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US20090327803 STORAGE CONTROL DEVICE AND STORAGE CONTROL METHOD  
A RAID is configured using plural nonvolatile semiconductor memory devices to enable recovery of data stored in the nonvolatile semiconductor memory devices, and data is read from the nonvolatile...
US20090327802 STORAGE CONTROL DEVICE, DATA RECOVERY DEVICE, AND STORAGE SYSTEM  
When data in one semiconductor memory device is corrupted during a padding process by a padding unit and the data cannot be recovered even by using an error correcting code for correcting a data...
US20090327801 Disk array system, disk controller, and method for performing rebuild process  
In a disk array system, when a failure occurs in a disk unit under control, a disk controller performs a rebuild process for rebuilding data stored on the faulty disk unit on a spare disk unit...
US20090313498 CONTROL METHOD AND STORAGE DEVICE  
A control method includes the steps of storing data in a cache; generating parity data corresponding to the data stored in the cache and storing the parity data in a buffer; writing the data stored...
US20090313453 DATA CONFLICT RESOLUTION FOR SOLID-STATE MEMORY DEVICES  
In a particular embodiment, a controller is disclosed that is adapted to control read/write access to a storage media. The controller includes data corruption detection logic to reconstruct a...
US20090313617 Method for Updating Control Program of Physical Storage Device in Storage Virtualization System and Storage Virtualization Controller and System Thereof  
Method for updating control program of physical storage devices including the steps of: selecting PSD(s) to be updated with the control program; making the PSD(s) in an off-line state; and updating...
US20090313499 SYSTEM AND METHOD FOR RECONSTRUCTING LOST DATA IN A STORAGE SYSTEM  
A system (and method) for determining reconstruction formulas for partial strip reconstruction in a storage system in which a plurality of lost strips have been detected, includes using a...
US20090307523 System Performance Through Invalidation of Speculative Memory Scrub Commands  
A memory controller and a method for improved computer system performance invalidates (i.e., cancels or does not allow for execution of) speculative or unnecessary scrub write commands as part of...
US20090307524 DUPLICATION COMBINATION MANAGEMENT PROGRAM, DUPLICATION COMBINATION MANAGEMENT APPARATUS, AND DUPLICATION COMBINATION MANAGEMENT METHOD  
A simultaneous failure occurrence degree calculation section calculates a simultaneous failure occurrence degree a value of which becomes smaller with an increase in a difference between numeric...
US20090300412 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...
US20090300411 Implementing Redundant Memory Access Using Multiple Controllers for Memory System  
A method and apparatus implement redundant memory access using multiple controllers for a memory system, and a design structure on which the subject circuit resides are provided. A first memory...
US20090287956 APPARATUS, SYSTEM, AND METHOD FOR DETECTING AND REPLACING FAILED DATA STORAGE  
An apparatus, system, and method are disclosed for detecting and replacing failed data storage. A read module reads data from an array of memory devices. The array includes two or more memory...
US20090287880 ONLINE STORAGE CAPACITY EXPANSION OF A RAID STORAGE SYSTEM  
The methods and structure herein provide for expanding the storage capacity of a RAID storage system while maintaining the same level of RAID storage management. A RAID storage controller may be...
US20090287743 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...
US20090271656 STREAM DISTRIBUTION SYSTEM AND FAILURE DETECTION METHOD  
Provided are a stream distribution system and a failure detection method capable of easily identifying the cause of quality loss in stream distribution. This stream distribution system includes a...
US20090271658 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...
US20090271657 Drive health monitoring with provisions for drive probation state and drive copy rebuild  
The present disclosure is directed to a system and method for monitoring drive health. A method for monitoring drive health may comprise: a) conducting a predictive fault analysis for at least one...
US20090265578 Full Stripe Processing for a Redundant Array of Disk Drives  
A system and method are provided for automating full stripe operations in a redundant data storage array. In a redundant storage device controller, a parity product is accumulated that is...
US20090254898 CONVERTING A DEVICE FROM ONE SYSTEM TO ANOTHER  
Re-purposing a computer from one operating system to another is both simplified and made less susceptible to error by moving original system firmware to a backup location and then installing both...
US20090254776 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...
US20090252066 SYSTEMS AND METHODS FOR PROVIDING VARIABLE PROTECTION  
The systems and methods maintain varying protection levels of related objects, such as when nodes of a data structure are protected at the same or greater protection level as their children nodes....
US20090249116 MANAGING WRITES RECEIVED TO DATA UNITS THAT ARE BEING TRANSFERRED TO A SECONDARY STORAGE AS PART OF A MIRROR RELATIONSHIP  
Provided are a method, system, and article of manufacture for managing writes received to data units that are being transferred to a secondary storage as part of a mirror relationship....
US20090249118 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...
US20090249117 APPARATUS MAINTENANCE SYSTEM AND METHOD  
An apparatus maintenance system and method are provided. The apparatus maintenance system includes an apparatus including a first control part, and a second control part connected to the first...
US20090240978 INFORMATION STORAGE MEDIUM AND INFORMATION STORAGE MEDIUM PROCESSING APPARATUS  
An information storage medium according to one embodiment of the invention includes a card main body embedded with a module, in which the module includes a communication control unit for...
US20090240977 METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT FOR HARD ERROR DETECTION  
An error detection system is provided. The system includes a data array that includes one or more data entries. A copy datastore selectively stores a copy of a first single data entry of the data...
US20090235114 DATA WRITING METHOD  
According to an aspect of an embodiment, a method for controlling a controller connected to a plurality of storage units storing data, the controller including a cache and a buffer, the method...
US20090231121 Method and Apparatus to Facilitate Receiving and Processing Status Information As Pertains to a Self-Storage Facility  
A central facility automatically receives status information regarding at least three different kinds of system elements and processes that status information to provide a corresponding status...
US20090228634 Memory Controller For Flash Memory  
Data is written in data areas ( 202 ) and information for correcting an error of the data and status information indicating that the data has been written are written in redundant areas ( 203 )...
US20090228652 DISK ARRAY SYSTEM  
A disk array system comprises plural disk array devices, and each disk array device has two disk array controllers (first DAC and second DAC) for controlling a disk array. In each disk array...
US20090228740 STORAGE CONTROL APPARATUS AND FAILURE RECOVERY METHOD FOR STORAGE CONTROL APPARATUS  
A storage control apparatus of the present invention reduces the frequency of disk drive failures. An error management part manages the number of times errors occur in respective disk drives. A...
US20090228739 RECOVERY WHILE PROGRAMMING NON-VOLATILE MEMORY (NVM)  
A method of performing recovery in conjunction with programming an array of NVM cells. First, erasing the array cells and loading an SRAM with user data. When programming the cells, flip bits in...
US20090222689 MEMORY DEVICE INTERNAL PARAMETER RELIABILITY  
Embodiments herein may store redundant copies of an operational parameter associated with an internal operation of a memory device. The redundant copies and associated parity bits may be stored in...
US20090217085 SYSTEMS AND METHODS FOR INCREMENTAL RESTORE  
An embodiment relates generally to a method of restoring data in storage systems. The method includes providing for a current snapshot of a primary storage system at a secondary storage system and...
US20090210742 Methods, systems and media for data recovery using global parity for multiple independent RAID levels  
Implementations described herein generally provide methods, systems and media for recovering data from disk failures. One method generally includes calculating a global parity for a group of disks...
US20090204846 Automated Full Stripe Operations in a Redundant Array of Disk Drives  
A system and method are provided for automating full stripe operations in a redundant data storage array. In a redundant storage device controller, a parity product is accumulated that is...
US20090199041 STORAGE CONFIGURATION RECOVERY METHOD AND STORAGE MANAGEMENT SYSTEM  
When failure occurs in a virtualization apparatus in storage network circumstances in which the virtualization apparatus is operated, a storage management server judges volume position information,...
US20090193289 Reducing data loss and unavailability by integrating multiple levels of a storage hierarchy  
A method for reducing data loss and unavailability by integrating multiple levels of a storage hierarchy is provided. The method includes receiving a read request. In addition, the method includes...
US20090177917 PROCESS, APPARATUS, AND PROGRAM FOR SYSTEM MANAGEMENT  
In a system management apparatus, a failure detection unit detects a readout failure in one of blocks constituting distributed data stored in a first RAID disk array. A request unit requests a...
US20090177916 STORAGE SYSTEM, CONTROLLER OF STORAGE SYSTEM, CONTROL METHOD OF STORAGE SYSTEM  
A storage system includes: an interface that connects the storage system to a higher-level device; a first storage unit that stores data which is transferred from the higher-level device through...
US20090172466 NAND power fail recovery  
Techniques to recover data from an indirected non-volatile memory system after unexpected power failure, as, e.g., NAND memory in electronic devices are disclosed.
US20090172467 INFORMATION PROCESSING APPARATUS  
An information processing apparatus includes: a nonvolatile memory that has a start block for storing a boot program and a spare block for storing a spare of the boot program; and a system...
US20090164840 System and Method For Managing Root File System  
There is provided a system including a cluster 11, a cluster 12 and an image server 20. A host 101 a constituting the cluster 11 has a root file system 111 a used to operate the host ...
US20090164838 Microprocessor Memory Management  
A memory for an electronic brake control system is divided into portions that are classified as critical and non-critical. Each portion is periodically tested for faults. Upon detection of a fault,...
US20090164836 ERROR CORRECTION IN FLASH MEMORY ARRAY  
Systems and/or methods that facilitate that facilitate error correction of data stored in memory components, such as flash memory devices are presented. An optimized correction component can be...
US20090164839 STORAGE CONTROL APPARATUS AND STORAGE CONTROL METHOD  
A storage control apparatus monitors whether or not one or more storage management apparatuses are properly operating. A recovery target extraction unit extracts a recovery target storage area when...
US20090164837 Reliable memory for memory controller with multiple channels  
One embodiment of the invention includes a memory RAS mode whereby a multi-channel memory controller utilizes both memory mirroring and memory sparing to form more complete memory redundancy loss...
US20090158085 POWER SAFE TRANSLATION TABLE OPERATION IN FLASH MEMORY  
Systems and/or methods that provide for the accuracy of address translations in a memory system that decouples the system address from the physical address. Address-modifying transactions are...
US20090158087 SEMICONDUCTOR INTEGRATED CIRCUIT WITH MEMORY REPAIR CIRCUIT  
A semiconductor integrated circuit which can perform repair of at least one memory circuit in RAM, etc. and can promote improvement in the degree of integration is provided. The encoding circuit 3...
US20090158086 Embedded system and method of recovering flash memory  
The present invention provides an embedded system and method for recovering the file system of flash memory when damage has occurred to the file system of the flash memory. The embedded system is...
Matches 1 - 50 out of 167 1 2 3 4 >