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Class 714/42 - Memory or storage device component fault


Subclass of Class 714 - Error detection/correction and fault detection/recovery
Definition: Subject matter further including means or steps for fault
No. of patents: 1138
Last issue date: 04/24/2012


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NumberTitleIssue Date
8166339Information processing apparatus, information processing method, and computer program
An information processing apparatus including a plurality of nodes, each node connecting at least a memory and a processor to a system bus; an interconnection bus that interconnects the nodes; a device that is connected to a system bus on any of the plurality of nod...
04/24/2012
8161317Storage 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 off a power source of the disk drive according to the data access statu...
04/17/2012
8156380Apparatus and method to configure, format, and test, a data storage subsystem product
An apparatus and method are disclosed to configure, format, and test, a data storage subsystem product. The method supplies a data storage subsystem product comprising one or more host computer ports, a processor, one or more data storage device ports, and one or mo...
04/10/2012
8156381Storage management apparatus and storage system
A storage management apparatus manages a plurality of storage apparatuses connected to each other over a network in a storage system that distributes data among the storage apparatuses and stores the data therein. The storage management apparatus has a patrol proces...
04/10/2012
8156382System and method for counting storage device-related errors utilizing a sliding window
A system and method are provided for counting storage-related error events using a sliding window. This is accomplished by counting error events that occur within a sliding window of time and triggering a reaction based on such count. By this feature, the error even...
04/10/2012
8151144Memory card, nonvolatile memory, controller, and method for managing writing errors for nonvolatile memories
The invention provides a method for managing writing errors for a nonvolatile memory. In one embodiment, the nonvolatile memory is coupled to a controller. First, data received from the controller is stored in a data register of the nonvolatile memory. The data stor...
04/03/2012
8151138Redundant memory architecture management methods and systems
A method for managing a redundant memory architecture for an information handling system (IHS) may include providing redundant memory for a portion of system memory wherein the redundant memory is configured to mirror data stored in the portion of system memory. The...
04/03/2012
8140910Mismatched operation and control correction
A system and method for a software override capability for enforcing a predetermined state for an otherwise hardware-programmable device. Software that may think it knows what it is doing may try to control a hardware device, but may not know about a hardware issue,...
03/20/2012
8140908System and method of client side analysis for identifying failing RAM after a user mode or kernel mode exception
A process executing on a computing system may encounter an exception. Pointers or other references created by the exception may identify portions of the computing system's memory containing the binary code that was executing at the time of the exception. The excepti...
03/20/2012
8140909Efficient method to detect disk write errors
A write error detection mechanism for a computer data disk drive or storage controller writes and then verifies data to detect disk write errors. It allows the heads to be moved to other tracks to do other jobs in the time it takes the disk to rotate from the point ...
03/20/2012
8135981Method, 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 resource of any of the first cluster, second cluster and high-availabilit...
03/13/2012
8122294Apparatus, system, and method for rapid grading of computer storage operating condition
An apparatus, system, and method are disclosed for rapidly grading the operating condition of computer storage. A storage log module 312 logs error information regarding any error in a storage subsystem 302 that occurs during normal operation. A storag...
02/21/2012
8122295Memory systems and methods of detecting distribution of unstable memory cells
A circuit is operated to detect unstable memory cells from among a plurality of memory cells in at least one page. A determination is made from an initial status of data stored in a memory cell whether no read error occurs when the data is read at a standard read vo...
02/21/2012
8117501Virtual library apparatus and method for diagnosing physical drive
A virtual library apparatus includes an exclusive control section that exclusively secures a logical drive and a physical drive according to an instruction from a host at a time of an occurrence of an error in the physical drive and a diagnostic section that perform...
02/14/2012
8112661Method 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 protection policy for a dataset. A topology includes a mapping betwe...
02/07/2012
8103900Implementing 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 subject circuit resides are provided. A memory scrub for intermittent per...
01/24/2012
8099632Urgency and time window manipulation to accommodate unpredictable memory operations
The variable latency associated with flash memory due to background data integrity operations is managed in order to allow the flash memory to be used in isochronous systems. A system processor is notified regularly of the nature and urgency of requests for time to ...
01/17/2012
8090992Handling of clustered media errors in raid environment
A method, apparatus, and system of improved handling of clustered media errors in raid environment are disclosed. In one embodiment, a method includes starting a command timer when a firmware accepts a command from a host, tracking an amount of time the command spen...
01/03/2012
8078918Solid state storage subsystem that maintains and provides access to data reflective of a failure risk
A storage subsystem is disclosed that maintains (a) statistics regarding errors detected via an ECC (error correction code) module of the storage subsystem; and/or (b) historical data regarding operating conditions experienced by the storage subsystem, such as tempe...
12/13/2011
8074106Storage control device and RAID group extension method
The present invention provides a storage system having a controller that can extend an old RAID group to a new RAID group without decreasing a processing speed. A conversion part reads the data from an unconverted area A1, converts it into the data based on a...
12/06/2011
8051333Memory failure recovery method, information processing apparatus, and program
Upon occurrence of a memory error which is difficult to correct, CPU interrupts a process under execution in response to interrupt signal output from error detection device, and transfers the control to the OS. The OS references attributes of a page stored in a page...
11/01/2011
8046631Firmware recovery in a raid controller by using a dual firmware configuration
A system comprising a first memory, a second memory, and a controller. The first memory may be configured to store a first firmware. The second memory may be configured to store a second firmware similar to the first firmware stored on the first memory. The controll...
10/25/2011
8046629File server for redundant array of independent disks (RAID) system
A redundant array of independent disks (RAID) system comprises N storage arrays, wherein each of the N storage arrays comprise a target processing module and 1 to M hard disk drives, where M and N are integers greater than 1. A data processing module selectively ass...
10/25/2011
8046630Storage control apparatus, storage control method, and computer product
A controller updates a partition arrangement table and a backup-disk management table. The controller also creates, in a first disk, a logical memory area for storing a backup directory that has been stored in the first disk and that corresponds to a primary directo...
10/25/2011
8041989System and method for providing a high fault tolerant memory system
A system and method for providing a high fault tolerant memory system. The system includes a memory system having a memory controller, a plurality of memory modules and a mechanism. The plurality of memory modules are in communication with the memory controller and ...
10/18/2011
8037362Storage system that finds occurrence of power source failure
One or more switches are interposed between a controller portion and a storage device. When transmission of a command to a certain storage device fails, a command is transmitted starting from an upstream side to a downstream side of a path between the controller por...
10/11/2011
8032783Memory apparatus which provides notification of memory capacity
The service life of memory cards is to be substantially elongated against the occurrence of faulty blocks. A control logic searches blocks in a nonvolatile memory cell array for any acquired fault on the basis of a fault-inviting code in a management information sec...
10/04/2011
8028198Devices, methods, and apparatuses for detection, sensing, and reporting functionality for semiconductor memory
Methods, apparatuses and systems are disclosed for a memory device. In one embodiment, a memory device is disclosed that may include a command error module operably coupled to a mode register, a command input, and an address input. The command error module may be co...
09/27/2011
8015438Memory circuit
The invention provides a memory circuit comprising a plurality of storage cells for storing data and redundant spare storage cells for replacing defective storage cells, and a memory access logic for accessing said storage cells connected to a replacement setting re...
09/06/2011
8015436Resilient data storage in the presence of replication faults and rolling disasters
A method for data protection includes, in a first operational mode, sending data items for storage in a primary storage device and in a secondary storage device, while temporarily caching the data items in a disaster-proof storage unit and subsequently deleting the ...
09/06/2011
8010847Memory repair
A memory chip having a memory with a plurality of non-redundant memory lines and a plurality of redundant memory lines, and a controller configured to allocate dynamically a redundant memory line to a failed memory line during runtime. ...
08/30/2011
8006139Degeneration control device and degeneration control program
A degeneration control device that controls degeneration of a cache having a plurality of ways based on an error that occurs in response to an access request, includes a cache line degeneration information memory unit, which stores cache line degeneration informatio...
08/23/2011
8001425Preserving state information of a storage subsystem in response to communication loss to the storage subsystem
A storage subsystem has a plurality of storage devices. An indication of failure of at least one of the plurality of storage devices is detected. In response to detecting the indication of failure, monitoring is performed for a further condition. According to the mo...
08/16/2011
7996724System and method for logging disk failure analysis in disk nonvolatile memory
A system and method for logging and storing failure analysis information on disk drive so that the information is readily and reliably available to vendor customer service and other interested parties is provided. The information, in an illustrative embodiment, is s...
08/09/2011
7996725Providing protection for a memory device
A method for monitoring the status of a memory device is disclosed. The method includes, during operation of the memory device, exercising a first portion of the memory device more than at least one other portion of the memory device in order to induce an accelerate...
08/09/2011
7996726Evaluation method and evaluation system for semiconductor storage device
An evaluation method is proposed to evaluate reliability of a nonvolatile memory in a semiconductor storage device with respect to data writing and data reading. While power is being supplied to the semiconductor storage device, a test program and the control progra...
08/09/2011
7996727Error correction for memory
Methods and devices operate to apply and provide differing levels of error correction within a multi-level, non-volatile memory. In an example, the differing level of error correction is provided within one page of a row of multi-level cells relative to other pages ...
08/09/2011
7979736Method 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 correct or not is checked on a basis of error detection data. When an error...
07/12/2011
7971101Systems and methods for management and capturing of optical drive failure errors
The systems and methods herein may be used for management and capturing of optical drive failure errors. One implementation of a method for capturing a failure error of an optical storage drive may include detecting the failure error of the optical storage drive. Th...
06/28/2011
7962801Link table recovery method
A link table recovery method for a flash memory having a plurality of blocks is provided. The method includes: selecting one block from the blocks; selecting a last page containing data of the selected block; checking the last page to determine whether the last page...
06/14/2011
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