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7617254 |
Method and mechanism for relational access of recovery logs in a database system
The present invention is directed to a method and mechanism for accessing recovery log information in a database system. The data stored in the recovery log is presented as a relational database...
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7610511 |
Journal migration method and data recovery management method
Provided is a computer system including a first storage subsystem and a second storage subsystem. The first storage subsystem has a first storage unit and a first control unit. The second storage...
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7610211 |
Investigating business processes
Systems and methods of investigating business processes are described. These systems and methods support real-time monitoring, analysis, management, and optimization of business processes. A...
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7594139 |
Extracting log and trace buffers in the event of system crashes
A system and program storage device for extracting data of a buffer after a failure of an operating system. An application is registered prior to the failure. The registering includes identifying a...
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7590887 |
Mapping apparatus for backup and restoration of multi-generation recovered snapshots
Restoration of data is facilitated in the storage system by combining data snapshots made by the storage system itself with data recovered by application programs or operating system programs. This...
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7587714 |
Support tool for software parameterization
The invention concerns the parameterization of a piece of software comprising parameters to be entered in order for the software to be used. The principle consists of subdividing the set of...
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7584474 |
Systems and methods for transaction chaining
A transaction management engine, such as a business process management (BPM) engine, can allow an application to define transaction demarcations in order to ensure that portions of a workflow are...
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7584082 |
Synchronization and data review system
A method and system to control data collection and display parameters in two or more data modules in a dynamic system. The method and system provide the ability to collect and display data in a...
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7581136 |
Method and apparatus for data recovery
A storage system stores I/O operations in a journal volume in a chronological order and with assigned sequence numbers. When a predefined command to be logged is received, the storage system...
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7577871 |
Computer system and method having isolatable storage for enhanced immunity to viral and malicious code infection
An apparatus and method of supporting the backup and recovery of a computing device. The computing device typically includes both a user computing environment and a supporting environment which...
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7577829 |
System and method for maintaining multiple information handling system configuration images
Plural information handling system configuration setting restore points stored in non-volatile memory are selectable by an end user for use in booting an information handling system. For example,...
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7577690 |
Managing checkpoint queues in a multiple node system
Techniques are provided for managing caches in a system with multiple caches that may contain different copies of the same data item. Specifically, techniques are provided for coordinating the...
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7571350 |
Storage system and recovery method thereof
There is provided a storage system having a host computer for transmitting and receiving data, and a plurality of storage apparatus provided with volumes for storing the data sent by the host...
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7562260 |
Method and system for performing recovery of a single-threaded queue
A method, system and computer program product for performing recovery of a single-threaded queue are disclosed. The method includes scanning a set of elements of the single-threaded queue to detect...
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7562139 |
System and method for logging events of network devices
A system for logging events of network devices includes an event management module ( 110 ), an event forwarding module ( 120 ), a plurality of service modules ( 130 ), an event storing module ( 150...
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7558835 |
Application of a configuration patch to a network device
A network device includes an initial data source to store configuration data for the network device, and a management module to generate a configuration patch that lists any differences between a...
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7555501 |
Apparatus and method for restoring data
An apparatus and method for restoring data is provided for easily restoring a file that is carelessly deleted from a hard disk. A microcomputer 1 is constructed as follows. An original file and a...
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7552358 |
Efficient backup and restore using metadata mapping
A method for efficient backup and restore using metadata mapping comprises maintaining a first backup aggregation associated with a primary data object of a primary host at a secondary host,...
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7549078 |
Redundancy in routing devices
Providing redundancy between an active component and a standby component in a network router comprises maintaining a first route input information base associated with the active component,...
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7546365 |
Network device management system and method of controlling same
Disclosed are a network device management system and method of controlling the same for simplifying the operation of a client application and making it possible to reduce traffic in...
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7542533 |
Apparatus and method for calibrating the frequency of a clock and data recovery circuit
Embodiments of the invention include an apparatus and method for continuously calibrating the frequency of a clock and data recovery (CDR) circuit. The apparatus includes a delay arrangement that...
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7536593 |
Apparatus, system, and method for emergency backup
An apparatus, system, and method quickly backs up data in an emergency situation and reduces battery backup dependence. The apparatus may include a backup module and a dedicated computer readable...
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7536588 |
Method for servicing storage devices in a bladed storage subsystem
A bladed storage servicing system comprising a RAID layout facilitates the removal of one or more functional storage devices in a tray of the bladed storage subsystem in order to service a failed...
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7536376 |
Task oriented log retrieval utilizing a self-learning search tool
A user command communicating at least one log record search key is received from a user. A first set of one or more log records matching the log record search key is retrieved. Utilizing one or...
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7533298 |
Write journaling using battery backed cache
A system, apparatus and method for maintaining information related to a write operation is described. In one embodiment of the invention, a write journal is provided that contains a list of entries...
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7529973 |
Method of and apparatus for taking back-up and checking alteration of data, and computer product
The invention relates to taking a back-up of original data and deciding whether the original data has been altered. A back-up of the original data is taken by copying the original data from one...
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7529964 |
Data duplication method in a disaster recovery system
A recovery of a secondary DB is executed by a log including a update difference of a primary DB, and a command is executed by adding the command to the log and analyzing the log by a secondary...
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7519859 |
Fault recovery for transaction server
A primary server transmits a write transaction to N backup devices. Each backup device records the write transaction to a local redo log stored at a high-performance storage and then transmits a...
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7519628 |
Technique for accelerating log replay with partial cache flush
A system and method for replaying a log file without performing a total cache flush. The log replay is performed in three phases, a pre-processing phase that determines which portions of the log...
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7516355 |
Method and computer program product for backing up and restoring online system information
A method and system for copying operating system information to said at least two storage devices, selectively hiding at least one, but not all, of the storage devices from being accessed by the...
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7512757 |
Computer system and control method for the computer system
A computer system including a first storage system connected to a first host computer, a second storage system connected to a second host computer and a third storage system connected to the first...
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7506203 |
Extracting log and trace buffers in the event of system crashes
A method for extracting data of a buffer after a failure of an operating system. An application is registered prior to the failure. The registering includes identifying a buffer in which the data...
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7506202 |
Compression of temporal dimension in a temporal storage device
A method, apparatus, and computer program product for setting and implementing a policy to compress the history of data on a temporal volume is described.
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7506007 |
Interval vector based knowledge synchronization for resource versioning
A method and system for synchronizing objects among members of a replica set. An interval vector is maintained on each member. The interval vector includes one or more intervals each of which has...
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7478282 |
Log acquisition method and its control program and storage medium
A log acquisition method which can easily acquire processing logs of software, and can reduce the number of processes required to analyze bugs is provided. More specifically, a log acquisition...
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7478279 |
System and method for debugging an application
A method and apparatus is provided for debugging an application in case of an exception. A cyclic buffer is allocated to the application. Log messages are stored in the cyclic buffer and can be...
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7478278 |
Template based parallel checkpointing in a massively parallel computer system
A method and apparatus for a template based parallel checkpoint save for a massively parallel super computer system using a parallel variation of the rsync protocol, and network broadcast. In...
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7472138 |
System and method for handing input/output errors during recovery of journaling files in a data processing system
A system and method in a data processing system for recovering data in a file system. A request to modify a data block in the file system is detected. In response to detecting the request to modify...
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7461293 |
Apparatus and storage system for controlling acquisition of snapshot
A DBMS performs a checkpoint process for maintaining consistency of data. A snapshot acquisition control program detects the checkpoint process externally to the DBMS and creates a snapshot in an...
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7457982 |
Writable virtual disk of read-only snapshot file objects
A technique enables creation and use of a writable, read-only snapshot of an active file system operating on a storage system, such as a multi-protocol storage appliance. The writable, read-only...
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7447855 |
Data processing method providing remote copy in a system having first, second, and third storage systems
A data processing system includes at least a first storage system, a second storage system and a third storage system. The third storage system maintains a replication of data stored in the first...
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7441148 |
Method and apparatus for volume replication management at planned and unplanned link down
A technique for restoring data after suspension of a communications link between two storage systems is disclosed. Upon suspension of the link, an image of the data at the first and second...
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7441145 |
Failure monitoring for storage systems constituting multiple stages
To provide a computer system capable of detecting a failure at an early stage while keeping down an increase in I/O load due to failure monitoring. The computer system includes plural storage...
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7437609 |
Reliable standby database failover
A method for providing data integrity of a database system. A standby database is selected to replace a failed primary database. At least one redo log file having at least one data transaction is...
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7409590 |
Protection against data corruption due to power failure in solid-state memory device
A data preservation system for flash memory systems with a host system, the flash memory system receiving a host system power supply and energizing an auxiliary energy store therewith and...
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7398429 |
System and method for tracing and logging for software module
A method and system for tracing and logging for a software module is provided. The method includes the steps of detecting at least one error and analyzing at least one error message corresponding...
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7398422 |
Method and apparatus for data recovery system using storage based journaling
A storage system maintains a journal and a snapshot of one or more data volumes. Two journal entry types are maintained, an AFTER journal entry and a BEFORE journal entry. Two modes of data...
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7398366 |
Tracking incremental changes in a mass storage system
Maintaining logically consistent backups using minimal data transfer. A backup, or snapshot, copy of original data is created and stored. A user designates data blocks that are to be backed up in a...
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7389396 |
Bounding I/O service time
A storage system with an array of redundant storage devices places bounds on access request servicing. If a storage device is unable to service the access request within the bounds, the storage...
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7386755 |
Backup copying and restoration processing in a storage subsystem
The data up to a point of time whereat failure has occurred will be restored at high speed at a remote site without imposing any burden on a host. The first storage system on the master side...
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