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| Application No. | Application Title | Issue Date |
| 20120131273 | METHOD AND SYSTEM FOR STORING MEMORY COMPRESSED DATA ONTO MEMORY COMPRESSED DISKS In a computer system supporting memory compression, wherein memory compressed data is managed in units of memory sectors of size S, wherein data is stored on disk in a different compressed format, and wherein data on said disk is managed in units of disk sectors of size... | 05/24/2012 |
| 20120131272 | Data Processing System and Storage Subsystem Provided in Data Processing System A first storage subsystem includes a first storage device and a second storage device(s). A second storage subsystem includes a third storage device and a fourth storage device. A third storage subsystem comprises a fifth storage device and a sixth storage device. The f... | 05/24/2012 |
| 20120131271 | STORAGE DEVICE AND METHOD OF CONTROLLING STORAGE SYSTEM With respect to a storage system in which quick formatting and sequential formatting can be run concurrently, the time it takes to process an access request from a host is prevented from becoming prolonged even when a normal sequential formatting process is executed wit... | 05/24/2012 |
| 20120084502 | METHOD AND SYSTEM FOR RESPONDING TO FILE SYSTEM REQUESTS A system for responding to file system requests having file IDs comprising V, a volume identifier specifying the file system being accessed, and R, an integer, specifying the file within the file system being accessed includes D disk elements in which files are stored, ... | 04/05/2012 |
| 20120084503 | DISK CONTROL APPARATUS, DISK CONTROL METHOD, AND STORAGE MEDIUM STORING DISK CONTROL PROGRAM A disk control apparatus that is capable of performing a reliable mirroring control for both of an SSD and an HDD. The disk control apparatus that performs a mirroring control to the SSD and the HDD. An acquisition unit acquires the data rewriting number in the SSD. A d... | 04/05/2012 |
| 20120084501 | Information processing apparatus, tape device, and computer-readable medium storing program An acquisition unit of an information processing apparatus acquires access information indicating the state of access to a volume of a disk device at least for data read. A determination unit detects a volume in which a sequential read was performed, on the basis of the... | 04/05/2012 |
| 20120072659 | DATA REPLICA CONTROL A replica control system includes software to control replication in virtual environments. The replica control system identifies a plurality of data blocks within an underlying storage volume in response to a request to update a replica of a target storage volume, ident... | 03/22/2012 |
| 20120042122 | STORAGE CAPACITY MANAGEMENT SYSTEM IN DYNAMIC AREA PROVISIONING STORAGE Provided is a capacity monitoring method for use with a computer system including one or more application computers, one or more storage systems, and a management computer. The storage system includes a physical disk and a disk controller. In the capacity monitoring met... | 02/16/2012 |
| 20120036280 | DIGITALLY SHREDDING ON REMOVABLE DISK DRIVES Embodiments provide unique and novel systems and methods for deleting data on removable disk drives. In embodiments, the removable disk drives store data that may be erased such that the data is considered destroyed but that allows the removable disk drive to be reused.... | 02/09/2012 |
| 20120030510 | METHOD TO RECOVER DATA SECTOR DAMAGED BY ABRUPT POWER LOSS IN HARD DISK DRIVES A hard disk drive that is coupled to a non-volatile memory. The non-volatile memory includes data that was designated to be stored in the hard disk drive in a previous time period. When a power loss event is detected the hard disk drive stores the track address of the l... | 02/02/2012 |
| 20120023289 | HARD DISK DRIVES HAVING DIFFERENT ROTATIONAL SPEEDS A system includes a number of hard disk drives and a controller. Each hard disk drive is selected from a number of different hard disk drive types. Each hard disk drive type has a different speed at which the hard disk drives of the hard disk drive type rotate to read a... | 01/26/2012 |
| 20120017040 | Maintaining Data Consistency in Mirrored Cluster Storage Systems Using Bitmap Write-Intent Logging Techniques for maintaining mirrored storage cluster data consistency can employ write-intent logging. The techniques can be scaled to any number of mirror nodes. The techniques can keep track of any outstanding I/Os, data in caches, and data that has gone out of sync be... | 01/19/2012 |
| 20120005422 | Non-Volatile Memory Cache Performance Improvement In order to provide a more efficient persistent storage device, one or more long-term storage media are included along with a non-volatile memory. In one embodiment, one portion of the non-volatile memory is used as a write buffer and a read cache for writes and reads t... | 01/05/2012 |
| 20110314216 | Method and Device for Reducing the Remanence of Data Stored on a Recording Medium In a method of reducing the remanence of data stored in the memory space of a recording medium, in which at least a portion of the data stored in the memory space is moved in blocks according to a cycle repeated over time, the cycle includes choosing a number N of data ... | 12/22/2011 |
| 20110307657 | Selective Processing of File System Objects for Image Level Backups Systems, methods, and computer program products are provided for reducing the size of image level backups. An example method receives backup parameters identifying a physical or Virtual Machine (VM) to backup and at least one file system object to include in the backup.... | 12/15/2011 |
| 20110296099 | Access device and method for accelerating data storage and retrieval into and from storage device The present invention is to provide an access device connected to a computer, a hard disk drive and a memory disk respectively, wherein the hard disk drive has a normal region divided into a plurality of regular sections, the memory disk is divided into a plurality of m... | 12/01/2011 |
| 20110289270 | SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT FOR DATA TRANSFER MANAGEMENT According to one aspect of the present disclosure a method and technique for managing data transfer is disclosed. The method includes comparing, by a processor unit of a data processing system, data to be written to a memory subsystem to a stored data pattern and, respo... | 11/24/2011 |
| 20110283077 | PRESERVING AN EXISTING VOLUME MAP IN RE-INITIALIZING A DATA STORAGE VOLUME A method, system and computer-program product for re-initializing a storage volume with an previously created volume map being preserved to allow access to previously stored data sets. The invention includes creating a new volume map in an unused volume area where the n... | 11/17/2011 |
| 20110276756 | MAPPING LOCATIONS OF LOGICAL VOLUME RECORDS ON A PHYSICAL STACKED VOLUME In one embodiment, a method for accessing host data records stored in a VTS system includes receiving a mount request to access at least one host data record, determining a SLBID corresponding to the requested host data records, determining a PBID that corresponds to th... | 11/10/2011 |
| 20110276538 | CLOUD STORAGE SOLUTION FOR READING AND WRITING FILES Systems and methods of the present invention provide for a user uploading a file and a customized metadata about the file to a file storage system, and reading the same back upon request. This information may be forwarded to an application, possibly an API, which may di... | 11/10/2011 |
| 20110271047 | STORAGE DEVICE IN COMPUTER SYSTEM AND METHOD FOR CONTROLLING THE SAME A storage device of a computer system including a first storage portion having a first capacity and a second storage portion having a second capacity is disclosed. A virtual storage unit is installed in an operating system of the computer system, and the operating syste... | 11/03/2011 |
| 20110264856 | METHOD AND SYSTEM FOR ALLOCATING STORAGE SPACE A method is provided method for allocating storage space. The method includes obtaining performance parameters for a storage pool, wherein the performance parameters comprise a size of the storage pool and a type of the storage pool. Proposed back end logical units (BEL... | 10/27/2011 |
| 20110258482 | Memory Management and Recovery for Datacenters A system including a plurality of servers, a client, and a metadata server is described herein. The servers each store tracts of data, a plurality of the tracts comprising a byte sequence and being distributed among the plurality of servers. To locate the tracts, the me... | 10/20/2011 |
| 20110252186 | MINIMIZING WRITE OPERATIONS TO A FLASH MEMORY-BASED OBJECT STORE Approaches for minimizing the amount of write transactions issued to an object store maintained on a solid state device (SSD). Transactions requested against an object store maintained on a SSD may be committed once transaction information for the transaction is durably... | 10/13/2011 |
| 20110246718 | MEMORY CONTROL DEVICE AND METHOD FOR CONTROLLING THE SAME The present invention provides a storage control device which enables the time between failures to prolong as much as possible, though it uses HDD's whose mean time between failures is relatively short. The storage control device controls spindle motors in a manner that... | 10/06/2011 |
| 20110246817 | SYSTEMS AND METHODS FOR SECURING DATA IN MOTION Systems and methods for reading and writing a set of data using a journaling service are provided. The journaling service may be used to identify and record data storage operations associated with one or more shares of data stored in one or more share locations. The jou... | 10/06/2011 |
| 20110246715 | METHOD TO QUALIFY ACCESS TO A BLOCK STORAGE DEVICE VIA AUGMENTATION OF THE DEVICE'S CONTROLLER AND FIRMWARE FLOW A method to qualify access to a block storage device via augmentation of the device's controller and firmware flow. The method employs one or more block exclusion vectors (BEVs) that include attributes specifying allowed access operations for corresponding block address... | 10/06/2011 |
| 20110246714 | MIGRATING CLIENT OPERATING SYSTEMS TO REMOTE STORAGE Embodiments generally provide a utility for migrating an existing user operating system to a remote storage device. A utility for migrating user operating systems according to embodiments automatically detects and fixes inconsistent partition interdependencies resulting... | 10/06/2011 |
| 20110238907 | WAKE-AHEAD BASED ON PATTERNS A method may include detecting an event, determining whether the event correlates to a hard disk access, requesting a wake-ahead of a hard disk drive if it is determined that the event correlates to a hard disk access, weighing a performance improvement of the hard disk... | 09/29/2011 |
| 20110231603 | COMPUTER SYSTEM, STORAGE SYSTEM AND METHOD FOR SAVING STORAGE AREA BY INTEGRATING SAME DATA Provided is a storage system capable of saving actually used physical storage areas and of achieving a high speed in write processing. There is disclosed a computer system including a server and a storage system, in which physical storage areas of a disk drive are manag... | 09/22/2011 |
| 20110231602 | NON-DISRUPTIVE DISK OWNERSHIP CHANGE IN DISTRIBUTED STORAGE SYSTEMS Non-disruptive disk ownership change in a distributed storage system is disclosed. The distributed storage system may having a first storage controller for managing a first storage pool, and a second storage controller. An exemplary method may include entering a prepara... | 09/22/2011 |
| 20110225359 | FAST MIGRATION OF VIRTUAL STORAGE PARTITION DATA ACROSS STORAGE SYSTEMS A method includes reading a superblock of a read-only replica of a source virtual volume in a source virtual storage partition associated with a source aggregate of a source storage system at the destination storage system, modifying the superblock of the read-only repl... | 09/15/2011 |
| 20110208908 | METHOD AND APPARATUS FOR HIGH AVAILABILITY (HA) PROTECTION OF A RUNNING VIRTUAL MACHINE (VM) High availability (HA) protection is provided for an executing virtual machine. A standby server provides a disk buffer that stores disk writes associated with a virtual machine executing on an active server. At a checkpoint in the HA process, the active server suspends... | 08/25/2011 |
| 20110202715 | MANAGEMENT-PARTITIONABLE STORAGE SYSTEM, USE METHOD AND MANAGEMENT METHOD THEREOF, AND CONTROLLER THEREOF A management partitionable storage system, a use method for the management partitionable storage system, a management method and a controller thereof are provided. Herein, whether the management-partitionable storage system is connected into a host is determined. The ma... | 08/18/2011 |
| 20110202717 | STORAGE SYSTEM AND CONTROL METHOD THEREOF The plurality of host systems or the plurality of applications include an insertion unit for sending the identifier. The storage controller includes an analysis unit for identifying a host system or an application based on the identifier contained in the access informat... | 08/18/2011 |
| 20110202718 | DUAL WRITING DEVICE AND ITS CONTROL METHOD A data storing system include a first and second storage system, each including a cache memory and a disk drive, and a third storage system coupled to the first and second storage systems and including a third disk drive to provide a third logical volume based on the th... | 08/18/2011 |
| 20110202707 | NVMHCI ATTACHED HYBRID DATA STORAGE A hybrid data storage device includes a solid-state memory device, a disc-type memory device and a hybrid data storage device controller in communication with the solid-state memory device and the disc-type memory device. The hybrid data storage device controller is con... | 08/18/2011 |
| 20110202504 | BACKING UP OBJECTS TO A STORAGE DEVICE One embodiment is a method that backups up objects to a storage device. A number of objects that are concurrently backed up to the storage device is limited.... | 08/18/2011 |
| 20110202714 | TECHNIQUES FOR DYNAMIC DISK PERSONALIZATION Techniques for dynamic disk personalization are provided. A virtual image that is used to create an instance of a virtual machine (VM) is altered so that disk access operations are intercepted within the VM and redirected to a service that is external to the VM. The ext... | 08/18/2011 |
| 20110197022 | Virtual Disk Manipulation Operations Described is a technology by which a virtual hard disk is able to continue servicing virtual disk I/O (reads and writes) while a meta-operation (e.g., copying, moving, deleting, merging, compressing, defragmenting, cryptographic signing, lifting, dropping, converting, o... | 08/11/2011 |
