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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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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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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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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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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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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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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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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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7539894 |
Method for accessing data of defected optical disk
A method for accessing data in an optical disk with a drive. The drive has a memory. The optical disk has data blocks for recording data, and spare blocks for replacing defect data blocks. The...
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7536584 |
Fault-isolating SAS expander
A SAS expander includes SAS PHYs for transceiving signals with SAS devices on corresponding SAS links coupled to the SAS PHYs. The SAS expander includes status registers that provide fault...
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7536614 |
Built-in-redundancy analysis using RAM
A method for testing memory in an integrated circuit device is disclosed. The method includes executing a test routine in a portion of the memory at a speed sufficient to fully test the memory...
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7536585 |
Method of estimating storage system availability
An embodiment of a method of estimating storage system availability begins with a first step of modeling a storage system design in operation under a workload to determine location of retrieval...
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7536588 |
Method for servicing storage devices in a bladed storage subsystem
A bladed storage servicing system comprising a RAID layout facilitates the removal of one or more functional storage devices in a tray of the bladed storage subsystem in order to service a failed...
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7536596 |
Remotely controlled channel emulator for testing of mainframe peripherals
A method and a system to emulate a mainframe data channel for testing and diagnostics of mainframe peripheral devices and for remote control and configuration of the testing and diagnostics. The...
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7536583 |
Technique for timeline compression in a data store
A technique for timeline compression in a data store is disclosed. In one particular exemplary embodiment, the technique may be realized as a method for timeline compression in a storage system,...
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7533310 |
Semiconductor memory test device and method thereof
A semiconductor memory test device and method thereof are provided. The example semiconductor memory test device may include a fail memory configured to store at least one test result of a memory...
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7533308 |
Semiconductor test system
The semiconductor test system comprises a test device for testing semiconductor devices including redundant circuits to obtain fail information of defective parts of the semiconductor devices; a...
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7533303 |
Method and system for performing system-level correction of memory errors
A method and system for correcting errors in a memory subsystem in a computer system. Occurrence of correctable memory errors are monitored and a determination is made whether the risk of an...
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7529965 |
Program, storage control method, and storage system
In case an error statistics of one of the disk drives exceeds a predetermined threshold, the disk is determined as a suspect disk drive. A recovery mode is set successively. During the time when a...
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7529967 |
Method and system for network storage device failure protection and recovery
A method for executing a write request in a clustered computing environment, comprising a plurality of computers connected in a network, including at least one client computer accessing data blocks...
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7529964 |
Data duplication method in a disaster recovery system
A recovery of a secondary DB is executed by a log including a update difference of a primary DB, and a command is executed by adding the command to the log and analyzing the log by a secondary...
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7529972 |
Methods and apparatus for reconfiguring a storage system
One embodiment relates to a computer system comprising at least one host, at least one object addressable storage (OAS) system and at least one communication medium that couples the at least one...
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7526667 |
Error reporting and correcting method for peripheral
An error reporting and correcting method applied to a peripheral. The peripheral can be connected to the user terminal via the network. In the error reporting and correcting method, an error record...
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7523343 |
Real-time file system repairs
A file system enables the real-time correction of detected corruptions to on-disk data. An enhancement to a file system responds in real time to file system corruptions detected on a running...
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7519869 |
Control of storage system using disk drive device having self-check function
Operation information related to at least one of an operating state of a disk drive device and an operating history of the disk drive device is obtained, and timing of the instruction to execute...
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7516365 |
System and method for split hardware transactions
A split hardware transaction may split an atomic block of code to be executed using multiple hardware transactions, while logically taking effect as a single atomic transaction. A split hardware...
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7516352 |
Isolating a drive from disk array for diagnostic operations
A storage system includes a RAID adapter, disk array switches, sub-processors, and hard disk drives (HDDs). The system permits the isolation of a suspected faulty HDD to allow diagnostics to be...
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7516366 |
System and method for executing nested atomic blocks using split hardware transactions
Split hardware transaction techniques may support execution of serial and parallel nesting of code within an atomic block to an arbitrary nesting depth. An atomic block including child code...
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7512725 |
Generating a data stream from cartridge controllers using a plurality of measurement cartridges
System and method for controlling cartridges to perform industrial operation(s). The system may include cartridge controllers coupled to the cartridges, timing and data routing logic coupled to the...
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7512833 |
Universal imaging utility program
A method and program for setting up a Master computer for imaging a computer hard drive from one hardware platform to a second, dissimilar hardware platform is disclosed. The program will be...
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7512736 |
System and method for adaptive raid configuration
One embodiment of the present invention includes the steps of determining the optimal RAID level to implement for a given disk drive array, and to the extent applicable, making unallocated disk...
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7512668 |
Message-oriented middleware server instance failover
A system and method are provided for failover of a Message-Oriented Middleware (MOM) server instance in an MOM provider having multiple MOM server instances. In an embodiment, a first server node...
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7512847 |
Method for estimating and reporting the life expectancy of flash-disk memory
A method for managing a memory device, a memory device so managed and a system that includes such a memory device. A value of a longevity parameter of the device is monitored after a data operation...
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7512830 |
Management module failover across multiple blade center chassis
A method and system for a failover management module for a server blade chassis. A virtual out-of-band network connects management modules in different server blade chassis. Upon a detection of a...
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7509523 |
Storage system with cascaded copy targeting and enhanced integrity
A storage controller includes an interface to host computer apparatus and an interface to a plurality of controlled storage apparatus. The storage controller comprises a host write component...
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7509545 |
Method and system for testing memory modules
A method and system for testing memory modules is disclosed. The system includes a memory module and a connector configured to receive the module. The memory module is configured to operate in two...
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7509521 |
Memory dump generation with quick reboot
A method and system for writing a data image in the main memory of a computer to a secondary storage device minimizes delay in performing a required reboot. Prior to the reboot, a portion of the...
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7509522 |
Removable storage device and method of data recovery using the same
Provided are a portable storage device and a method of data recovery using the same, in which when the integrity of the recorded data is damaged, the integrity of the recorded data can be easily...
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7509524 |
Systems and methods for a distributed file system with data recovery
The intelligent distributed file system enables the storing of file data among a plurality of smart storage units which are accessed as a single file system. The intelligent distributed file system...
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7509445 |
Adapting a plurality of measurement cartridges using cartridge controllers
System and method for controlling cartridges to perform industrial operation(s). The system may include cartridge controllers coupled to the cartridges, timing and data routing logic coupled to the...
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7506198 |
Protection and recovery system and automatic hard disk drive (HDD) instant recovery
A hard disk drive protection and recovery system permits recovery even if the operating system (e.g., MS-Windows, etc.) has crashed, failed, or been disabled/tampered with. If the recovery hardware...
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7505890 |
Hard disk drive emulator
A hard disk drive (HDD) emulator comprises a dynamic random access memory, a controller that refreshes content of the dynamic random access memory, and an input/output port coupled to the...
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7506226 |
System and method for more efficiently using error correction codes to facilitate memory device testing
A memory device includes an ECC and test circuit. In a normal mode, the circuit performs ECC conventional functions. In a test mode, the least significant bit of received data is used to generate...
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7502954 |
High availability data storage system
A data storage system includes a disk drive array including a plurality of disk drives; a first storage processor for controlling the operation of the data storage system; a second storage...
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7502960 |
Method and apparatus for managing access to volumes of storage
One embodiment is directed to a method in a computer system including a host computer and at least one storage system including first and second storage volumes, the host computer including at...
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7500105 |
Hybrid encoding of data transmissions in a security system
A security system in which wireless transmitting security devices use a hybrid or dual encoding methodology, wherein a first part of a data message is encoded in a return-to-zero (RZ) format and a...
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