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| Number | Title | Issue Date |
| 8112600 | Creating a snapshot based on a marker transferred from a first storage system to a second storage system Storage arrangements including: a first storage system including: a first volume which includes a first data area storing data sent from a computer; and a first processor which stores data sent from the computer in the first volume; a second storage system including... | 02/07/2012 |
| 8112599 | Method and apparatus for increasing an amount of memory on demand when monitoring remote mirroring performance A method and storage system for increasing an amount of memory in a queuing area on. The storage system includes first and second storage subsystems connected to each other via a path. A primary volume in the first storage subsystem and a remote secondary volume in ... | 02/07/2012 |
| 8112598 | Apparatus and method for controlling copying Pre-update data is copied from a first storage device onto a second storage device in response to an update instruction to update data on the backup target volume on the first storage device. A copy status of each data on the backup target volume is managed with pos... | 02/07/2012 |
| 8108634 | Replicating a thin logical unit In one aspect, a method to replicate data includes determining if an I/O data block from a journal is generated by a replication initialization process; if the I/O data block from a journal is generated by the replication initialization process, determining if the I... | 01/31/2012 |
| 8108638 | Backup of deduplicated data Methods and systems back up deduplicated data to data storage media, the deduplicated data comprising a plurality of data blocks referenced for deduplication. In one embodiment, the existence of multiple references to each of the data blocks is determined; and at le... | 01/31/2012 |
| 8108636 | Providing backups using a portable storage device Backing up data from a client includes providing a direct coupling between the client and a portable storage device, copying full backup data from the client to the portable storage device using the direct coupling, and performing at least one incremental backup fro... | 01/31/2012 |
| 8108635 | System, method and computer program product for copying data A storage system and a method for copying data is provided. The method includes storing data at a first storage unit of a primary site, transferring the data from the first storage unit to a second storage unit of a remote site and updating shadow storage unit metad... | 01/31/2012 |
| 8108640 | Reserving a thin provisioned space in a storage system A storage system includes a storage space provisioning system coupled to a primary storage server and a secondary storage server to resize a thin provisioned secondary volume on the secondary storage server. The storage space provisioning system detects data stored ... | 01/31/2012 |
| 8108639 | Storage system, method for calculating estimated value of data recovery available time and management computer The invention provides a technology applicable to technologies other than a main frame technology and monitors data recovery available time while suppressing a monitoring error within a certain range in a storage system that performs Asynchronous Remote Copy among s... | 01/31/2012 |
| 8108637 | Information processing system, controlling method in information processing system, and managing apparatus to manage remote copy in consideration of saving power A problem is to support to realize the efficient power saving according to the status of a remote copy in an information processing system provided with a storage apparatus. When newly using any one of volumes of a first storage apparatus and a second storage appara... | 01/31/2012 |
| 8103843 | Snapshot system A storage system including: a storage device which configures an original volume for storing data which is read/written by a host, a copy volume for storing a copy of the original volume at a predetermined timing, and a snapshot volume for storing a snapshot data wh... | 01/24/2012 |
| 8103841 | Non-volatile memory and method with non-sequential update block management In a nonvolatile memory with block management system that supports update blocks with non-sequential logical units, an index of the logical units in a non-sequential update block is buffered in RAM and stored periodically into the nonvolatile memory. In one embodime... | 01/24/2012 |
| 8103840 | Snapshot mechanism and method thereof A snapshot mechanism and a method thereof used in a data processing system are provided to backup snapshot data. The snapshot mechanism includes a snapshot storage unit and a buffer storage unit, wherein the snapshot storage unit is used as a unit for storing data g... | 01/24/2012 |
| 8103842 | Data backup system and method for virtual infrastructure Systems for backing up the data of an IT system by utilizing server or storage virtualization technology to create and move logical IT infrastructures dynamically. A virtualized IT system provides a server resource pool and a storage resource pool composed from mult... | 01/24/2012 |
| 8099570 | Methods, systems, and computer program products for dynamic selective memory mirroring Methods, systems, and computer program products are provided for dynamic selective memory mirroring in solid state devices. An amount of memory is reserved. Sections of the memory to select for mirroring in the reserved memory are dynamically determined. The selecte... | 01/17/2012 |
| 8099571 | Logical block replication with deduplication Bandwidth consumption between a data replication source and destination and storage consumption at the destination are reduced, when logical block mirroring is used with source deduplication, by eliminating repeated transmission of data blocks from source to destina... | 01/17/2012 |
| 8099428 | Managing copies of data A method in a computer system for retrieving data from one of multiple copies of the data is provided, referred to as the data management system. The data management system receives a request identifying at least one data object to be accessed. Then, the data manage... | 01/17/2012 |
| 8099572 | Efficient backup and restore of storage objects in a version set The version set backup and restore facility responds to a version set backup request by backing up multiple snapshot copies of a storage object concurrently from a storage array to backup storage media. The version set backup and restore facility responds to a versi... | 01/17/2012 |
| 8099573 | Data processing apparatus and method of processing data Data processing apparatus comprising: a chunk store containing specimen data chunks, a manifest store containing at least one manifest that represents at least a part of a data set and that comprises at least one reference to at least one of said specimen data chunk... | 01/17/2012 |
| 8095756 | System and method for coordinating deduplication operations and backup operations of a storage volume A system and method are described for coordinating deduplication operations and backup operations of a storage volume. In one embodiment, a request is identified to eliminate duplicate data from a storage volume. The storage volume may be scheduled to be backed up o... | 01/10/2012 |
| 8095751 | Managing set of target storage volumes for snapshot and tape backups A mechanism using special properties on data containers of a snapshot backup allows the snapshot backup used for a tape backup to be excluded from the policy enforcement. In addition, reconciliation of a local (client-side) backup repository and server repository by... | 01/10/2012 |
| 8095752 | Storage access device issuing I/O requests, in an associated logical unit environment A storage access device, which issues an I/O request (input/output request) to a logical unit provided by one or more storage systems, holds association information showing that a plurality of logical volumes corresponding to a plurality of logical units, which belo... | 01/10/2012 |
| 8095753 | System and method for adding a disk to a cluster as a shared resource A system and method are described for adding a disk to a cluster as a shared resource. In one embodiment, a request is received to add a disk to a cluster as a shared disk resource. The disk may share a disk identifier with a second disk currently connected to the c... | 01/10/2012 |
| 8095755 | System, method and computer program product for generating a consistent point in time copy of data Generating a consistent point in time copy of data in a source volume and a target volume is achieved responsively to a first data modification request by writing a first altered version of the data onto a single source volume, asynchronously transferring the first ... | 01/10/2012 |
| 8095754 | Transparent autonomic data replication improving access performance for a storage area network aware file system Techniques are provided for distributing data. It is determined that a source storage device is becoming a bottleneck. One or more blocks to be moved from the source storage device to one or more other storage devices are identified. The one or more other storage de... | 01/10/2012 |
| 8090977 | Performing redundant memory hopping In one embodiment, the present invention includes a method for receiving an indication of a loss of redundancy with respect to a pair of mirrored memory regions of a partially redundant memory system, determining new mirrored memory regions, and dynamically migratin... | 01/03/2012 |
| 8090917 | Managing storage and migration of backup data A method and system for client backup data management and storage using virtual tape libraries (VTLs). A VTL controller executing a software method receives metadata that distinguishes among a plurality of different versions of backup data. The VTL controller determ... | 01/03/2012 |
| 8090690 | Systems and methods for data upload and download Systems and methods which provide a hybrid network based solution for digital data file backup are shown. Embodiments utilize a transport mass storage system to provide transmission of digital data files between user equipment and a network based mass storage system... | 01/03/2012 |
| 8090918 | Electronic storage device with improved storage method An electronic storage device includes a first memory segment having at least one source block to store information, a second memory segment having at least one backup block corresponding to the source block to make a backup of the information in a LSB memory page of... | 01/03/2012 |
| 8086807 | Backup data management method in which differential copy time is taken into account Provided is a computer system, comprising a storage system and a management computer. The management computer manages differential copy start times, differential data amounts of first pairs, and a data amount that can be copied in differential copy per unit time; id... | 12/27/2011 |
| 8086895 | Management method and system for managing replication by taking into account cluster storage accessibility a host computer A management system, which manages a host computer and a storage system, holds cluster information, specifies an active-state host computer and an inactive-state host computer based on a backup instruction specifying a virtual host identifier, determines the need fo... | 12/27/2011 |
| 8086808 | Method and system for migration between physical and virtual systems A method of migrating a computer system between a virtualized environment and a non-virtualized environment comprises configuring one or more storage volumes for a migration destination in a destination environment based on a migration request containing a backup re... | 12/27/2011 |
| 8086809 | Interface systems and methods for accessing stored data A modular data and storage management system. The system includes a time variance interface that provides for storage into a storage media of data that is received over time. The time variance interface of the modular data and storage management system provides for ... | 12/27/2011 |
| 8082406 | Techniques for reducing data storage needs using CDP/R Techniques for reducing data storage needs using continuous data protection and replication are disclosed. In one particular exemplary embodiment, the techniques may be realized as a method for reducing data storage needs using a continuous data protection and repli... | 12/20/2011 |
| 8082407 | Writable snapshots for boot consolidation Boot consolidation based on writeable volume snapshots can leverage flexible mappings of snapshot dependencies. Such flexible mappings can be established by relating sequence numbers associated with various volume snapshots and can provide for an arbitrarily complex... | 12/20/2011 |
| 8082228 | Remote office duplication Remote office deduplication comprises calculating one or more fingerprints of one or more data blocks, sending the one or more fingerprints to one or more backup servers via a network interface, receiving from the one or more backup servers an indication of which on... | 12/20/2011 |
| 8082408 | System and method for resuming backup of a volume after a backup operation prematurely terminates A first snapshot of a volume is created at a first point in time. A first backup operation to backup the volume to a first backup image using the first snapshot is initiated. The first backup operation terminates before completion, e.g., due to a failure. A second s... | 12/20/2011 |
| 8082409 | Data storage device and data management method in data storage device In one embodiment, a HDD creates a segment table to associate an address of user data in a flash memory with an LBA in a magnetic disk. The HDD updates the segment table in a DRAM and saves it to the flash memory at a specific timing. The HDD creates journals indica... | 12/20/2011 |
| 8078815 | Power-saving-backup management method A storage subsystem includes: a controller; a first logical storage area corresponding to a RAID group configured by a plurality of storage devices; and a second logical storage area corresponding to a plurality of the RAID groups each configured by the plurality of... | 12/13/2011 |
| 8078814 | Method of improving efficiency of replication monitoring Provided is a copy pair monitoring method which is for a storage system having at least one host computer, at least one storage subsystem, and a management computer, the storage subsystem including volumes storing data requested by the host computer to be written, t... | 12/13/2011 |
