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7620859 |
Filtered register architecture to generate actuator signals
In various embodiments, apparatus and systems, as well as methods, may include an enhanced register to provide actuator signals to a memory array, the enhanced register including a first memory...
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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...
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7617426 |
Verification method and apparatus
A method for verifying whether a recording/reproducing apparatus properly produces disc management information and records the disc management information on a disc includes preparing a test disc;...
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7617425 |
Method for at-speed testing of memory interface using scan
A method and a circuit of testing of a memory interface associated with an embedded memory in a semiconductor circuit involves writing to two memory locations in succession; reading the two memory...
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7617419 |
Apparatus and method for managing random-directional scratches on hard disk
An apparatus and method for managing random-directional scratches on a hard disk. The apparatus includes a scratch determination unit and an alleged defect setting unit. The scratch determination...
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7613947 |
System and method for storage takeover
A takeover system and method for high availability in the face of component failures for a multiple-node storage system cluster is provided. When a takeover is triggered either through a loss of...
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7613945 |
Virtual disk drive system and method
A disk drive system and method capable of dynamically allocating data is provided. The disk drive system may include a RAID subsystem having a pool of storage, for example a page pool of storage...
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7610506 |
Data processing system, data processing method and storage apparatus
A compact data processing system suitable for long-term use that enables the maintenance of failure resistance without having to mount many spare disks or replace disks; a data processing method;...
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7607043 |
Analysis of mutually exclusive conflicts among redundant devices
A system for analyzing mutually exclusive conflicts among a plurality of redundant devices in a computer system includes a data management module operable on the computer system. The data...
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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...
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7603595 |
Memory test circuit and method
A memory test circuit according to an embodiment of the invention executes a test on a memory in accordance with a pattern mode signal designating a sub-test pattern included in a test pattern and...
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7603580 |
Redundant manager for a storage system
A method for managing activity of a data storage system, including at least partly managing and performing an operator interaction with the storage system using a first processing system, and...
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7600157 |
Recovering from a failed I/O controller in an information handling system
An information handling system includes first and second input/output (I/O) controllers, a detector for detecting an I/O controller failure, and an I/O recovery unit. The first I/O controller...
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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...
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7598504 |
Writing error diagnosis method for charged particle beam photolithography apparatus and charged particle beam photolithography apparatus
A writing error diagnosis method for a charged beam photolithography apparatus and a charged beam photolithography apparatus which can specify an error cause within a short period of time in...
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7596729 |
Memory device testing system and method using compressed fail data
A memory device testing system includes a signal generator providing memory command, address and write data signal to write data in a memory device and then read the data from the memory device....
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7596723 |
Apparatus, system, and method for selective cross communications between autonomous storage modules
An apparatus, system, and method are disclosed for selective cross communications between autonomous storage modules. A RAID controller communicates through a first cascading communications loop...
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7596648 |
System and method for information handling system error recovery
An information handling system recovers from memory errors associated with a memory unit that supports operation of an SMI handler by using another memory unit to support operation of the SMI...
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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...
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7594136 |
Paging-triggered corrupted file recovery
When a user-mode inpage error occurs after the system has booted up, the inpage error handling method attempts to prevent future crashes by repairing the faulting file. The fault may be a corrupt...
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7594135 |
Flash memory system startup operation
Multiple copies of firmware code for controlling operation of a non-volatile flash memory system are stored at different suitable locations of the flash memory of a memory system. A map of...
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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...
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7590884 |
Storage system, storage control device, and storage control method detecting read error response and performing retry read access to determine whether response includes an error or is valid
In a storage system, a disk device performs recovery and transfers read data to a control device, and the control device judges the validity of the recovery to prevent a transfer of erroneous data....
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7587645 |
Input circuit of semiconductor memory device and test system having the same
An input circuit of a semiconductor memory device includes a data input circuit and a data pattern setting circuit. The data input circuit receives first data, and generates second data by...
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7587627 |
System and method for disaster recovery of data
When a public line is used for a remote copy function of storage in a disaster recovery (DR) system, the online performance is degraded due to the increase and decrease of the line utilization...
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7587625 |
Memory replay mechanism
Embodiments of the invention are generally directed to systems, methods, and apparatuses for memory replay mechanisms. In some embodiments, the replay logic includes reset logic to reset at least...
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7587569 |
System and method for removing a storage server in a distributed column chunk data store
An improved system and method for removing a storage server in a distributed column chunk data store is provided. A distributed column chunk data store may be provided by multiple storage servers...
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7587523 |
Distributed systems for determining card status
The master/slave arbitration process includes a voting process that allows cards within the system to use voting to determine the health of each of the individual cards. The voting process thereby...
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7584378 |
Reconfigurable FC-AL storage loops in a data storage system
Data storage systems and methods and computer program product for managing data storage systems are provided. The system includes at least first and second storage enclosures, each having a...
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7581061 |
Data migration using temporary volume to migrate high priority data to high performance storage and lower priority data to lower performance storage
The storage control device of the present invention uses a temporary volume to move data rapidly between volume groups. The storage control device forms a plurality of volume groups by grouping...
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7577885 |
Semiconductor integrated circuit, design support software system and automatic test pattern generation system
A semiconductor integrated circuit has a memory circuit having memory cells, a first register, a second register, a register selection circuit having an input to which an output of the first...
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7577868 |
No data loss IT disaster recovery over extended distances
Systems and methods operating over extended distances provide for recovery of data and operational continuity of computer applications accessing data within an information technology system if an...
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7577867 |
Cross tagging to data for consistent recovery
A system for consistent data recovery, including a storage area network (SAN) of initiator nodes and target nodes, wherein initiator nodes issue I/O requests and target nodes respond to I/O...
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7577866 |
Techniques for fault tolerant data storage
Described are techniques for performing data recovery processing for two failed devices included in a set of devices. It is determined whether the two failed devices are each one of the data...
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7571344 |
Ensuring data integrity in network memory
A first appliance for ensuring data integrity in network memory is disclosed. The first appliance includes a processor and a communications interface that communicates over a communication network...
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7568135 |
Use of alternative value in cell detection
A system and method, including computer software, allows reading data from a flash memory cell. Voltages from a group of memory cells are detected. The group of memory cells have associated...
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7568122 |
Method and apparatus for identifying a faulty component on a multiple component field replaceable unit
The present invention is directed to a data storage system utilizing a number of data storage devices. The data storage system features one or more storage device sleds, which may each carry...
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7568121 |
Recovery from failure in data storage systems
Provided are a method, system, and article of manufacture, wherein a command is received at a first computational device coupled to a first adapter that is capable of allowing access to a data...
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7565575 |
Selecting optimal repair strategy for mirrored files
This document describes solutions to reduce the time of reduced data redundancy following transient disk failures that do not corrupt the disk. Beneficially, these solutions provide a way to...
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7565570 |
Disk array device and path failure detection method thereof
This disk array device includes a first control unit connected to a host system via a first path through which data is transmitted and received, a second control unit connected to the host system...
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7565568 |
Method and system for virtualization switch failover
A method and system for virtualization switch failover is disclosed. According one embodiment of the present invention, a failure of a first virtualization device within storage a area network...
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7562187 |
Laser drivers that provide double buffering of serial transfers
Double buffering of serial transfers is provided in order to allow for increased serial transfer rate without requiring increased internal processing speeds. A laser driver serial controller...
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7552362 |
Bridge, error notification method therefor and system
In a bridge which connects between an expansion bus of a primary system and that of a secondary system, a local error such as an expansion bus error and CPU hang-up which occurs in the secondary...
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7549112 |
Unique response for puncture drive media error
A system and method for identifying physical blocks marked as logically “bad” or “punctured” during a drive rebuild process enabling the information handling system to process these blocks...
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7549092 |
Output controller with test unit
There is provided an output controller with a test unit, which can test an appropriate delay amount according to an operating frequency under a real situation. The output controller includes an...
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7549079 |
System and method of configuring a database system with replicated data and automatic failover and recovery
A graphical user interface based method of configuring automatic failover from a primary database system to a standby database system that is coupled to the primary database system by a network....
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7546491 |
Semiconductor memory device with standby current failure judging function and method for judging standby current failure
A semiconductor memory device which a pad for receiving a power voltage, a first power line connected to the pad, and a plurality of second power lines respectively connected to memory cells of a...
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7546482 |
Method and apparatus for monitoring the storage of data in a computer system
One aspect is directed to a method for storing, in a persistent manner, a state of the storage process such that the state of the storage operation may be recovered if the storage operation is...
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7543177 |
Methods and systems for a storage system
A storage system that may include one or more memory sections, one or more switches, and a management system. The memory sections include memory devices and a section controller capable of...
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7543096 |
Safe message transfers on PCI-Express link from RAID controller to receiver-programmable window of partner RAID controller CPU memory
A fault-tolerant mass storage system includes two RAID controllers that communicate via a PCI-Express link. Each controller has a bus bridge coupled to the link, a cache memory that caches user...
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