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8185778 |
Flash management using separate metadata storage
Disclosed are techniques for flash memory management, including storing metadata and/or error correcting information separately from payload data. In various embodiments, metadata and/or error...
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8185783 |
Split user-mode/kernel-mode device driver architecture
A device driver includes a kernel stub and a user-mode module. The device driver may access device registers while operating in user-mode to promote system stability while providing a low-latency...
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8176222 |
Early termination of an I/O operation in an I/O processing system
A computer program product, apparatus, and method for handling early termination of an I/O operation at a channel subsystem in an I/O processing system are provided. The computer program product...
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8166337 |
Failure analysis apparatus
Relating with board numbers of the boards mounted with the logic circuits and mounted places on the boards and in relation to log information to be collected from the logic circuits, analysis...
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8161316 |
Managing loop interface instability
A method is used in managing loop interface instability. It is determined that a loop has excessive intermittent failures. It is determined, based on whether the intermittent failures are...
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8161317 |
Storage system and control method thereof
Provided is a storage system, including: one or more disk drives storing data; a disk controller for controlling data access to the disk drive; a power supply controller for autonomously turning...
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8156369 |
Remote copying management system, method and apparatus
A management system for managing storage systems, having first correspondence information concerned with correspondence of copy pairs with copy groups as setting of remote copying of data in...
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8156367 |
I/O device switching method
An I/O device management table that manages the types of I/O devices connected to an I/O switch is provided, and one or plural unallocated I/O devices are defined and registered as standby I/O...
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8151135 |
System and method for recovery of primary storage resource failure
Systems and methods for reducing problems and disadvantages associated with traditional approaches to data and program storage on an information handling system are provided. A method may include...
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8140899 |
Method and system for diagnosing a computer system
A method includes determining a rule lookup key for a computer system to be diagnosed, retrieving a diagnostic rule set associated with the rule lookup key, and executing the diagnostic rule set on...
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8140890 |
Relocating bad block relocation (BBR) directory upon encountering physical media defect on a disk
Apparatus, method and program product for relocating Bad Block Relocation Directory (BBRD) on a disk storage pre-allocate a number of areas for BBRD in different locations of the disk storage. The...
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8140891 |
Method of determining defects in information storage medium, recording/reproducing apparatus using the same, and information storage medium
A method of determining whether a defect exists on an information storage medium is provided along with a recording/reproducing apparatus using the same. Such a method comprises: seeking a defect...
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8135981 |
Method, apparatus and system to automate detection of anomalies for storage and replication within a high availability disaster recovery environment
A method, apparatus and system for improving failover within a high-availability computer system are provided. The method includes obtaining one or more parameters associated with at least one...
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8132045 |
Program failure handling in nonvolatile memory
In a nonvolatile memory system, data received from a host by a memory controller is transferred to an on-chip cache, and new data from the host displaces the previous data before it is written to...
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8122285 |
Arrangements detecting reset PCI express bus in PCI express path, and disabling use of PCI express device
A computer system including a plurality of PCIe paths is configured such that a failed PCIe path only is disabled, thereby preventing the computer system from system resetting. The computer...
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8112562 |
Path changeover support device and method
Port management information is prepared for managing information related to the status of each of a plurality of ports possessed by a storage system in a unified manner. Change of the status...
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8112662 |
Portable electronic apparatus, processing apparatus for portable electronic apparatus, and data processing method in portable electronic apparatus
A smart card comprises a storage unit in which various data are stored, a communication unit to perform data communication with an external apparatus, and a processing unit which executes...
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8112661 |
Method and system for changing a protection policy for a dataset in a network storage system
Embodiments of the present invention provide a method and system for providing, in a network storage system, a topology set to a storage administrator for selection of a topology to implement a new...
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8103900 |
Implementing enhanced memory reliability using memory scrub operations
A method and circuit for implementing enhanced memory reliability using memory scrub operations to determine a frequency of intermittent correctable errors, and a design structure on which the...
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8090979 |
Information system and data transfer method
Availability of an information system including a storage apparatus and a computer is improved. First and second storage apparatuses execute remote copy of copying data written into a first primary...
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8082465 |
Auto-adapting cache memory system and method
A system, method and computer program product for detecting a failed storage device within an “n” device array. The “n” device array is configured to store “n” device array formatted data. The “...
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8078913 |
Automated identification of performance crisis
Methods for automatically identifying and classifying a crisis state occurring in a system having a plurality of computer resources. Signals are received from a device that collects the signals...
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8078904 |
Redundant configuration method of a storage system maintenance/management apparatus
Provided is a method of managing a computer system including a plurality of storage systems and a plurality of management appliances for managing the plurality of storage systems. A first...
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8074100 |
Method and apparatus for restore management
A restore management apparatus comprising a restore performing unit which performs restoration of a data and stores the data in a restore disk which is distinct from a backed up disk, a management...
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8074112 |
Memory backup used in a raid system
Systems, apparatuses, and methods for memory backup in a redundant array of independent disks (RAID) system are described. The methods include detecting a failure in a main power supply that...
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8074006 |
Abnormal status detecting method of interrupt pins
An abnormal status detecting method of interrupt pins is provided. In the invention, an advanced configuration and power interface (ACPI) table is looked up for obtaining an interrupt status bit of...
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8074101 |
Systems and methods for handling path failures to active-passive storage arrays
A computer-implemented method for handling path failures to active-passive storage arrays may include identifying a host system with multiple I/O paths to an active-passive storage array. The...
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8060695 |
System and method for proxying data access commands in a clustered storage system
A system and method proxies data access commands across a cluster interconnect between storage appliances in a cluster. Each storage appliance activates two ports for data access, a local port for...
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8055936 |
System and method for data recovery in a disabled integrated circuit
Systems and methods for providing memory access circuitry in application specific integrated circuits, and in certain configurations for recovering data from non-volatile memory registers in a...
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8055934 |
Error routing in a multi-root communication fabric
In one aspect of the present description, in response to detection of a failure of a root server of a storage controller, a switch for input/output adapters may be reconfigured to report errors to...
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8037344 |
Method and apparatus for managing virtual ports on storage systems
A storage system is configured to create and manage virtual ports on physical ports. The storage system can transfer associations between virtual ports and physical ports when a failure occurs in a...
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8020035 |
Expander circuit for a solid state persistent storage device that provides a plurality of interfaces to corresponding storage controllers
A system includes a solid state persistent storage device, and a plurality of storage controllers to manage access of the solid state persistent storage device. An expander circuit is connected to...
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8020049 |
Detection of and recovery from an electrical fast transient/burst (EFT/B) on a universal serial bus (USB) device
An Electrical Fast Transient/Burst (EFT/B) detection and recovery system for a Universal Serial Bus (USB) device. The system includes a USB core and a burst controller. The USB core provides serial...
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8015433 |
Disk drive with nonvolatile memory for storage of failure-related data
A disk drive that includes nonvolatile memory monitors the drive's reliability-related parameters to detect real or potential failure events, and records failure-related data in nonvolatile memory,...
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8015441 |
Verification of computer backup data
A backup method for a computer system network avoids generating hashes from data that may be inaccurate due to network errors affords verification of source data written to backup media includes...
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8001417 |
Method and apparatus for repairing uncorrectable drive errors in an integrated network attached storage device
In one embodiment, the invention provides a method for repairing a defective storage device in a physical storage-device array having a plurality of storage devices. The method comprises the steps...
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8001419 |
Energy storage module
An industrial automation controller module includes a main module and an energy storage module (ESM) releasably connected to the main module. The ESM includes a back-up electrical power source such...
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7979736 |
Method for updating nonvolatile memory
A memory block having a plurality of parameter data including parameter data to be updated is read to a working area from a nonvolatile memory and, whether the plurality of parameter data is...
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7962777 |
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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7962778 |
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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7958301 |
Memory controller and method for memory pages with dynamically configurable bits per cell
A memory controller includes a page configure module that communicates with a memory array comprising B memory blocks each including P pages. The page configure module selectively configures memory...
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7958405 |
Automatic testing system and method for judging whether universal serial bus device is configured to computer
An automatic testing system and method for judging whether a universal serial bus device is configured to a computer are provided. The automatic testing system includes a computer and a testing...
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7930585 |
Recovery of a failed file transfer between a host and a data storage device
Embodiments of the present invention relate to an apparatus, method and computer readable medium for recovering from a failed or aborted outgoing data transfer operation from a host device to a...
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7913108 |
System and method for improving disk drive performance during high frequency vibration conditions
Described are a system and method for improving the performance of a disk drive in a data storage system by enabling the disk drive to “ride through” events that can induce disk drive errors. In ...
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7890794 |
Handling SAS topology problems
A method is used in handling SAS topology problems. It is detected that a chain of SAS expanders has a bad expander that prevents communicating normal SAS data streams along the chain. Expanders...
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7814235 |
Page data reception method, page data providing method, device thereof, and program
Even in the case where a first request signal for requesting the source of the top page and a second request signal for requesting the source of A Corporation CD sales page were transmitted from a...
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7809899 |
System for integrity protection for standard 2n-bit multiple sized memory devices
An apparatus including a first circuit and a second circuit. The first circuit may be configured to generate one or more command signals, a read data path control signal and one or more write data...
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7809978 |
Storage device and control device
Data in a storage medium is scanned while a storage device is in an idle state. A proportion of scanned data in entire data in the storage medium is compared with a threshold value. If the...
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7805630 |
Detection and mitigation of disk failures
A method and apparatus to detect and mitigate disk failure is disclosed. The method may collect data from a disk from time to time and by analyzing the data, may provide an alert that there is a...
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7802152 |
Method and apparatus for recording high-speed input data into a matrix of memory devices
For recording or replaying in real-time digital high bandwidth video signals, e.g. HDTV, HD progressive or HD film capture signals, very fast memories are required. For storage of streaming HD...
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