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8065466 Library apparatus, library system and method for copying logical volume to disk volume in cache disk with smallest access load  
A virtual library apparatus emulates a library apparatus by storing a logical volume on a cache disk. The library apparatus has a first storage medium and a second storage medium. The virtual...
8065481 RAID system and method compatible with improved drive select  
A RAID system is provided which can be implemented as a hardware RAID system while avoiding certain shortcomings of previous RAID systems. The RAID system makes it possible to avoid or reduce the...
8060710 Non-disruptive migration using device identity spoofing and passive/active ORS pull sessions  
On-line storage devices are migrated to new storage devices in a non-disruptive manner. A host executing multipath I/O software is initially coupled to a source storage device via at least one...
8060711 Storage system  
Provided is a storage system capable of holding data by associating main data for long-term retention with sub data for maintaining its readability. The storage system: stores first data in a...
8060481 Time indexed file system  
A method and mechanism for managing a time-indexed block map in a file system configured to store multiple versions of file data. A file system includes inodes or other structures corresponding to...
8060709 Control of storage volumes in file archiving  
Computer file archiving systems and techniques are described. Various aspects include wide area high-availability file archiving, volume-level management capabilities of archiving systems, and...
8055861 Methods and apparatus for managing deletion of data  
One embodiment is directed to the deletion of content units from a storage system. When a content unit is deleted, a reflection may be created and stored on the storage system. The reflection...
8055865 Managing write requests to data sets in a primary volume subject to being copied to a secondary volume  
Provided are a method, system, and article of manufacture for managing write requests to data sets in a primary volume subject to being copied to a secondary volume. Information indicating data...
8055862 System and method for providing a backup/restore interface for third party HSM clients  
Performing a backup of a stub object located on a file system managed by a hierarchical storage manager configured to migrate data objects from the file system to a migration storage pool. The...
8055702 System and method for caching network file systems  
A network caching system has a multi-protocol caching filer coupled to an origin server to provide storage virtualization of data served by the filer in response to data access requests issued by...
8055622 Immutable data containers in tiered storage hierarchies  
System and method for providing immutable data containers in tiered storage hierarchies. Embodiments may allow fulfillment of regulatory requirements for retaining certain data through management...
8051257 Non-volatile memory and method with control data management  
In a nonvolatile memory with block management system, critical data such as control data for the block management system is maintained in duplicates. Various methods are described for robustly...
8051261 Method and system to locate a storage device  
A method of locating a storage device of a number of storage devices is provided. A request for a data item is received. The request includes a globally unique identifier (GUID) that is associated...
8051260 Determining environmental availability in a storage subsystem  
A method for safeguarding data stored in a memory of a data storage system includes monitoring values of a subset of environmental variables associated with the data-storage system and updating a...
8046552 Tracking metadata changes during data copy in a storage system  
Embodiments include methods, apparatus, and systems for tracking metadata changes during copying in a storage system. One embodiment includes a method that uses a bitmap and two fences to track...
8046530 Process and method for erase strategy in solid state disks  
An embodiment of the invention relates to a nonvolatile mass storage device such as a flash memory device formed with erase blocks partitioned into memory management blocks. An erase block is...
8041888 System and method for LUN cloning  
A logical unit number (LUN) cloning technique separates data blocks referenced by a writable virtual disk (vdisk) from data blocks referenced only by a backing store to conserve storage resources...
8041879 Flash memory backup system and method  
A flash memory system includes a flash controller for controlling operation of at least two flash memory devices. A page buffer is allocated within each flash memory device, such that one page...
8041676 Backup and restore of file system objects of unknown type  
File system objects of unknown type are backed up and restored. A list of file system objects is received from a file system. The file system objects are to be backed up. For each file system...
8041907 Method and system for efficient space management for single-instance-storage volumes  
A method and system for efficient space management for single-instance-storage volumes is provided. A backup module storing data within a collection of containers according to access locality and...
8041904 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...
8037263 Control device of a storage system comprising storage devices of a plurality of types  
A control device of a storage system including a CPU which receives input information including at least a size and an archive deadline of data which is stored in storage devices; wherein data...
8037262 Hierarchy of a structure of a volume  
A method, apparatus and system of a hierarchy of a structure of a volume is disclosed. In one embodiment, a system includes a physical volume, a structure to provide a mapping to a location of a...
8037265 Storage system and data management method  
Storage system and data management method to reduce the load on a virtualization apparatus by executing backup processing or restoration processing within one apparatus in which an externally...
8037251 Memory compression implementation using non-volatile memory in a multi-node server system with directly attached processor memory  
A method, an apparatus and a program product may enable scalable bandwidth and memory for a system having processor with directly attached memory. Multiple memory expander microchips may include...
8037277 Information processing apparatus and computer-readable storage medium  
A computer-readable storage medium stores a program for causing a processor to perform a process including: acquiring a first address that specifies a start address of a first area on the main...
8032726 Remote copy system  
A remote copy system includes a plurality of first storage systems and a plurality of second storage systems. Each first storage system assigns a sequential number to write data received from the...
8032351 Running a virtual machine directly from a physical machine using snapshots  
Embodiments of the present invention are directed to the running of a virtual machine directly from a physical machine using snapshots of the physical machine. In one example, a computer system...
8028137 System and method of selective data mirroring in a data storage device  
Systems and methods of selective data mirroring are disclosed. In a particular embodiment, a device is disclosed that includes a data storage medium and a controller operably coupled to the data...
8028135 Method and apparatus for maintaining compliant storage  
According to an embodiment of the invention, a storage server is mirrored onto a mirroring server. The mirroring server maintains point-in-time images of data stored on the storage server. The...
8028139 Remote copy method and remote copy system  
In a configuration in which it is necessary to transfer data from a first storage system to a third storage system through a storage system between the storage systems, there is a problem that it...
8028140 Save set bundling for staging  
Backing up data blocks is disclosed. An indication that a first set of one or more backed up data blocks are related at an application level to one or more other sets of one or more backed up data...
8024536 Method of constructing replication environment and storage system  
A management computer collects a usage condition of a volume from a host computer and a storage apparatus at each site, consolidates management thereof, and prevents a volume from duplicating...
8024537 Storage system, remote copy and management method therefor  
A copy source storage controller received write data added with a time and issued from a host computer transfers the write data with the time to a copy destination storage controller. If there are...
8024538 High efficiency virtualized portable archive  
According to one embodiment, a method is disclosed for storing and archiving point-in-time sets of a raw data set in an environment including at least one server storing the raw data set. The...
8024295 Method and apparatus for archiving and unarchiving objects  
The invention is directed towards methods and apparatuses for archiving and unarchiving objects. Some embodiments of the invention archive and unarchive objects that have global and user settings...
8024519 Catalog recovery through system management facilities reverse transversal  
A method for forward recovery of a catalog of a data storage system, comprising providing a recovery catalog and SMF records. In reverse chronological order, the (i)th entry of the record is...
8024534 Replication engine communicating with a splitter to split writes between a storage controller and replication engine  
Provided are a method, system, and article of manufacture for a replication engine communicating with a splitter to split writes between a storage controller and replication engine. Communication...
8024582 Encryption of data to be stored in an information processing system  
The aim of the invention is to provide a means of encrypting company-related data which also ensures that the data can be reproduced if the key is lost. To this end, the invention provides a...
8019965 Data migration  
The present invention provides for a method for managing the storage of data in a computing system that includes a data processor and local physical storage, involving the steps of: defining a...
8015375 Methods, systems, and computer program products for parallel processing and saving tracking information for multiple write requests in a data replication environment including multiple storage devices  
A method of parallel processing and storing tracking information for multiple write requests in a data replication environment including multiple data storage devices is disclosed. According to...
8015373 Information sharing between a backup storage device and a management appliance  
Backup storage apparatus and related methods wherein communication capabilities are provided that allow information to be shared between devices installed in the apparatus to extend the...
8010756 Methods and apparatus for point-in-time volumes  
Methods and apparatus for point-in-time volumes are provided. A relationship is enabled between a source volume and point-in-time volume. Copying a data chunk to the point-in-time volume before a...
8010498 Virtually infinite reliable storage across multiple storage devices and storage services  
A logical file system that distributes copies of files across various different physical storage resources yet provides a consistent view to the user of his or her data, regardless of which...
8010757 Media vaulting  
A method is disclosed that comprises creating a plurality of vaulting policies, each vaulting policy having one or more cycles specifying a movement of media to a destination location and a time...
8010741 Methods and apparatus for controlling migration of content  
Some embodiments relate to a migration policy that controls migration of content from a transactional storage system to a fixed content storage system. In some embodiments, content may be migrated...
8006059 Method and procedure for creating end to end storage from controller to host  
A system and method to facilitate the process of creating end to end storage from a network storage controller to one or more hosts is described. A storage controller management engine provides...
8006033 Systems, methods, and apparatuses for in-band data mask bit transmission  
Embodiments of the invention are generally directed to systems, methods, and apparatuses for in-band data mask bit transmission. In some embodiments, one or more data mask bits are integrated into...
8005921 Redundant image storage system and method for PACS using archived flags  
A redundant image storage system for archiving an image data file within at least two picture archiving and communication systems (PACS), said system including coupled source and destination PACS...
8006051 Data processing device having a maintenance counter function  
A data processing device with maintenance counters reliably stores the maintenance counter values. A data processing device such as a printer has RAM for storing the maintenance counter values,...