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7325117 Storage system and storage control method  
A controller existing on a level above a media drive issues a first read command specifying a plurality of data blocks to the media drive, and upon detecting a time-out for the first read command,...
7325095 Data storage organization for distributed computing in an intelligent disk drive  
An intelligent disk drive is described which includes means for executing distributed computing tasks including a CPU and associated memory. The communication interface with the host computer is...
7315807 System and methods for storage area network simulation  
A storage area network simulator, operable to simulate an exchange of calls emanating from a SAN management application to a plurality of manageable entities, allows analyzing SAN management...
7315429 Apparatus, method and program product for a multi-controller and multi-actuator storage device  
A data storage device, method and program product for high data transfer and access rate is disclosed. The data storage device includes a housing wherein at least one data storage disk is...
7313659 System and method for managing storage and program for the same for executing an operation procedure for the storage according to an operation rule  
A method for managing storage devices provides a function of automatically changing a scenario and automatically making a partial change to the scenario according to a change in the environment,...
7310699 Mass storage accelerator  
A data storage device is provided. A disk device is combined with a non-volatile memory device to provide much shorter write access time and much higher data write speed than can be achieved with...
7308528 Virtual tape library device  
A storage device system comprises interfaces connected to computers, a plurality of magnetic disks, and a control device that controls the plurality of magnetic disks. When a command from one of...
7305462 Data storage system and control method thereof  
In the configuration of multiple (M units of) disk subsystems shared from multiple (N units of) hosts, having an exclusive control command that limits access to all disk subsystems temporarily is...
7302534 Dual media storage device  
A dual media storage device is provided. Two separate non-volatile mass storage devices, one having a faster access time and a lower capacity than the other, are combined into a single system. A...
7299322 Computer system, storage device and method providing intra-storage volume identifiers corresponding to intra-host volume identifiers through volume switching commands  
Related plural logical volumes can be used after switching over from the host computer therein. A switching command, which a host computer sends, makes a storage device search for a switching...
7293146 Method and apparatus for restoring a corrupted data volume  
Disclosed is a method and apparatus for restoring a corrupted data volume. In one embodiment, the method includes creating a backup copy of the data volume before the data volume is corrupted....
7293134 System and method for an enhanced snapshot pointer  
A system and method are disclosed for providing an enhanced snapshot copy pointer. A data element is stored in a first storage subsystem in the data processing system. A first pointer is created...
7293152 Consistent logical naming of initiator groups  
A technique enables efficient access to logical unit numbers (luns) or virtual disks (vdisks) stored on a storage system, such as a multi-protocol storage appliance. The technique allows a...
7293133 Performing operations without requiring split mirrors in a multi-class file system  
System and method for performing operations in a multi-class file system without requiring split mirrors. For one or more storage classes in the multi-class file system, operations that require...
7287134 Methods and systems of managing I/O operations in data storage systems  
The invention relates to management of I/O in data storage systems. In an embodiment, the invention provides a data storage subsystem processing I/O requests each having a priority, comprising a...
7284087 Method and apparatus for increasing sustainable bandwidth in a multiple disk drive storage system  
A method of increasing sustainable bandwidth in a multiple disk storage system that comprises reading a first part of a data file from a first track location on a first hard disk drive, and...
7281156 System and method for writing data to a disk drive assembly to minimize the effect of a single head failure  
A method of writing data to a disk drive system including a plurality of disks and a plurality of heads, each head for writing data to a plurality of sectors on a surface of one of the plurality...
7277987 Information processing apparatus, storage medium supporting device, and identifier changing method  
An information processing apparatus which makes it possible to accurately manage a plurality of storage media realized by cooperation with each other while maintaining a combination or...
7277995 Storage controller and method for performing host access control in the host interface adapter  
A storage controller that provides controlled access to storage devices by host computers is disclosed. The storage controller includes a host interface adapter that interfaces the storage...
7272455 Remote controlling device, program and system with control command changing function  
A control device for controlling a control target device includes a control content acquisition unit, a recognition unit, a device control unit, and a communication unit. The control content...
7269168 Host bus adaptor-based virtualization switch  
Placing virtualization agents in the switches which comprise the SAN fabric. Higher level virtualization management functions are provided in an external management server. Conventional HBAs can...
7269687 Bounding defective regions of a tape storage medium  
Systems and methods for storing data on a tape medium and coping with defective regions on the tape medium are provided. The method includes: writing a plurality of envelopes of data onto the tape...
7266623 Portable computer  
A portable computer can be selectively configured with a first hard disk or a second hard disk. The portable computer includes a controller, an interface connector, and a second interface adapter....
7266636 Deferred writing of data to be synchronized on magnetic tape employing a non-volatile store  
Data of a transaction to be synchronized is stored to a non-volatile store, and a Command Complete response is provided. Data of the transaction is supplied to a tape drive for writing to a...
7259998 Method for controlling memories of a plurality of kinds and circuit for controlling memories of a plurality of kinds  
It is made possible to control RAMs of a plurality of kinds differing in control system by using a single memory controller (LSI). A memory control circuit having an LSI configuration receives a...
7260680 Storage apparatus having microprocessor redundancy for recovery from soft errors  
There is provided a storage apparatus, which can continue processes to a host without making it recognize any soft errors as failure even if the errors occur in its microprocessor. The storage...
7260695 Scanning modified data during power loss  
A back-up power source and a back-up storage device are utilized to power a processor and a volatile memory device during a primary power failure. An emergency data-storage algorithm is invoked to...
7257665 Branch-aware FIFO for interprocessor data sharing  
A branch aware first-in first-out (FIFO) memory may include a memory array to store data; a push pointer to address memory locations therein to write data; a pop pointer to address memory...
7256790 Video and graphics system with MPEG specific data transfer commands  
A video and graphics system includes a video decoding system for processing compressed video data. The compressed video data includes MPEG-2 video data containing SDTV video data or HDTV video...
7253983 Variable media tape-based storage system  
Disclosed is a method and apparatus for a variable media tape based storage system for storing, retrieving, and communicating data. The system includes at least one media element having a...
7251710 Cache memory subsystem including a fixed latency R/W pipeline  
A cache memory subsystem including a fixed latency read/write pipeline. The cache memory subsystem includes a cache storage which may be configured to store a plurality of cache lines of data. The...
7251708 System and method for maintaining and reporting a log of multi-threaded backups  
Systems and methods for performing multi-threaded backups and restores. In one embodiment, a log is maintained to record the source of write commands, and the order in which blocks of data are...
7249218 Method, system, and program for managing an out of available space condition  
Disclosed is a system, method, and program for managing an out of available space condition. A mount command for a logical volume is received that identifies one or more physical volume pools to...
7248661 Data transfer between phase independent clock domains  
An integrated circuit arrangement clocked by a single clock having variable delays to different regions of said arrangement such that said regions are partially synchronized to each other, the...
7246210 Archival cartridge management system with auto-refresh  
An archival cartridge management system for conditioning removable data cartridges and normal archival operations is disclosed. The archival cartridge management system includes a cartridge holder...
7246207 System and method for dynamically performing storage operations in a computer network  
Methods and systems are described for performing storage operations on electronic data in a network. In response to the initiation of a storage operation and according to a first set of selection...
7243188 Method and apparatus for maintaining inventory of logical volumes stored on storage elements  
Method and apparatus for keeping and maintaining inventory of logical entities stored in a computer storage system are disclosed. Identifying information for each user of a logical volume is...
7243223 Computer system using disk controller and operating service thereof  
When there is an access passing between unit disk controllers, the band of a mutual connecting network must be very large in order to exhibit the performance sufficiently, so that the cost is...
7243189 Data processing system and method  
An access control attribute that can be established for an extent that is provided in a storage device may be any access control attribute signifying write permission, read permission, and write...
7236499 Resource arbitration in accordance with a masked request vector  
According to some embodiments, a resource is allocated in accordance with a masked request vector. For example, a masking unit may receive a request vector and provide a masked request vector,...
7234020 Fault notification based on volume access control information  
In case a fault has occurred in a volume, it was so far difficult to correctly notify a fault by using a host computer which can access the volumes managed by a management computer that integrally...
7228381 Storage system using fast storage device for storing redundant data  
A computer storage system includes a controller and a storage device array. The storage device array may include a first sub-array and a fast storage device sub-array. The first sub-array includes...
7225328 Maintenance terminal of disk array device  
A maintenance terminal for a disk array device is provided which can make setting of the disk array device and can easily confirm the setting contents. The maintenance terminal for the disk array...
7224545 Methods and systems for overwrite protected storage media  
According to one aspect of the invention, methods and systems for operating a magnetic storage media drive to perform read/write operations to magnetic storage media in an overwrite protected mode...
7222223 Management of I/O operations in data storage systems  
The invention relates to management of I/O in data storage systems. In an embodiment, the invention provides a data storage subsystem processing I/O requests each having a priority, comprising a...
7219192 Storage system and method for a storage control apparatus using information on management of storage resources  
A storage control apparatus comprises a data I/O control unit which has communication ports adapted to connect with any of information processing apparatuses, is communicatively connected to...
7219189 Automatic operating system handle creation in response to access control changes  
A method, computer program product, and system that enable automated creation of operating system handles in response to storage access control changes. A determination is made of the storage...
7219190 Automatic media readying system and method  
One aspect of the invention is a method for automatically readying a medium. The method comprises monitoring a state of a storage medium using readying logic and determining a physical media type...
7216222 System and method for writing data from a storage means to a memory module in a solid state disk system  
The invention is directed to a system and method for writing data from a non-volatile storage means to a volatile memory module within a solid state disk system, upon start-up. The system...
7210004 Method and system for background processing of data in a storage system  
A method for processing data on a particular storage device in a plurality of storage devices is disclosed. A system and a computer program product for processing data on a particular storage...