译：备份数据删除方法
公开(公告)号：US20090063797A1
公开(公告)日：2009-03-05
申请号：US12030545
申请日：2008-02-13
申请人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
发明人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
IPC分类号： G06F12/00
CPC分类号： G06F21/80 , G06F11/1448 , G06F11/1456 , G06F11/1458 , G06F12/0866 , G06F21/6218 , G06F2221/2143
摘要： A computer system comprises a storage subsystem, a host computer and a management computer, and stores catalogue information containing correspondence between a first volume for data reading or writing and a second volume for storing a copy of the data stored in the first volume. The management computer requests the storage subsystem to erase the data stored in the first volume upon reception of an erasure request of the data stored in the first volume. The storage subsystem erases the data stored in the first volume. The management computer specifies a second volume for storing the copy of the data stored in the first volume based on the catalogue information. The storage subsystem erases data stored in the specified second volume. Thus, security risks are reduced by erasing data regarding the data when the data stored in the volume is erased.
摘要翻译：计算机系统包括存储子系统，主计算机和管理计算机，并且存储包含用于数据读取或写入的第一卷之间的对应关系的目录信息和用于存储存储在第一卷中的数据的副本的第二卷。管理计算机在接收到存储在第一卷中的数据的擦除请求时请求存储子系统擦除存储在第一卷中的数据。存储子系统擦除存储在第一卷中的数据。管理计算机基于目录信息指定用于存储存储在第一卷中的数据的副本的第二卷。存储子系统擦除存储在指定的第二卷中的数据。因此，当存储在卷中的数据被擦除时，通过擦除关于数据的数据来减少安全风险。

6. 发明申请

US20080065815A1 Logical volume management method and logical volume management program 有权
标题翻译：逻辑卷管理方法和逻辑卷管理程序
公开(公告)号：US20080065815A1
公开(公告)日：2008-03-13
申请号：US11585111
申请日：2006-10-24
申请人： Hiroshi Nasu , Masayuki Yamamoto , Yuichi Taguchi
发明人： Hiroshi Nasu , Masayuki Yamamoto , Yuichi Taguchi
IPC分类号： G06F12/00
CPC分类号： G06F3/0665 , G06F3/061 , G06F3/0616 , G06F3/064 , G06F3/0679 , G06F3/0688
摘要： There is provided a logical volume management method for storage system. When a logical volume is created on a flash memory drive, a management computer allocates logical volume while flash memory chip border of flash memory drive is taken into account. Specifically, a table for managing a correlation between each parity group and the flash memory chip of the flash memory drive is obtained and the logical volume is allocated in such a manner that a flash memory chip is not shared by a plurality of logical volumes. When complete erasing of logical volume data is performed, the management computer specifies a flash memory chip on which complete data erasing is to be performed, and the storage system completely erases data exclusively on the chip of interest with a use of a function of completely erasing data at a time by chip unit of the flash memory chip (chip erasing).
摘要翻译：为存储系统提供了逻辑卷管理方法。当在闪存驱动器上创建逻辑卷时，管理计算机分配逻辑卷，同时考虑闪存驱动器的闪存芯片边框。具体地，获得用于管理闪存驱动器的每个奇偶校验组和闪速存储器芯片之间的相关性的表，并且以使得闪存芯片不被多个逻辑卷共享的方式分配逻辑卷。当执行逻辑卷数据的完全擦除时，管理计算机指定要执行完整数据擦除的闪存芯片，并且存储系统使用完全擦除的功能完全擦除感兴趣的芯片上的数据闪存芯片的芯片单元一次的数据（芯片擦除）。

7. 发明授权

US07984230B2 Allocation of logical volumes to flash memory drives 有权
标题翻译：将逻辑卷分配到闪存驱动器
公开(公告)号：US07984230B2
公开(公告)日：2011-07-19
申请号：US11585111
申请日：2006-10-24
申请人： Hiroshi Nasu , Masayuki Yamamoto , Yuichi Taguchi
发明人： Hiroshi Nasu , Masayuki Yamamoto , Yuichi Taguchi
IPC分类号： G06F12/00 , G06F13/00 , G06F13/28
CPC分类号： G06F3/0665 , G06F3/061 , G06F3/0616 , G06F3/064 , G06F3/0679 , G06F3/0688
摘要： There is provided a logical volume management method for storage system. When a logical volume is created on a flash memory drive, a management computer allocates logical volume while flash memory chip border of flash memory drive is taken into account. Specifically, a table for managing a correlation between each parity group and the flash memory chip of the flash memory drive is obtained and the logical volume is allocated in such a manner that a flash memory chip is not shared by a plurality of logical volumes. When complete erasing of logical volume data is performed, the management computer specifies a flash memory chip on which complete data erasing is to be performed, and the storage system completely erases data exclusively on the chip of interest with a use of a function of completely erasing data at a time by chip unit of the flash memory chip (chip erasing).
摘要翻译：为存储系统提供了逻辑卷管理方法。当在闪存驱动器上创建逻辑卷时，管理计算机分配逻辑卷，同时考虑闪存驱动器的闪存芯片边框。具体地，获得用于管理闪存驱动器的每个奇偶校验组和闪速存储器芯片之间的相关性的表，并且以使得闪存芯片不被多个逻辑卷共享的方式分配逻辑卷。当执行逻辑卷数据的完全擦除时，管理计算机指定要执行完整数据擦除的闪存芯片，并且存储系统使用完全擦除的功能完全擦除感兴趣的芯片上的数据闪存芯片的芯片单元一次的数据（芯片擦除）。

8. 发明申请

US20090182930A1 DATA MANAGEMENT METHOD FOR ERASING DATA IN COMPUTER SYSTEM 有权
标题翻译：用于在计算机系统中擦除数据的数据管理方法
公开(公告)号：US20090182930A1
公开(公告)日：2009-07-16
申请号：US12062705
申请日：2008-04-04
申请人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
发明人： Yuichi Taguchi , Masayuki Yamamoto , Hiroshi Nasu , Noriko Nakajima
IPC分类号： G06F12/00
CPC分类号： G06F3/0652 , G06F3/061 , G06F3/0623 , G06F3/067 , G06F21/6245 , G06F2221/2143
摘要： There is provided a computer system comprising a first storage system and a second storage system coupled to the first storage system. The first storage system provides a first storage area. The second storage system provides a second storage area. The second storage system reads and writes the requested data from and to the first storage area associated with the second storage area; specifies the first storage area associated with the second storage area from which the data is to be erased upon reception of a request for erasing the data stored in the second storage area; and transmits the request for erasing the data to the first storage system providing the specified first storage area. The first storage system erases the data stored in the specified first storage area, based on a data erasure condition included in the request for erasing the data.
摘要翻译：提供了一种包括耦合到第一存储系统的第一存储系统和第二存储系统的计算机系统。第一存储系统提供第一存储区域。第二存储系统提供第二存储区域。第二存储系统从与第二存储区域相关联的第一存储区域读取和写入请求的数据; 在接收到擦除存储在第二存储区域中的数据的请求时，指定与要擦除数据的第二存储区域相关联的第一存储区域; 并向提供指定的第一存储区域的第一存储系统发送擦除数据的请求。第一存储系统基于包含在擦除数据的请求中的数据擦除条件，擦除存储在指定的第一存储区域中的数据。

9. 发明申请

US20080104345A1 Computer system and data management method using the same 失效
标题翻译：计算机系统和数据管理方法使用相同
公开(公告)号：US20080104345A1
公开(公告)日：2008-05-01
申请号：US11639790
申请日：2006-12-14
申请人： Naoko Maruyama , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
发明人： Naoko Maruyama , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
IPC分类号： G06F12/16
CPC分类号： G06F11/0796 , G06F11/1448 , G06F11/1456 , G06F11/1464 , G06F11/1466 , G06F11/2094
摘要： The present invention aims at preventing loss of the most recent data even if backup processing ends abnormally.A computer system includes: a first storage system having a data storage extent for storing data sent from a host computer; a second storage system having at least one actual replicated data storage extent associated with the data storage extent; an archive appliance having a storage medium associated with the replicated data storage extent in the second storage system; a data copy unit for controlling copy processing for reading data from the data storage extent in the first storage system and writing the read data to a first actual replicated data storage extent in the second storage system in accordance with specific configuration information; and a connection switching unit for changing the specific configuration information so that a second actual replicated data storage extent, instead of the first actual replicated data storage extent, is associated with the data storage extent.
摘要翻译：本发明的目的在于防止最近数据的丢失，即使备份处理异常结束。计算机系统包括：具有用于存储从主计算机发送的数据的数据存储区域的第一存储系统; 具有与数据存储范围相关联的至少一个实际复制数据存储范围的第二存储系统; 存档装置，具有与第二存储系统中的复制数据存储区域相关联的存储介质; 数据复制单元，用于控制从第一存储系统中的数据存储区读取数据的复制处理，并根据具体配置信息将读取的数据写入第二存储系统中的第一实际复制数据存储区; 以及连接切换单元，用于改变特定配置信息，使得第二实际复制数据存储范围而不是第一实际复制数据存储范围与数据存储范围相关联。

10. 发明申请

US20090204618A1 Storage system 有权
标题翻译：存储系统
公开(公告)号：US20090204618A1
公开(公告)日：2009-08-13
申请号：US12078615
申请日：2008-04-02
申请人： Toru Tanaka , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
发明人： Toru Tanaka , Yuichi Taguchi , Hiroshi Nasu , Masayuki Yamamoto
IPC分类号： G06F17/30
CPC分类号： G06F11/3476
摘要： A storage system capable of identifying all volumes to be audited is provided.Operation logs 3005 concerning the operations of volumes are associated with a time and stored in storage apparatuses 1400 and 1500, and a management computer 1100 collects information about these operation logs 3005, restores the status history of the operation logs 3005, sets, as an audit range, the operation logs 3005 including volumes with an audit period and audit target data stored therein, extracts the operation logs 3005 belonging to the audit range from the restored status history of the operation logs 3005, and transmits the extracted operation logs 3005 to a computer (requesting computer) 1000. As a result, all the audit target volumes can be identified.
摘要翻译：提供了一种能够识别要审核的所有卷的存储系统。关于卷的操作的操作日志3005与时间相关联并存储在存储设备1400和1500中，并且管理计算机1100收集关于这些操作日志3005的信息，恢复操作日志3005的状态历史，设置为审计范围内，包含审核期间的卷和审核对象数据的操作日志3005从恢复的操作日志3005的状态历史中提取属于审核范围的操作日志3005，并将提取的操作日志3005发送到计算机（请求计算机）1000.因此，可以识别所有审核目标卷。

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