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7490088 |
Apparatus, system, and method for preserving connection/position data integrity during file server serialization reinitialization
An apparatus, system, and method are disclosed for preserving connection/position data integrity during reinitialization of serialization information in a file server. The apparatus includes a...
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7487309 |
Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner
Multiple applications request data from multiple storage units over a computer network. The data is divided into segments and each segment is distributed randomly on one of several storage units,...
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7487308 |
Identification for reservation of replacement storage devices for a logical volume to satisfy its intent
A method, system, and computer program product for identifying and reserving suitable replacement storage devices for use when a storage device underlying a logical volume fails or when the size of...
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7487311 |
System and method for asynchronous backup of virtual disks in a distributed storage array
Systems and methods for asynchronous backup of virtual disks in a distributed storage array are disclosed. An exemplary method may comprise receiving an IO stream at the virtual disks in the...
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7487294 |
RAID systems and setup methods thereof
A RAID (Redundant Arrays of Independent Disks) system is provided. At least a first group of disks is selected to create a RAID 5 architecture. A second group of disks within the first group is...
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7487292 |
Magnetic disk apparatus, control method and control program therefor
A magnetic disk apparatus capable of effectively achieving speedup of the response to a read request, a control method and control program therefore are provided. In a control of a magnetic disk...
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7487386 |
Method for increasing file system availability via block replication
According to one embodiment, a method is disclosed herein that includes creating a flashcopy of initial replica data, performing a recovery of the created flashcopy, and exporting the recovered...
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7487310 |
Rotation policy for SAN copy sessions of ISB protocol systems
Systems and methods for performing scheduled backups and recovery of data generated by a production application operating on a MAGIC platform located on a host computer. The data is stored in a...
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7487312 |
Apparatus, system, and method for copy protection
An apparatus, system, and method are disclosed for facilitating copy protection. The apparatus includes a definition module, a request module, and a determination module, each coupled to a first...
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7484119 |
Method, apparatus, computer program and computer program product for adjusting the frequency at which data is backed up
Disclosed is a method, apparatus, computer program and computer program product for adjusting the frequency at which data is backed up. This involves receiving a target recovery time. A current...
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7484051 |
Apparatus, system and method for reliably updating a data group in a read-before-write data replication environment using a comparison file
An apparatus, system, and method are disclosed for reliably updating a data group in a data replication environment. The apparatus, system, and method reliably update the data group by receiving an...
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7483926 |
Production server to data protection server mapping
A method and system for backing up and restoring data of production servers. A mapping that maps volumes of production servers to volumes of a data protection server is maintained on the data...
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7484058 |
Reactive deadlock management in storage area networks
Systems and methods in accordance with various embodiments can detect and alleviate potential or actual deadlock of a storage switch or storage area network when attempting to write data to a...
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7484059 |
Full array non-disruptive migration of extended storage functionality
Described are systems and methods of migrating data and metadata from a source storage array to a destination storage array transparently with respect to a storage application executing on a host....
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7484050 |
High-density storage systems using hierarchical interconnect
A system and method for coupling a host to a drive in a high-capacity data storage system are disclosed. The data storage system comprises a number of drives arranged in a hierarchical manner. A...
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7480779 |
Storage system, data restoring method, and data access method
This invention provides a storage system in which a volume containing WORM data is restorable. A control unit, after the copying is finished, consults a first meta data associated with data stored...
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7480682 |
In-place preservation of file system objects during a disk clone operation
A cloning manager preserves in-place file system objects during a clone operation. The cloning manager determines boundaries of a file system to be created by the clone operation, and identifies at...
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7478211 |
Maintaining consistency for remote copy using virtualization
Provided are methods for copying storage, wherein a first unit receives data updates from a second unit. The data updates are stored in a plurality of physical storage locations associated with the...
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7478270 |
Information processing device and information processing method for data recovery after failure
An information processing device and information processing method including a management table that includes three pages. A pair of first and second pages is alternately used as a valid page and...
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7478117 |
Restoring system state from volume shadow copy service by mounting disks
In some embodiments, during a restore operation, a restore program executes in a restore environment on the restore system. The restore program may create a client environment to which a backed up...
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7475204 |
Automatically managing the state of replicated data of a computing environment
The state of data of a communications environment is automatically managed. The automatic management is provided via a facility that automatically obtains the current state of the data and uses...
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7475199 |
Scalable network file system
An incrementally-scalable file system and method. The system architecture enables file systems to be scaled by adding resources, such as additional filers and/or file servers, without requiring...
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7475211 |
Method and system for restoring data
One aspect of the invention is a method for restoring data, which for example, includes receiving a request for at least a portion of the data. This example also includes creating a directory entry...
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7475294 |
Computer system including novel fault notification relay
The computer system includes a computer, a first storage system configured to be communicable with the computer, and a second storage system configured to be communicable with the first storage...
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7475206 |
Method for hierarchical control of data migration in a storage system
A method of selecting logical volumes that are the targets for data migration to equilibrate the load on a system, based on the accessing data of the physical drives and logical drives under the...
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7475207 |
Maintaining write order fidelity on a multi-writer system
Write order fidelity (WOF) is maintained for totally-active implementations wherein a plurality of access nodes at geographically separated sites can concurrently read and/or write data in a...
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7475217 |
Method of managing storage capacity in 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...
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7475189 |
Advanced hardware and software encapsulation of RAID solutions to facilitate data protection
Systems and methodologies that enable restoration of data by software solutions and in the absence of a hardware RAID adapter, via encapsulation of a RAID (Redundant Array of Independent/or...
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7475208 |
Method for consistent copying of storage volumes
Provided is a method for copying storage. Copy operations are performed on source storage units to copy to target storage units, wherein the copy operations create a consistent copy of the source...
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7472221 |
Mirrored memory
Accessing data memory includes writing data to a first memory location and to a second memory location in response to a request to write data to a memory address that corresponds to both locations,...
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7472173 |
Remote data copying among storage systems
The present invention provides a method for guaranteeing a data consistency among a plurality of storages and sites, when data transfer is performed by asynchronous remote copying from a site...
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7472238 |
Systems and methods for recovering electronic information from a storage medium
In one embodiment of the invention, a method is provided for retrieving certain electronic information previously stored on certain storage media after a threshold set in the storage retention...
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7472242 |
Eliminating duplicate blocks during backup writes
Embodiments of the present invention include creating a subsequent backup copy of a data set by storing a full backup copy of the data set to reflect a state of a data set including blocks of data,...
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7472241 |
Storage system and backup method
A storage system and a backup method achieving enhanced reliability without degradation in the performance of the entire system. A first storage apparatus stores data transmitted from a host system...
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7472243 |
Storage system and control method thereof
Upon receiving a primary/secondary switching command from a secondary host system, a secondary storage control device interrogates a primary storage control device as to whether or not yet to be...
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7472240 |
Storage system with plural control device affiliations
The storage system includes a plurality of storage nodes and a control device coupling unit. Each of the storage nodes includes at least one storage device configured to store data and at least one...
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7472239 |
Storage system and data management method
Provided are a storage system and data management method capable of improving the usage efficiency of a storage extent. With this storage system, a first storage apparatus dynamically allocates a...
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7469326 |
Promotion or demotion of backup data in a storage hierarchy based on significance and redundancy of the backup data
Moving backup data within a storage hierarchy based on a calculated uniqueness of the backup data and on the estimated significance of at least a portion of the backup data. More unique and...
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7469325 |
Storage system and storage system data migration method
This storage system modifies the migration plan in accordance with the state of the migration destination when a plurality of volumes are migrated all at once. Migration-source volumes are migrated...
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7467269 |
Storage apparatus and storage apparatus control method
Proposed is a storage apparatus and its control method capable of performing dynamic load balancing or performance acceleration as a whole by balancing the load to a logical volume. With this...
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7467267 |
Method and system for backing up or restoring data in remote devices over a communications network
Methods and media are provided for backing up data stored in one or more network-communications devices that are located in a geographic area distinct from where the backup data is to be stored....
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7467259 |
System and method to protect data stored in a storage system
Systems and methods are provided for generating a snapshot that records desired data, while allowing a client server to continue sending data to the storage system. In an example of an embodiment...
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7467324 |
Method and apparatus for continuing to provide processing on disk outages
A system and method for continuing to provide processing in a processing system is disclosed. In one embodiment, a processing system is provided comprising a secondary storage device, a memory, a...
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7467274 |
Method to increase the life span of limited cycle read/write media
A file system technique extends the life cycle of limited read/write media. Rewrite cycles of each file and/or each region of the media may be tracked. Different regions of the media are classified...
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7467268 |
Concurrent data restore and background copy operations in storage networks
Exemplary storage network architectures, data architectures, and methods for data restore operation are disclosed. In one embodiment, a storage device comprises a processor, a memory module...
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7467266 |
Snapshot management method apparatus and system
Snapshot sets comprising snapshot criteria are created, maintained, and executed via a command set designed to facilitate managing and conducting snapshots on data distributed across multiple...
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7467234 |
Computer system
In a computer system, to enable a second computer to take over control of copying of data within the computer system, from a first computer that normally controls copying of data. The second...
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7467265 |
System and method for block conflict resolution within consistency interval marker based replication
One goal of consistency interval replication is to achieve a consistent copy of data generated by independent streams of writes from nodes in a clustered/distributed environment. Two writes to the...
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7464224 |
Method for controlling storage policy according to volume activity
A storage virtualization system is disclosed for performing data migration operations among the virtual LU (logical units) defined by the system. In one aspect of the present invention, the...
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7464236 |
Storage system and storage management method
The storage system of the present invention has a simple configuration and ensures redundancy of the system. The primary storage control device and the first secondary storage control device are...
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