Electrical computers and digital processing systems: memory inventions 10/06

20060242355 - Deferred tuple space programming of expansion modules: The present invention permits deferring the final provisioning of the Card Information Structure (CIS) in the attribute memory space of expansion cards (or modules) for portable hosts. This enables expansion cards to be distributed, sold, and installed by their end-users prior to the final provisioning, which is performed during their...

20060242356 - Computer system for managing performances of storage apparatus and performance management method of the computer system: In a computer system with a DBMS running thereon, management of the performance of a storage apparatus is executed by using a performance indicator provided by a user job so as to simplify the management of the performance. For this reason, a management server employed in the computer system monitors...

20060242357 - Handheld mobile communication device having a plugging expansion memory: A handheld mobile communication device having a plugging expansion memory includes a plugging memory module to provide a storage space to perform data access operation with the handheld mobile communication device, a storage interface module which has a first connection interface specification to provide a first transmission interface to perform...

20060242358 - Shift register circuit: The present invention discloses a shift register circuit comprising a plurality of shift register units and a bus, wherein the bus couples to each shift register unit. Each shift register unit comprises a shift register, a first selector circuit, and a second selector circuit. The shift register has an input...

20060242359 - Data storage device: The invention provides an IDE or ATA or serial ATA or other standard interface device (30) for facilitating storage of data in a computer. The computer includes a drive controller (20) for generating commands for controlling the reading of data from and writing of data to a data storage medium...

20060242361 - Cluster-type storage system and managing method of the cluster-type storage system: A storage system 1 includes: plural protocol transformation units 10 that transform, to a protocol within the system, a read/write protocol of data exchanged with servers 3 or hard disk groups 2; plural cache control units 21 that include cache memory units 111 storing data read/written with the servers 3...

20060242360 - System and method for raid recovery arbitration in shared disk applications: A RAID controller is provided for each host sharing a RAID. Each RAID controller can determine whether another host is sharing the RAID and assume a master or slave status with respect to rebuild operations for the shared disk. The master controller may then manage any rebuild operations on rebuild...

20060242362 - Method and apparatus for disconnecting an external data storage device from a computer: An apparatus for disconnecting an external data storage device from a computer. More specifically, there is provided an external data storage device comprising an activatable component to transmit a request to disconnect the external data storage device from a computer, wherein the activatable component comprises an apparatus capable of being...

20060242363 - Storage system and storage controller: A first storage controller has a multilayer memory hierarchy constructed by LDEV (logical device) connected from LUN, and VDEV (virtual device) connected to the lower order of the LDEV. At least one of the VDEVs is constructed by mapping the memory resources arranged in external storage controllers. The functions of...

20060242364 - Semiconductor storage device and cache memory: A semiconductor storage device according to an embodiment of the present invention includes: a first latch circuit for latching stored data; and a storage cell part including a plurality of second latch circuits that operate with inverted logic from the first latch circuit, and receives the stored data from the...

20060242365 - Method and apparatus for suppressing duplicative prefetches for branch target cache lines: A system that suppresses duplicative prefetches for branch target cache lines. During operation, the system fetches a first cache line into in a fetch buffer. The system then prefetches a second cache line, which immediately follows the first cache line, into the fetch buffer. If a control transfer instruction in...

20060242366 - Method for accessing digital data information, and data processing method and device: A method for accessing digital data information is used for reducing accessing time when a processor accesses digital data from a register. The method comprises the steps of accessing data from a register with a processor, continuously accessing data from the register with the processor if the data in the...

20060242367 - Synchronizing memory copy operations with memory accesses: In some embodiments, a comparator compares an incoming memory address with a memory address currently being copied by a memory copy operation. A holding buffer holds the incoming address prior to forwarding it to a memory read/write queue if the incoming memory address is the same as the memory address...

20060242369 - Memory mapped page priorities: A method of communicating memory mapped page priorities includes a software application storing page priority information for a memory mapped file on a computer readable medium, and an operating system reading the page priority information....

20060242368 - Method of queuing and related apparatus: A method of queuing and related apparatus. The present invention provides five queuing methods for moving, reducing, or changing characteristics of a plurality of units of a queuing system. The apparatus includes a selector coupled to a plurality of storage unit sets for transferring signals, a plurality of comparators each...

20060242372 - Data processing system, storage system, data processing method, and computer system: A data processing system in which resources of a remote copy are prevented from being wasted uselessly during a data-retention period is provided. The data processing system includes: an application server 2000, a primary storage system 4000 which stores data used by the application server in a first storage volume,...

20060242370 - Disaster recovery method, disaster recovery system, remote copy method and storage system: A disaster recovery technology capable of achieving the high-speed FO and correctly reading the logs even if the unit of logs written in the main site is large is provided. In the disaster recovery system comprising a main site and a sub-site, when the writing in units of a log...

20060242371 - Storage system and data management method: On the first storage device side, when data is written in a first volume, a journal of such data is transmitted to a second storage device; on the second storage device side, a snapshot of a second volume and the respective journals are stored; on the second storage device side,...

20060242373 - Storage system and data processing system: A storage system comprises a data set storage region or storing a data set containing data and update data for managing this data, and a control section. The data set storage region is divided into a plurality of storage regions including a first storage region and a second storage region....

20060242374 - Controlling access to at least one storage device: Methods and apparatuses are provided for use in controlling access to at least one data storage device. One method includes obtaining data describing at least one data access relationship, the data access relationship specifying whether access to a data storage device by a data processing device is allowed or not...

20060242376 - Inter-volume migration system, inter-volume relocation method, and program therefor: Provided is an inter-volume migration system that allows selection of a relocation-destination volume in consideration of a volume cost. The inter-volume migration system includes a storage subsystem having one or more volumes, an inter-volume relocation instruction module that relocates a data area from a relocation-source volume to a relocation-destination volume,...

20060242375 - Program stack handling: Systems, methods, and device are provided for program stack handling. One method embodiment includes recognizing that a fault has occurred because a particular address range in a memory stack has been accessed. The method includes evaluating a current utilized size of regions in the memory stack. A particular address range...

20060242377 - Storage management system, storage management server, and method and program for controlling data reallocation: In a storage management system, a host recognizes a plurality of storage apparatuses as one virtual storage apparatus. The user divides each of the volumes that the storage apparatuses have into a plurality of classes in accordance with a policy. When a user specifies moving target data and a class...

20060242382 - Apparatus and method for managing of common storage in a storage system: An apparatus and method for managing of common storage in a storage system is disclosed. In one embodiment, a storage system receives a request to set a space reservation for a volume associated with a logical aggregation of physical storage. In response, the storage system sets the space reservation to...

20060242379 - Migrating data in a storage system: A method of managing storage comprises connecting a number of virtual disks to a disk controller loop of a disk controller, and mounting a portion of the number of virtual disks to the disk controller wherein a storage map is loaded into a fixed-size memory of the disk controller for...

20060242378 - System and method for managing disk space in a thin-provisioned storage subsystem: A system and method for managing disk space in a thin-provisioned storage subsystem. If a number of free segments in a free segment pool at a storage subsystem is detected as below a desired minimum, one or more of the following is performed: selecting and adding logical devices (LDEVs) from...

20060242381 - Systems, methods, and computer readable media for computer data protection: The present invention comprises computing systems, computer readable media, and methods of protecting computing systems. Embodiments comprise defining a virtual volume, mounting the virtual volume, and processing write accesses. Processing write accesses comprises creating a virtual volume record in a virtual volume database associated with the write access and storing...

20060242380 - Virtually unlimited storage: In a storage apparatus, a logic is adapted to write to disk group metadata information including state information that self-identifies state of the disk group and enables a disk controller to load and present virtual disks corresponding to the disk group as logical units to a client in the absence...

20060242383 - Microprocessor systems and bus address translation methods: A microprocessor system contains a read-only memory (ROM) for storing programs or firmware. Retrieval and execution of program code is controlled by a microprocessor address bus. Erroneous data in the ROM can be corrected by address comparison and translation. Trap, region, and patch tables are provided to store addresses, regions,...

20060236019 - Libraries and data structures of materials removed by debulking catheters: Material removed by a debulking catheter from a body lumen can be preserved. Materials can be collected from many different patients and/or from multiple procedures on individual patients. Data which describe the properties or qualities of the removed material and/or the patient and/or the patient's family or environment can be...

20060236020 - Cache memory architecture and associated microprocessor and system controller designs: A single memory element, which may consist of general purpose SRAM chips, implements both tag and data cache memory functions, resulting in an efficient, low cost implementation of high speed external cache memory. In one embodiment, a bank of general purpose RAM used by a microprocessor as an external cache...

20060236021 - Method for addressing a symbol in a memory and device for processing symbols: A bitwise addressing mode includes including the shaping of symbols of variable length during an operation for reading or writing a symbol in a bank of memories. The addressing is then done with the aid of a word address and of a bit pointer designating the start of the symbol...

20060236024 - Information read/write device: Embodiments of the invention provide an easy-to-operate information read/write device that operates with minimum electric power consumption, has an excellent prevention effect against EMI, is small in weight and in physical size, and is particularly suitable for use in hand-held devices. In one embodiment, an information read/write device having a...

20060236022 - Methods, electronic devices, and computer program products for managing data in electronic devices responsive to written and/or audible user direction: A method of managing data stored in an electronic device includes determining a desired memory storage location for data displayed on the electronic device responsive to a written and/or audible user direction, and then transferring the data to the desired memory storage location responsive to the determination. The written user...

20060236023 - Record apparatus, record method, and program thereof: A record apparatus is disclosed. The record apparatus has a memory, a record section, and a record control section. The memory stores data in a first unit. The record section writes data to an optical disc in a second unit larger than the first unit. The record control section controls...

20060236025 - Method and apparatus to control number of erasures of nonvolatile memory: Briefly, a method an apparatus and a computational platform to control a number of erasures of a block and/or a sector of nonvolatile memory by allowing a predetermined number of erasures of the sector and/or the block of the nonvolatile memory within a predetermined time interval....

20060236026 - Method and system for allocating, accessing and de-allocating storage space of a memory card: A memory card includes a tamper resistant module with at least one first non-volatile memory module and a processor for the execution of multiple applications. The memory card also includes at least one second memory module external to said tamper resistant module and a memory management unit, which allocates blocks...

20060236027 - Variable memory array self-refresh rates in suspend and standby modes: Self-refresh rates of a memory unit may be managed based on temperature. In one embodiment of the invention, the invention may include measuring the temperature of a memory unit, the memory unit having a self-refresh rate to maintain data integrity, comparing the measured temperature to a threshold, and adjusting the...

20060236028 - Storage device and controlling method thereof: A disk adapter and disk drives, each having dual ports, are connected in dual loops via a switch. A destination loop to which a command is to be transferred is determined, according to the type (Read/Write) of the command that the disk adapter issues to one of the disk drives....

20060236030 - Disk array device and control method therefor: A disk array device having a dual controller for executing data input/output processing for disk drives in response to a data input/output request from a host computer. Each controller constituting the dual controller has an FC controller which is interface-connected to the host computer via one path of a front...

20060236029 - Power-safe disk storage apparatus, systems, and methods: Apparatus and systems, as well as methods and articles, may operate to create a log file in a non-volatile data storage medium. The log file may comprise a header record, a trailer record, and at least one partial parity value associated with a stripe in a redundant array of inexpensive...

20060236031 - Upgradable memory system with reconfigurable interconnect: Described are systems that employ configurable on-die termination elements that allow users to select from two or more termination topologies. One topology is programmable to support rail-to-rail or half-supply termination. Another topology selectively includes fixed or variable filter elements, thereby allowing the termination characteristics to be tuned for different levels...

20060236032 - Data storage system having memory controller with embedded cpu: A memory system includes a bank of memory, an interface to a packet switching network, and a memory controller. The memory system is adapted to receive by the interface a packet based command to access the bank of memory. The memory controller is adapted to execute initialization and configuration cycles...

20060236034 - External state cache for computer processor: A processor can write its state to an external state cache. Thus, in the event of a processor failure, the stored state can be read and assumed, either by the original processor or another processor. Thus, a process can be resumed from the stored state rather than reconstructed from initial...

20060236033 - System and method for the implementation of an adaptive cache policy in a storage controller: A system and method for the implementation of an adaptive cache policy in a storage controller is disclosed in which a cache optimization utility monitors data access commands generated by one or more of the software applications of a server node. On the basis of one or more characteristics of...

20060236035 - Systems and methods for cpu repair: In one embodiment, a cache element allocation method is provided. Each cache element on a CPU is assigned a quality rank based on the error rate of the cache element. If an allocated cache element is deemed to be faulty, the quality rank of the faulty allocated cache element is...

20060236036 - Method and apparatus for predictive scheduling of memory accesses based on reference locality: There are provided methods and apparatus for accessing a memory array. A method for accessing a memory array includes the step of predicting whether at least two memory references can be satisfied by a single array access based on one of an instruction address, local instruction history and global instruction...

20060236037 - Cache memory, processing unit, data processing system and method for assuming a selected invalid coherency state based upon a request source: At a first cache memory affiliated with a first processor core, an exclusive memory access operation is received via an interconnect fabric coupling the first cache memory to second and third cache memories respectively affiliated with second and third processor cores. The exclusive memory access operation specifies a target address....

20060236038 - Hierarchical virtual model of a cache hierarchy in a multiprocessor system: The cache coherency protocol described herein can be used to maintain a virtual model of a system, where the virtual model does not change as the system configuration changes. In general, the virtual model is based on the assumption that each node in the system can directly communicate with some...

20060236039 - Method and apparatus for synchronizing shared data between components in a group: A method and system for use by a cache-less component contained in a group of two or more components each having access to shared data stored in a shared segment of memory connected to the components, at least one of which is cache-less. Synchronization of the components in the group...

20060236040 - Multiprocessor system for preventing starvation in case of occurring address competition and method thereof: A case occurs in which a preceding transaction to be retried cannot be retried as a result of snooping. If the snoop result is waited for so that a retry decision may be made after the result of snoop has been obtained, latency is prolonged to urge the pipeline to...

20060236041 - System having memory device accessible to multiple processors: A system having a memory device accessible by a plurality of processors is provided. The system includes a memory device, a first processor, and a second processor. The memory device has a first memory array part and a second memory array part. The first processor predominantly accesses the first memory...

20060236043 - Memory controller: A memory system includes a memory and a plurality of memory controllers for accessing the memory. One of the plurality of memory controllers synchronizes the one of the plurality of memory controllers with the plurality of memory controllers....

20060236042 - Training sequence for deswizzling signals: Data is transmitted from a memory device along with a training sequence to deswizzle the data. The training sequence may be sent, for example, when the memory device is initialized, or it may be appended to the data. A memory controller may include logic to receive the data and training...

20060236044 - Method and system for enhancing the endurance of memory cells: An integrated circuit device includes a plurality of non-volatile memory cells associated with a plurality of flag cells storing managing data. The managing data of the flag cells forms a data set. The data set is utilized to determine to which memory cell of the plurality of memory cells to...

20060236045 - Apparatus for deinterleaving interleaved data using direct memory access: Deinterleaving is performed using a “smart” direct memory access (DMA) function. The deinterleaver, which may be a modified DMA controller, can be programmed with a step size so that the deinterleaver reads every Nth byte from the memory. The deinterleaver automatically increments the source memory address by the step size...

20060236046 - Method and apparatus for improved memory management in data analysis: A method of managing a memory resource is provided for the storage of a plurality of sequentially received data elements, each data element comprising a plurality of data integers, the method comprising prior to storing a received data element, checking if the available storage capacity of the memory resource is...

20060236050 - Computer system, computer, and remote copy processing method: When a failure in remote copy is reported from storage 103A, host 102A starts the host-based remote copy. At this time, first the remote copy is performed starting from the copy to an unfinished I/O. when it becomes possible to restart the storage-based remote copy, the host 102A first stops...

20060236051 - High-speed snapshot method: When a snapshot of data is taken, it is after a write request comes from the host equipment that old data on the source-side magnetic disk to the snapshot-side magnetic disk; therefore, it takes a long time before new data is actually written in the source-side magnetic disk. To overcome...

20060236048 - Method for remote copy pair migration: During an asynchronous remote copy process for a plurality of asynchronous remote copy pairs, a copy of data in a migration source primary storage area is stored in a migration destination primary storage area, and the copy of data in the migration source primary storage area is also stored in...

20060236047 - Method for replicating snapshot volumes between storage systems: An apparatus, system, and method for replicating a snapshot volume in a first storage system to a second storage system includes mapping information corresponding to data in the first storage system that is transferred from the first storage system to the second storage system so that a file system in...

20060236049 - Remote copy system and remote copy method: A remote copy system in which duplex by means of remote copy of a table can be managed from a database management system is provided, wherein a host computer defines a pair formation between a first storage device serving as a copying source and a second storage device serving as...

20060236053 - Memory device system, storage device, and log recording method: A memory device system of the present invention is equipped with a memory device comprising a first memory unit for storing data, and a second memory unit for storing an access log regarding an access to the first memory unit; a port for inputting and outputting data; a control device...

20060236052 - Storage system and storage control method: A controller and one or more intermediate devices that are connected to a plurality of processors and this controller so that communications are possible are provided. A first access message including a designated value designated by the processor is transmitted to the controller by a first intermediate device connected to...

20060236054 - Highly available external storage system: An information system which includes a primary storage system, a host, an external storage system, and a management host. Each storage system may be a different from the other storage system. The primary storage system treats logical devices in the external storage system as if they were logical devices in...

20060236056 - Storage system and storage system data migration method: When conducting data migration, all data is copied from the migration source volume to the migration destination volume, and when the full copy is completed, the host access path is switched to the migration destination volume 2. The copy-pair between the volumes is maintained following completion of the full copy,...

20060236055 - Storage system, data migration managing system, and data migration managing method: A data migration management system for preventing alteration such as rewriting or deletion, and migrating data between storage systems during an alteration prevention term. This data migration management system copies data from a logical device of a source storage system to a logical device of a destination storage system, and...

20060236057 - Memory access method with delayed write control signal and data processing apparatus: The invention provides a data processing apparatus having a data input unit (108) for inputting data, at least one processor unit (107) for carrying out data processing steps (201, 201a, 201b) for the input data, at least one memory unit (402) for storing processed data, the data being able to...

20060236060 - Assuring performance of external storage systems: In a system having an internal storage system and an external storage system, a technique is provided for allowing the external storage system to inherit performance parameters from the internal storage system. Management tables are established in each of the two storage systems, and data pertaining to desired operational characteristics...

20060236064 - Dynamic allocation of computer memory: In one embodiment, a method is provided for storing data in a physical storage having at least one portion of unused memory, comprising maintaining a first list comprising one or more records associated with respective segments within the unused memory, and receiving a request to store data in at least...

20060236062 - Method and apparatus for negotiating revised service level agreements: Described is a way to adjust an application's storage availability by noting a storage event occurrence. An occurrence that necessitates a requirements change triggers negotiation, wherein a series of negotiation stages are presented to a storage provider server. For each storage provider response to a transmitted negotiation stage, a determination...

20060236063 - Rdma enabled i/o adapter performing efficient memory management: An RDMA enabled I/O adapter and device driver is disclosed. In response to a memory registration that includes a list of physical memory pages backing a virtually contiguous memory region, an entry in a table in the adapter memory is allocated. A variable size data structure to store the physical...

20060236059 - System and method of allocating contiguous memory in a data processing system: A system and method of allocating contiguous real memory in a data processing system. A memory controller within system memory receives a request from a data processing system component for a contiguous block of memory during operation of the data processing system. In response to receiving the request, the memory...

20060236058 - System for data collection and distribution: Slot-machine for collection and distribution of digital data including at least a local mass memory 6 and a local means of hiring of a memory capacity 13 of this mass memory 6. This means of hiring consists of a data reader 11, accessible on an outer side and reading the...

20060236061 - Systems and methods for adaptively deriving storage policy and configuration rules: In one embodiment, the invention relates to an adaptive engine for creating provisioning policies and rules for network storage provisioning, which can be driven by service level objectives. The service level objectives can be defined for a given quality of service (“QoS”) for one or more users or user groups,...

20060236065 - Method and system for variable dynamic memory management: Disclosed is a method and a related system for dynamic memory management utilizing both point-chasing and non-point-chasing schemes to allocate/de-allocate memory space in relation to a requested object's size....

20060236068 - Method and apparatus for storage provisioning automation in a data center: A method, apparatus, and computer instructions are provided for storage provisioning automation in a data center. A storage manager is provided in the present invention to facilitate end-to-end deployment of storage resources for a server in the data center. The storage manager includes functionalities of a volume manager, file system,...

20060236069 - Method and system for efficient generation of storage reports: Described is a method and system by which reports of storage usage in computer systems are generated in an efficient manner by consolidating multiple requests for reports into a minimal number of volume scans, including by intelligently selecting a scanning method (e.g., of file system metadata versus find-first/find-next) and by...

20060236066 - Method for controlling a digital storage unit: The invention relates to a process for management of a digital storage unit (2) divided into sectors, especially in view of its backup. This process comprises the stages that consist in: creating a first table (M1), each element of which corresponds to one sector of the storage unit; initializing said...

20060236067 - Retrieving event data for logical partitions: A method, apparatus, system, and signal-bearing medium that, in an embodiment, retrieve event data from a processor for sampling intervals, where the sampling intervals are evenly distributed, but the control points at which the event data is retrieved are unevenly distributed. The processor executes instructions for logical partitions, and the...

20060236070 - System and method for reducing the number of translation buffer invalidates an operating system needs to issue: Access bit contained in a page table entry is utilized for reducing the number of translation buffer flushes that an operating system needs to issue. A translation buffer flush occurs only when a page table entry is to become invalid and the Access bit of the page table entry is...

20060236071 - Method and system for optimizing operations on memory device: A method and system for managing operation streams for multiple memory devices is presented. The method determines cross-dependencies among multiple operations and uses the cross-dependencies to optimize the execution of the operations. Also presented is a method of synchronizing memory devices with little adverse effects on system operations. The method...

20060236072 - Memory hashing for stride access: An apparatus and method in a computer system allows a software application to specify an intended stride access when writing data elements into a memory. A memory control in the computer system writes data in a manner that provides improved access performance when accesses to the data elements are performed...

20060236074 - Indicating storage locations within caches: A data processor operable to process data said data processor being operable to perform a plurality of processes or a plurality of applications on said data, said data processor comprising: a cache; a data storage unit operable to store a process or application identifier defining a process or application that...

20060236073 - Method of hashing address space to storage servers: An embodiment of a method of hashing an address space to a plurality of storage servers begins with a first step of dividing the address space by a number of the storage servers to form data segments. Each data segment comprises a base address. A second step assigns the data...

20060230221 - Mobile electronic device and data process system utilizing the same: A memory system includes a processor providing a data access address; a set of control registers storing memory configuration information; a memory device comprising a first predetermined number of ways, the processor selectively configuring a selected number less than or equal to the first predetermined number of the ways as...

20060230222 - Storage control system and control method for the same: A storage control system judges whether the data pattern of data exchanged with a higher-level device (hereafter “data”) conforms to one or a plurality of write-excluded data patterns comprised in write-excluded data pattern information prepared in advance. If a negative judgment result is obtained, the storage control subsystem stores the...

20060230223 - Method and apparatus for fragment processing in a virtual memory system: A method and apparatus for fragment processing in a virtual memory system are described. Embodiments of the invention include a coprocessor comprising a virtual memory system for accessing a physical memory. Page table logic and fragment processing logic scan a page table having a fixed, relatively small page size. The...

20060230224 - Information processing apparatus: According to one embodiment, if a nonvolatile memory which stores format information of an HDD, a CD/DVD, an FDD and a USB storage device, and the USB storage device are connected, the drive letter of the USB storage device is virtually assigned as FDD or HDD on the basis of...

20060230225 - Random access interface in a serial memory device: A random access interface is provided to a non-volatile, serial memory array. An address multiplexer has an external address connection and a serial address connection. The external address may be of a non-sequential nature, depending on the accessing instruction. Boot data is loaded from the first row of the memory...

20060230226 - Hard disk drive with optional cache memory: A computer system includes a hard disk drive and an interface for optionally operationally connecting a cache memory for the hard disk drive, via a mechanism such as a system bus that is separate from the hard disk drive or directly to a controller of the hard disk drive. A...

20060230227 - Disk array system: A disk array system includes storage devices, a storage device control unit, a connection unit being connected with the storage device control unit, channel control units, a shared memory, and a cache memory. Each channel control unit includes a first processor of converting file data, received through a local area...

20060230232 - Attribute data management system: Cache hit ratio is improved in a cache apparatus that reads and caches contents from a large-scale database. The cache apparatus includes a cache section for recording a plurality of sets. Each set includes an attribute ID, an extractor for extracting the attribute ID from an object ID, and attribute...

20060230228 - Determination of cache entry for future operation: A system may include M cache entries, each of the M cache entries to transmit a signal indicating a read from or a write to the cache entry and comprising a data register and a memory address register, and K layers of decision cells, where K=log2M. The K layers M/2...

20060230229 - Intelligent media caching based on device state: A portable media device intelligently caches media based on device state. The portable media device has a hard disk memory to store the media (e.g., music, videos, movies, games, etc.) and a cache memory. When the device is in a state of user interaction (e.g., the user is navigating a...

20060230230 - Systems and methods for cpu repair: In one embodiment, a cache element allocation method is provided. Each cache element on a CPU is assigned a quality rank based on the error rate of the cache element. If an allocated cache element is deemed to be faulty, the quality rank of the faulty allocated cache element is...

20060230231 - Systems and methods for cpu repair: In one embodiment, a cache element allocation method is provided. Each cache element on a CPU is assigned a quality rank based on the error rate of the cache element. If an allocated cache element is deemed to be faulty, the quality rank of the faulty allocated cache element is...

20060230233 - Technique for allocating cache line ownership: A technique to share cache lines among a plurality of bus agents. Embodiments of the invention comprise at least one technique to allow a number of agents, such as a processor or software program being executed by a processor, within a computer system or computer network to transfer ownership of...

20060230234 - Browser cache management: The management of a browser cache is modified, such that when the browser is closed, only those cache files that are classified as potential security risks are erased. Other cache files are not deleted. File classification is based upon matching regular expressions consisting of the entries with a set of...

20060230235 - Low locality-of-reference support in a multi-level cache hierachy: A processor includes a multi-level cache hierarchy where locality information property such as a Low Locality of Reference (LLR) property is associated with a cache line. The LLR cache line retains the locality information and may move back and forth within the cache hierarchy until evicted from the outer-most level...

20060230236 - Method and apparatus for precognitive fetching: A method for precognitive fetching, involving receiving an original request, performing pre-fetching analysis using the original request to obtain a pre-fetch request, forwarding the pre-fetch request to a storage subsystem, and receiving a response to the pre-fetch request from the storage subsystem....

20060230237 - Method and system for maintaining cache coherence of distributed shared memory system: A distributed shared memory system includes a plurality of nodes. Each of the nodes includes a plurality of shared multiprocessors. Each of the shared multiprocessors includes a processor, a shared cache, and a memory. Each of the nodes includes a coherence maintaining unit that maintains cache coherence based on a...

20060230238 - Multi-node communication system and method of requesting, reporting and collecting destination-node-based measurements and route-based measurements: A multi-node communication system and method used to request, report and collect destination-node-based measurements and route-based measurements is disclosed. The communication system may be a mesh network including a plurality of mesh points (MPs). In one embodiment, a destination-node-based measurement request is sent to one or more destination nodes via...

20060230239 - Method and apparatus for detecting a cache wrap condition: A method and apparatus for detecting a cache wrap condition in a computing environment having a processor and a cache. A cache wrap condition is detected when the entire contents of a cache have been replaced, relative to a particular starting state. A set-associative cache is considered to have wrapped...

20060230240 - Inter-processor communication method using a shared cache memory in a storage system: When communications among a plurality of processors employed in a network storage system are required, any of the processors initiating a communication on the transmission side issues a request to an I/O processing apparatus, which is used for controlling a disk unit and a disk cache common to the processors,...

20060230241 - Buffer architecture for data organization: An embodiment includes an apparatus that includes a first data processor component to output data in a first data organization. The apparatus also includes a data storage logic to receive the data output from the first data processor component. The data storage logic is to rearrange the data into a...

20060230242 - Memory for multi-threaded applications on architectures with multiple locality domains: Embodiments of the invention relate to multi-threaded and multi-locality-domain applications. In an embodiment, memory in the form of linked lists for each locality domain is allocated in which a linked list of buffers from the same locality domain is created for that locality domain. When a thread requests memory, e.g.,...

20060230243 - Cascaded snapshots: In one embodiment, a method comprises receiving a signal indicative of a request to create a child snapshot volume of a parent snapshot volume, and in response to the signal creating a data structure for the child snapshot volume, the data structure comprising a plurality of data fields to store...

20060230244 - System and method for performing auxillary storage operations: Systems and methods for protecting data in a tiered storage system are provided. The storage system comprises a management server, a media management component connected to the management server, a plurality of storage media connected to the media management component, and a data source connected to the media management component....

20060230245 - Data storage safety indicator and expander: The safety of data stored across distributed storage resources may be dynamically monitored and indicated to the user. Monitoring may occur in real time and/or in response to changes in the stored data. The notification may be in the form of, e.g., a visual indicator that appears in the taskbar...

20060230246 - Memory allocation technique using memory resource groups: A method for managing memory usage in a computer system having a kernel and a kernel memory class. The method includes ascertaining a size of a base memory of the computer system, the base memory representing memory designated to be non-evacuable. The method also includes setting a size of the...

20060230249 - Memory module testing apparatus and related method: A memory module testing apparatus that comprises a test slot adapted to receive a target memory module, wherein the target memory module comprises a first memory unit adapted to store information related to the target memory module, is disclosed. The memory module testing apparatus further comprises a second memory unit...

20060230247 - Page allocation management for virtual memory: A method, system, device, and article of manufacture for use in a computer memory system utilizing multiple page types, for handling a memory resource request. In a accordance with the method of the invention, a request is received for allocation of pages having a first page type. The first page...

20060230248 - Storage system, configuration management method, and program: Techniques for realizing efficient setting and utilization of configuration including storage volumes in a storage system having an initiator and a target, with a low cost configuration not requiring additional equipment such as a LAN and a server without limitations due to a low-transfer rate network are provided. The storage...

20060230250 - Memory interface for volatile and non-volatile memory devices: Accessing data stored in a memory device through an interface, with addressing data on the memory device through at least one address bus, controlling at least data flow to and from the memory device through at least one command bus, and transferring data to and from the memory through at...

20060230251 - System and method for providing compact mapping between dissimilar memory systems: A memory mapping system for providing compact mapping between dissimilar memory systems and methods for manufacturing and using same. The memory mapping system can compactly map contents from one or more first memory systems into a second memory system without a loss of memory space in the second memory system....

20060230252 - System and method of improving task switching and page translation performance utilizing a multilevel translation lookaside buffer: A system and method of improved task switching in a data processing system. First, a first-level cache memory casts out an invalidated page table entry and an associated first page directory base address to a second-level cache memory. Then, the second-level cache memory determines if a task switch has occurred....

20060224814 - Semiconductor memory devices having controllable input/output bit architectures and related methods: A semiconductor memory device may include a semiconductor substrate, a first unit memory device on the substrate, and a second unit memory device on the substrate. The first unit memory device may be configured to receive first through Nth data bits and/or to provide first through Nth data bits to...

20060224816 - Method and apparatus for managing virtual addresses: A method for managing virtual memory addresses includes associating a guest identifier (ID) with a virtual machine accessing a virtual memory address. A physical memory address is retrieved corresponding to the virtual memory address utilizing the guest ID. Other embodiments are described and claimed....

20060224815 - Virtualizing memory management unit resources: In one embodiment, the present invention includes a method of intercepting a guest software execution of a translation insertion operation, and performing the translation insertion operation using host software. For example, the host software may obtain a requested translation from a guest virtual address to a host physical address and...

20060224820 - Flash memory device supporting cache read operation: A flash memory device comprises a non-volatile memory core operatively connected to first and second buffer memories through a page buffer. The device further comprises a first register adapted to receive command and address information from a host system, a copy circuit adapted to copy the command and address information...

20060224819 - Host apparatus: A host apparatus controls a memory system which has a nonvolatile semiconductor memory. The host includes an application which performs predetermined operations in accordance with a program and issues a write function invocation. A file management system has a function to allocate unit regions into which a memory area of...

20060224818 - Method for fast access to flash-memory media: In one embodiment, the invention comprises a flash-media controller used for writing new data from an external system to a local flash-memory device. The newly written data may replace old data previously written to the flash-memory device, and may be written directly to unused locations within the flash-memory device. The...

20060224817 - Nor flash file allocation: An emulated file allocation table for a NOR flash memory may provide features that improve the performance or efficiency of the file allocation process. For example, the emulated file allocation table may include a slot or field which provides the information needed to convert from logical numbers to physical addresses....

20060224821 - System for parallel updating flash memory and method for the same: A parallel memory updating method and its system are proposed in the present invention. The present invention is applied for a host computer and makes the host computer capable of using pipeline concept to update multiple peripheral devices at the same time. Thus, the updating efficiency is greatly improved. The...

20060224822 - System and method for tagging and filtering electronic data: A system and method for analyzing incoming traffic from a computer network, for example, an Asynchronous Transfer Mode (ATM) network. The system and method can identify and tag data prior to filtering according to identifying information contained in the data. A look-up table implemented, for example, in a Content Addressable...

20060224825 - Computer system, storage subsystem, and write processing control method: A computer system is provided with a collection section for collecting load information related to an application server and a storage subsystem, a transmission section for predicting a write processing property based on the load information collected by the collection section and for transmitting the write processing property to the...

20060224823 - Sector-edge cache: Software that writes to storage disks using a differently sized sector format than that of the storage disks can require sector edges to be read from sectors of the disks before the write operation can occur. Write operations can consequently incur a performance penalty by having to pre-read sector edges....

20060224824 - System and method for accessing and verifying the validity of data content stored in the cache memory on disk: A system and a method for accessing and verifying the validity of data content stored in the cache memory on disk are proposed, which is applied in a data accessing system through the use of a master disk controller or a slave disk controller. For data accessing purposes, the master...

20060224826 - Disk array apparatus and method of controlling the same: A disk array apparatus 1 has a disk array controller 11, the disk array controller 11 has a CPU incorporating a plurality of processor cores 1110 that cannot be physically separated from each other, each processor core serves as an unit processor, one unit processor manages the unit processors separately,...

20060224827 - Disk array subsystem including disk array with redundancy: A disk array subsystem includes a disk array with redundancy, a spare disk drive and an array controller. The array controller causes a host to recognize the disk array as a first logical unit having a single storage area. When one of a plurality of disk drives that compose the...

20060224828 - System security approaches utilizing a hierarchical memory system: A method and system for ensuring system security is disclosed. Based on the content of the data units the method and system monitor, the method and system retrieve the states and the dependency relationships among these states that are representative of unwanted patterns. The method and system store the states...

20060224829 - Management of cache memories in a data processing apparatus: The present invention provides a data processing apparatus and method for managing cache memories. The data processing apparatus comprises a processing unit for issuing an access request seeking access to a data value, and a hierarchy of cache memories for storing data values for access by the processing unit. The...

20060224830 - Performance of a cache by detecting cache lines that have been reused: A method and system for improving the performance of a cache. The cache may include an array of tag entries where each tag entry includes an additional bit (“reused bit”) used to indicate whether its associated cache line has been reused, i.e., has been requested or referenced by the processor....

20060224832 - System and method for performing a prefetch operation: A system and method to support programmable prefetching of one or more lines of instructions or data into cache storage of a computer system is disclosed. A secondary cache is used to avoid the transfer of a line that is currently being used by the processor. Sequential prefetching is made...

20060224831 - Systems and methods for loading data into the cache of one processor to improve performance of another processor in a multiprocessor system: Systems and methods for improving the performance of a multiprocessor system by enabling a first processor to initiate the retrieval of data and the storage of the data in the cache memory of a second processor. One embodiment comprises a system having a plurality of processors coupled to a bus,...

20060224833 - Data processing system, cache system and method for issuing a request on an interconnect fabric without reference to a lower level cache based upon a tagged cache state: In response to a master receiving a memory access request indicating a target address, the master accesses a first cache directory of an upper level cache of a cache hierarchy. In response to the target address being associated in the first cache directory with an entry having a valid address...

20060224834 - Write-back cache methods and apparatus: A cache controller prevents the use of data in a write-back cache memory from being propagated until the data is backed-up in a main memory. Control bits inhibit portions of the cache memory from being accessed....

20060224837 - Method and apparatus for filtering snoop requests in a point-to-point interconnect architecture: A method and apparatus for supporting cache coherency in a multiprocessor computing environment having multiple processing units, each processing unit having one or more local cache memories associated and operatively connected therewith. The method comprises providing a snoop filter device associated with each processing unit, each snoop filter device having...

20060224840 - Method and apparatus for filtering snoop requests using a scoreboard: An apparatus for implementing snooping cache coherence that locally reduces the number of snoop requests presented to each cache in a multiprocessor system. A snoop filter device associated with a single processor includes one or more “scoreboard” data structures that make snoop determinations, i.e., for each snoop request from another...

20060224839 - Method and apparatus for filtering snoop requests using multiple snoop caches: A method and apparatus for implementing a snoop filter unit associated with a single processor in a multiprocessor system. The snoop filter unit has a plurality of ports, each port receiving snoop requests from exactly one dedicated source. Associated with each port is a snoop cache filter that processes each...

20060224836 - Method and apparatus for filtering snoop requests using stream registers: A method and apparatus for supporting cache coherency in a multiprocessor computing environment having multiple processing units, each processing unit having a local cache memory associated therewith. A snoop filter device is associated with each processing unit and includes at least one snoop filter primitive implementing filtering method based on...

20060224838 - Novel snoop filter for filtering snoop requests: A method and apparatus for supporting cache coherency in a multiprocessor computing environment having multiple processing units, each processing unit having one or more local cache memories associated and operatively connected therewith. The method comprises providing a snoop filter device associated with each processing unit, each snoop filter device having...

20060224835 - Snoop filtering system in a multiprocessor system: A system and method for supporting cache coherency in a computing environment having multiple processing units, each unit having an associated cache memory system operatively coupled therewith. The system includes a plurality of interconnected snoop filter units, each snoop filter unit corresponding to and in communication with a respective processing...

20060224841 - Information processing device and information processing method: An information processing device is provided in which a valid initial program is transferred to a RAM while avoiding a invalid block which is present in a low reliable storage device, such as a NAND-type flash memory or the like. A management information storing section 29 stores management information 30...

20060224842 - Information processor and program preparation method: A nonvolatile memory, storing a plurality of access programs for accessing a storage device by the storage device connectable depending on an adopted interface, is comprised in an information processor, when power is applied to the information processor, the types of the adopted interface and connected storage devices are determined,...

20060224843 - Migrating a traditional volume to a virtual volume in a storage system: A file system migrates a traditional volume to a virtual volume without data copying. In an embodiment, a traditional volume index node is selected for migration. The traditional volume index node is converted to a virtual volume index node. In one embodiment, the virtual volume index node provides both physical...

20060224845 - Computer system for remote copy: Provided is a computer system capable of maintaining consistency of data stored in logical volumes. The computer system includes: a storage system including a disk controller which controls data read/write in a disk drive; and a host computer which transmits a request to the storage system, wherein the disk controller...

20060224844 - Data copying method and apparatus in a thin provisioned system: Data migration includes copying between normal volumes and thin provisioned volumes. Data in a normal volume can be copied to a thin provisioned volume. Alternatively, data structures can be provided to facilitate converting a normal volume into a thin provisioned volume without actual copying of data. Copying from a thin...

20060224846 - System and method to support single instance storage operations: Systems and methods for single instance storage operations are provided. Systems constructed in accordance with the principals of the present invention may process data containing a payload and associated metadata. Often, chunks of data are copied to traditional archive storage wherein some or all of the chunk, including the payload...

20060224847 - Memory interface architecture for maximizing access timing margin: An apparatus comprising a control circuit, a buffer circuit and a memory. The control circuit may be configured to present a plurality of pairs of signals in response to (i) one or more input signals operating at a first data rate and (ii) an input clock signal operating at a...

20060224848 - Method and apparatus for reducing system inactivity during time data float delay and external memory write: The invention comprises a system for reducing inactive periods in an integrated circuit. The integrated circuit is coupled to an external peripheral by an external data bus. The integrated circuit has a processor coupled to an internal data bus. The system comprises the following. An external bus circuit is coupled...

20060224850 - Computer system, storage system, and device control method: A computer system comprises a host computer 100, a storage system 130, and a management server 110, which are connected to one another via a network. The storage system 130 receives a request to detach a logical device, specifies a logical device to be processed with information included in the...

20060224852 - Methods and system of pooling storage devices: A system and method are provided for pooling storage devices in a virtual library for performing a storage operation. A storage management device determines a storage characteristic of a plurality of storage devices with respect to performing a storage operation. Based on a storage characteristic relating to performing the storage...

20060224851 - Storage controller and storage system: Provided is a storage controller having at least one or more first logical devices to be accessed by the host system, and at least one or more virtual devices for connecting the first logical devices and one or more storage devices. At least one of the virtual devices is connected...

20060224849 - Storage of data in cache and non-volatile media: Provided are a method, system, and article of manufacture, wherein a request is received for switching a logical volume from one state to another state, wherein the logical volume is in a mirrored state if data corresponding to the logical volume is mirrored from a first storage to a second...

20060224853 - Storage system and method for allocating storage area: The present invention relates to a method for allocating volumes having a suitable physical location relationship based on a method of use of files by applications. When an application management unit receives an application area expansion request, a distribution request table is created based on a preset distribution rule table...

20060224856 - Configuration size determination in logically partitioned environment: Method, apparatus and article of manufacture for determining memory requirements for a partition manager based on a given configuration. In one embodiment, a quantity of memory required for each of a plurality of components is determined, where each component is a collection of function-related code portions. Then, a total quantity...

20060224855 - Device and method for accessing memory: A device for accessing a memory includes a memory module, a CPU and a north bridge chipset. The memory module has an ordinary area and a redundant area. The CPU outputs redundant address data. The north bridge chipset includes a memory module controller, a data register and a pointer. The...

20060224854 - Storage system: The bandwidth of the inter-connection network between the clusters is quite narrower than that of the inter-connection network in the clusters. When the logical allocation technique is simply applied to a cluster storage system, there is created a logical partition associated with two or more clusters. It is not possible...

20060224857 - Locking entries into translation lookaside buffers: Two translation lookaside buffers may be provided for simpler operation in some embodiments. A hardware managed lookaside buffer may handle traditional operations. A software managed lookaside buffer may be particularly involved in locking particular translations. As a result, the software's job is made simpler since it has a relatively simpler,...

20060224858 - Sequencer address management: Disclosed are embodiments of a system, methods and mechanism for management and translation of mapping between logical sequencer addresses and physical or logical sequencers in a multi-sequencer multithreading system. A mapping manager may manage assignment and mapping of logical sequencer addresses or pages to actual sequencers or frames of the...