|
Match
|
Document |
Document Title |
|
|
7620843 |
Rebuilding a storage system
A method for managing a storage system, including storing first and second sets of data on a storage device in the system. The method further includes assigning a first restore preference level to...
|
|
|
7620786 |
Storage recovery using a delta log
A system and method for removing one volume of a redundant data storage system, keeping a delta log of subsequent changes to the remaining volumes of the redundant data storage system, replacing...
|
|
|
7620785 |
Using roll-forward and roll-backward logs to restore a data volume
A roll-back memory can be used to incrementally restore one or more data volumes in reverse chronological order to the data state they occupied at some prior point in time without using a backup...
|
|
|
7620765 |
Method to delete partial virtual tape volumes
A virtual tape library may be configured to delete or free data blocks corresponding to expired backup images. A virtual tape volume may comprise multiple backup images, each corresponding to data...
|
|
|
7620666 |
Maintaining persistent data change maps for fast data synchronization and restoration
A method, system, computer system and computer program product to synchronize data and a snapshot of the data taken at a given point in time. Persistent data change maps are used to track changes...
|
|
|
7617374 |
Hard disk testing method under extensible firmware interface
A hard disk testing method under an extensible firmware interface (EFI) is provided, which includes the following steps. A system file is backed up from the EFI of the hard disk into a storage area...
|
|
|
7617369 |
Fast failover with multiple secondary nodes
A method, system, computer system, and computer program product to quickly synchronize replicas of data stored at multiple secondary nodes upon failure of a primary node. Secondary nodes to which...
|
|
|
7617361 |
Configureable redundant array of independent disks
A computer implemented method, data processing system, and computer program product for maximizing the amount of data protected in a Redundant Array of Independent Disks (RAID) storage system. When...
|
|
|
7617306 |
Operation management system, management apparatus, management method and management program
An object of the present invention is to realize higher mutual connection property among the operation management applications because two interfaces of the first interface for the devices as the...
|
|
|
7613890 |
Consistent replication across multiple storage devices
Concurrently replicating a plurality of storage devices includes disabling writes to all of the storage devices, setting a pending state change indicator for all of the storage devices after...
|
|
|
7613889 |
System, method, and program for determining if write data overlaps source data within a data migration scheme
Provided are a method, system, and program for migrating source data to target data. A write request is received to write application data to source data not yet migrated to the target data....
|
|
|
7613888 |
Maintain owning application information of data for a data storage system
A data storage system writes data supplied from a host to data storage in accordance with write I/O of an owning application. A workload manager directs the processing of the supplied data in...
|
|
|
7613785 |
Decreased response time for peer-to-peer remote copy write operation
Methods, system and computer program product are provided to improve the efficiency of data transfers in a PPRC environment. Any or all of three features may be implemented, each of which reduces...
|
|
|
7613750 |
Creating frequent application-consistent backups efficiently
Data can be protected at a production server in a virtually continuous fashion, without necessarily imposing severe constraints on the source application(s). For example, a production server can...
|
|
|
7613743 |
Methods and apparatuses for data protection
Methods and apparatuses for data protection against corrupted write operations. In one embodiment, a technique of crash protection uses an atomically updated global transaction indicator to switch...
|
|
|
7613674 |
Data transfer method and information processing apparatus
In a system for storing data as a backup purpose to a separate storage apparatus, data of a copy source is matched with data of a copy destination in a predetermined time. A host computer attaches...
|
|
|
7610511 |
Journal migration method and data recovery management method
Provided is a computer system including a first storage subsystem and a second storage subsystem. The first storage subsystem has a first storage unit and a first control unit. The second storage...
|
|
|
7610465 |
Method and related apparatus for data migration utilizing disk arrays
Method and related apparatus for data migration of a disk array. While striping and migrating data of a source disk of the disk array, data stripes are grouped into different zones; after...
|
|
|
7610462 |
Gaming machine with secure fault-tolerant memory
A gaming machine includes two persistent random access memory sections. Critical data written to one memory section is copied to the other. Systems and methods for managing the two memory sections...
|
|
|
7610461 |
Storage system with mainframe and open host performing remote copying by setting a copy group
If the pair state of a certain volume pair in one copy group is a fault state which has changed due to occurrence of a fault in the volume pair, then a write holding state is set for the copy...
|
|
|
7610460 |
Buffer updates and data evacuation in a storage system using differential snapshots
A method of managing data by a storage system having first and second volumes according to a command from a server computer, including receiving a data access command from the server computer;...
|
|
|
7610459 |
Maintain owning application information of data for a data storage system
A data storage system writes data supplied from a host to data storage in accordance with write I/O of an owning application. A workload manager directs the processing of the supplied data in...
|
|
|
7610319 |
Efficient operations using assistance from secondary site
Efficient replication using assistance from a secondary node involves in one embodiment modifying data of a data volume at a primary node to create modified data. The primary node transmits the...
|
|
|
7610314 |
Online tablespace recovery for export
To export source tablespaces, an auxiliary database system is created and started with a minimum configuration. Copies of versions of the source tablespaces are restored from database backups to...
|
|
|
7607034 |
Data storage system and control method thereof
Hard discs constituting a disc array system are arranged at locations far from one another so as to eliminate their simultaneous damage due to a local disaster and concentration of the processing...
|
|
|
7607000 |
Method for booting an operating system
A method for accelerating an operating system boot process is disclosed. In one exemplary embodiment, during a first operating system boot, information regarding the physical locations of disk...
|
|
|
7606990 |
Snapshot system
A storage system including a snapshot volume arranged to provide each of a plurality of snapshot generations to the host as a virtual volume and to store data having an identical content in one...
|
|
|
7606845 |
Apparatus, systems, and method for concurrent storage to an active data file storage pool, copy pool, and next pool
An apparatus, system, and method are disclosed for concurrent storage to an active data file storage pool, copy pool, and next pool. A copy module copies one or more data files from a client to a...
|
|
|
7606844 |
System and method for performing replication copy storage operations
A system and method are provided for performing storage operations relating to a first secondary copy of electronic data. A storage policy or storage preferences may dictate that a replication copy...
|
|
|
7606841 |
Coordinated dirty block tracking
A method, system, computer system, and computer-readable medium to maintain consistent, up-to-date copies of primary data that enable quick resumption of operations upon failure of the primary...
|
|
|
7603530 |
Methods and structure for dynamic multiple indirections in a dynamically mapped mass storage device
Methods and structures for dynamic multiple indirections to improve reliability and performance of a dynamically mapped storage devices. In a dynamically mapped storage device in which all user...
|
|
|
7603529 |
Methods, systems, and computer program products for mapped logical unit (MLU) replications, storage, and retrieval in a redundant array of inexpensive disks (RAID) environment
Methods, systems, and computer program products for MLU replication, storage, and retrieval in a RAID environment are disclosed. According to one method, a data storage extent pool representing a...
|
|
|
7603528 |
Memory device verification of multiple write operations
Verification operations are utilized to effectively verify multiple associated write operations. A verification operation may be initiated after the issuance of a plurality of write operations that...
|
|
|
7603392 |
System, method and computer program product for storing transient state information
A method, system and computer program product for storing transient state information, the method includes: defining a first logical storage space within at least one storage device in response to...
|
|
|
7600089 |
Storage apparatus for asynchronous remote copying
A storage apparatus is provided in which the data amount of transfer data to a secondary disk controller from a primary disk controller at the event of remote copying can be reduced, and data...
|
|
|
7600088 |
Techniques for providing storage array services to a cluster of nodes using portal devices
A storage system includes a local storage array and a remote storage array. The local storage array has a host interface configured to communicate with an external host, a local storage device...
|
|
|
7600087 |
Distributed remote copy system
Primary storage subsystems synchronously send write data to an intermediate storage system. Upon receiving the write data, the intermediate storage system 100 c generates control data, which...
|
|
|
7600085 |
Apparatus and method for determining erasability of data
An apparatus for determining erasability of content data. The apparatus includes: a receiver configured to receive content data to be stored in a first storage medium; a comparator configured to...
|
|
|
7599972 |
File system having variable logical storage block size
A system is set forth that includes a processor, a data storage device that accessible by the processor, and filesystem software that executable by the processor to organize files on the data...
|
|
|
7599941 |
Transparent redirection and load-balancing in a storage network
A storage system includes a plurality of storage servers that store a plurality of files, a monitor module, and a redirector module. The monitor module monitors usage information associated with...
|
|
|
7599932 |
Data storage using identifiers
A system and method are disclosed for processing a data stream. A data segment is received. It is determined whether the data segment has been previously stored. In the event that the data segment...
|
|
|
7596658 |
Method for expanding capacity of replication volume
A management computer comprises: a cascade configuration storage section which stores volume cascade configuration information which is information related to the configuration of the volume...
|
|
|
7596585 |
Object replication using information quality of service
A database replication function for a local object and one or more destination objects, where one or more local applications make requests to the source objects is disclosed. A request logging...
|
|
|
7596374 |
Data backup system and method for mobile communication terminal, mobile communication terminal and backup device used for same, and backup data transmission method
A data backup system and a data backup method for backing up data stored in a mobile communication terminal to a backup device via a communication network, capable of optimizing network traffic as...
|
|
|
7594086 |
Storage system for copying data and storing in a plurality of storage devices
A storage system comprises a primary storage device having a primary storage area, a first secondary storage device having a first secondary storage area, and a second secondary storage device...
|
|
|
7594074 |
Storage system
To provide a storage system with a cost/performance meeting the system scale, from a small-scale to a large-scale configuration. In the storage system, protocol transformation units and data...
|
|
|
7594072 |
Method and apparatus incorporating virtualization for data storage and protection
A virtualization apparatus presents a virtual volume to a computer that stores data to the virtual volume. The data is stored by the virtualization apparatus to a first logical volume at a first...
|
|
|
7593996 |
System and method for establishing a peer connection using reliable RDMA primitives
A system and method for reliable peer-to-peer communication is provided. The system and method includes a cluster connection manager that acts as a unified resource for opening, closing and...
|
|
|
7590814 |
Data recording device and access control method using password authentication
A data recording device of the present invention acquires passwords of individual recording media attached to a plurality of medium attaching units from a password storage unit which stores the...
|
|
|
7590812 |
Apparatus, system, and method for archiving a log
An apparatus, system, and method are disclosed for archiving log data. In one embodiment, an allocation module allocates a plurality of log logical volumes in a storage pool for storing copies of...
|