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| Number | Title | Issue Date |
| 8370572 | Storage system for holding a remaining available lifetime of a logical storage region The storage system includes a plurality of first disk devices, a plurality of second disk devices, in which a lifetime of the plurality of second disk devices is different from a lifetime of the plurality of first disk devices, and a controller coupled to the plural... | 02/05/2013 |
| 8359431 | Storage subsystem and its data processing method for reducing the amount of data to be stored in a semiconductor nonvolatile memory The amount of data to be stored in a semiconductor nonvolatile memory can be reduced and overhead associated with data processing can be reduced. When a microprocessor 112 receives a write request from a host computer 300 and data D1 to D3 | 01/22/2013 |
| 8352766 | Power control of target secondary copy storage based on journal storage usage and accumulation speed rate Arrangements having multiple second storage systems which each include a restore control unit for controlling restoration processing, in which a data element in a journal stored in a journal storage area is written into a secondary logical volume, and a storage devi... | 01/08/2013 |
| 8341348 | Computer system and load equalization control method for the same where cache memory is allocated to controllers A computer system having a plurality of controllers for data input/output control is provided, wherein even if a control authority of a processor is transferred to another processor and the computer system migrates control information necessary for a controller to e... | 12/25/2012 |
| 8275965 | Creating substitute area capacity in a storage apparatus using flash memory For a storage apparatus in which flash memory disks and hard disks coexist, high-density mounting of flash memory modules is achieved. A storage apparatus in accordance with the present invention includes flash memories and a storage controller. A second storage app... | 09/25/2012 |
| 8239644 | Control device of a storage system comprising storage devices of a plurality of types A control device of a storage system that includes a plurality of storage devices including a first type of storage device, including: a memory which stores an archive deadline of archive target data which are a target of archiving by the storage system and a warran... | 08/07/2012 |
| 8205052 | Preventing operations from unauthorized users on paired storage volumes A computer system including a copy source volume and a copy target volume which may be selectably PAIRED or SPLIT. User management information stores: an entry indicating that a first user is permitted to effect a PAIR operation and a PATH operation; and, an entry i... | 06/19/2012 |
| 8200893 | Storage system and storage management method for controlling off-line mode and on-line of flash memory An object of the present invention is to provide a storage system and storage management method, which prevent a problem in the operation of stored data from being caused by unknown states of volume information and life information, when flash memories are placed in... | 06/12/2012 |
| 8190789 | Computer system and its renewal method A computer system including a management computer for managing the entire system, an integral apparatus, and a high-level connecting device for connecting the management computer and the integral apparatus is designed so that the management computer retains integral... | 05/29/2012 |
| 8190847 | Management method and a management system for volume It is made possible to update information registered in a database of iSNS, SLP and the like in response to a configurational change in a storage device, and for a host computer to discover a disk volume. In response to changes in contents of operation to alter a st... | 05/29/2012 |
| 8171245 | Data migrating method taking end time into consideration There is provided a data migrating method including the steps of: calculating, in a case where data stored in a volume is migrated to another volume, a required period of time for migrating the data based on a size of data to be migrated and volume configuration inf... | 05/01/2012 |
| 8161262 | Storage area dynamic assignment method A storage system allocates a data storage area in response to an access request from a first computer if the capacity of a first physical storage device configuring a first logical storage area, provided to the first computer, is equal to or lower than a predetermin... | 04/17/2012 |
| 8156561 | Method and apparatus for setting access restriction information Access restriction information that an old storage device has is transferred to a new storage device. A management server 2200 obtains a port management TL 2445 that the old storage device 2400 has, through a LAN 2600 which is separated f... | 04/10/2012 |
| 8151047 | Storage system and management method thereof A storage system comprises a first storage apparatus having a volume for a host computer, a second storage apparatus connected to the first storage apparatus, and having a volume having a pair relationship with a first volume in the first storage apparatus, and a ma... | 04/03/2012 |
| 8135986 | Computer system, managing computer and recovery management method The invention provides a method for computing the appropriate capacity of a journal volume based on the operating patterns of backup and recovery performed by the user, and composing a recovery system that enables recovery to be performed in a short time using journ... | 03/13/2012 |
| 8132025 | Management method for archive system security Creating a plaintext index from a text that is extracted from a file presents the risk of a leak of confidential information from the created index. To address this problem, provided is a computer system which has a computer, a storage subsystem coupled to the compu... | 03/06/2012 |
| 8112596 | Management apparatus, management method and storage management system A management apparatus, a management method, and a storage management system that more specifically manage power consumption, making it easy to analyze problems relating to power consumption or properly relocate data are provided. A power consumption for each... | 02/07/2012 |
| 8086881 | Power control of secondary copy storage based on journal storage usage and accumulation speed rate A second storage system comprises a restore control unit for controlling restoration processing, in which a data element in a journal stored in a journal storage area is written into a secondary logical volume, and a storage device control unit for controlling a sto... | 12/27/2011 |
| 8082394 | Computer system, storage system and method for extending volume capacity The object of the present invention is to prevent distribution of a storage range to a volume from an inappropriate disk drive based on use of the volume as a result of an automatic extension of a volume capacity. A computer system has a storage system including a p... | 12/20/2011 |
| 8082232 | Recovery method using CDP First information representing a plurality of snapshot acquisition time points of the data storage device, journal management data which are second information including the time point at which data are written to the data storage device and the size of the journal ... | 12/20/2011 |
| 8074090 | Storage system including plurality of storage apparatuses Conventionally, no consideration was given to the control of the main power supply circuit in a storage apparatus. Thus, unnecessary electric power will be consumed because it is not possible to inhibit the power consumption of the main power supply circuit of the s... | 12/06/2011 |
| 8037263 | Control device of a storage system comprising storage devices of a plurality of types A control device of a storage system including a CPU which receives input information including at least a size and an archive deadline of data which is stored in storage devices; wherein data management information includes a write threshold value regarding one typ... | 10/11/2011 |
| 8032490 | Storage system operable to perform LU auditing 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 ... | 10/04/2011 |
| 8024532 | Data management method for erasing data in computer system 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 storag... | 09/20/2011 |
| 8019930 | Storage system and storage management method for controlling off-line mode and on-line mode of flash memory An object of the present invention is to provide a storage system and storage management method, which prevent a problem in the operation of stored data from being caused by unknown states of volume information and life information, when flash memories are placed in... | 09/13/2011 |
| 8015381 | Computer system, data migration monitoring method and data migration monitoring program A management computer monitors an allocated capacity of a source virtual volume and an allocated capacity of a virtual pool having a storage area allocated to a destination virtual volume in a storage, judges whether the allocated capacity of the source virtual volu... | 09/06/2011 |
| 8006123 | Volume and failure management method on a network having a storage device Provided is an environment that storage device configuration management can be efficiently done in a data center having a virtualization device. A SAN manager acquires configuration information from a device constituting a SAN and prepares a correspondence relations... | 08/23/2011 |
| 8006063 | Management method and a management system for volume It is made possible to update information registered in a database of iSNS, SLP and the like in response to a configurational change in a storage device, and for a host computer to discover a disk volume. In response to changes in contents of operation to alter a st... | 08/23/2011 |
| 7996611 | Backup data management system and backup data management method Provided are a backup data management system and a backup data management method capable of facilitating the management of backup data that is multiplexed between different storage apparatuses. The backup data management system includes a storage apparatus having a ... | 08/09/2011 |
| 7984230 | Allocation of logical volumes to flash memory drives 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... | 07/19/2011 |
| 7975123 | Computer system, management computer and storage system, and storage area allocation amount controlling method To provide a computer system, a management computer and a storage system, and a storage area allocation amount controlling method for improving I/O performance of the host computer. In a computer system comprising a storage system comprising one or more storage devi... | 07/05/2011 |
| 7966354 | Method and computer for supporting construction of backup configuration For a storage system which holds backup data of a first data storage extent in one or more second data storage extents in use of a first backup method, a backup status in a first backup method in a prescribed period is acquired and a first backup performance in a fi... | 06/21/2011 |
| 7937614 | Volume and failure management method on a network having a storage device A SAN manager acquires configuration information from devices constituting a SAN and produces a corresponding relationship between a host computer and a virtual volume (virtual volume mapping) and a corresponding relationship between the host computer and a real vol... | 05/03/2011 |
| 7934071 | Method of managing storage capacity in a storage system, a storage device and a computer system A capacity management method of managing a capacity of a storage unit of each storage in a computer system having a plurality of storage devices each having one or more storage units each providing one or more storage areas. The method includes the steps of: detecti... | 04/26/2011 |
| 7925830 | Storage system for holding a remaining available lifetime of a logical storage region A disk array includes a drive management unit, which is a program for identifying kinds of disk devices and managing different disk devices separately, and a drive management table for storing information to be utilized by the drive management unit. The disk array f... | 04/12/2011 |
| 7917722 | Storage area dynamic assignment method A storage system allocates a data storage area in response to an access request from a first computer if the capacity of a first physical storage device configuring a first logical storage area, provided to the first computer, is equal to or lower than a predetermin... | 03/29/2011 |
| 7900013 | Method and computer for determining storage device A computer specifies the configuration of a first storage device by referencing first configuration information relating to the configuration of a first storage system including the first storage device, specifies one or more storage medium access performances corre... | 03/01/2011 |
| 7882303 | Computer system, management computer, and volume allocation change method of management computer A computer system to prevent intervention and falsification by setting encrypted transfer between a host computer and a first storage device that provides a virtual volume and between the first storage device and second and third storage devices that provide a real ... | 02/01/2011 |
| 7877782 | Method and apparatus for configuration management of computer system A management computer collects, from a storage subsystem via a management network, path definition information including the contents of a security setting made to a path accessible to a volume in the storage subsystem, and when the volume in the storage subsystem i... | 01/25/2011 |
| 7877361 | Management device and method for storage device executing CDP-based recovery A management device of a storage device that executes CDP-based recovery comprises: a data protection term acquisition section that acquires a data protection term which is a term in which recovery of a data volume is ensured from a predetermined duration for which ... | 01/25/2011 |
