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8166339 |
Information processing apparatus, information processing method, and computer program
An information processing apparatus including a plurality of nodes, each node connecting at least a memory and a processor to a system bus; an interconnection bus that interconnects the nodes; a...
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8156367 |
I/O device switching method
An I/O device management table that manages the types of I/O devices connected to an I/O switch is provided, and one or plural unallocated I/O devices are defined and registered as standby I/O...
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8145937 |
System and method for communication error processing in outside channel combination environment
Provided are a system and method for processing communication errors in an outside channel combination environment. The system includes: first and second outside-affairs servers connected with a...
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8145939 |
Detection and reduction of excessive SNMP traffic
Various embodiments herein include at least one of systems, methods, and software to detect and reduce messages from network entity management clients that are not utilized by a network management...
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8145938 |
Fencing management in clusters
Apparatus, systems, and methods may operate to detect a failure in a failed one of a plurality of nodes included in a cluster, and to fence a portion of the plurality of nodes, including the failed...
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8135999 |
Disabling outbound drivers for a last memory buffer on a memory channel
Memory apparatus and methods utilizing multiple bit lanes may redirect one or more signals on the bit lanes. A memory agent may include a redrive circuit having a plurality of bit lanes, a memory...
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8135980 |
Storage availability using cryptographic splitting
A secure storage appliance is disclosed, along with methods of storing and reading data in a secure storage network. In one aspect, a method includes assigning a volume to a primary secure storage...
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8127180 |
Electronic system for detecting a fault
An electronic adapter device and an electronic system that comprises the electronic adapter device are described. The electronic adapter device comprises a device and a redundant device able to...
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8117488 |
Cluster neighborhood event advisory
Database server instances in a database server cluster broadcast, to other instances in the cluster, information concerning certain problem events. Because each server instance is aware of problems...
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8112657 |
Method, computer, and computer program product for hardware mapping
A method is provided for mapping a data center to a disaster recovery site. Data center information including production hardware and production applications is retrieved from a database. Disaster...
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8086895 |
Management method and system for managing replication by taking into account cluster storage accessibility a host computer
A management system, which manages a host computer and a storage system, holds cluster information, specifies an active-state host computer and an inactive-state host computer based on a backup...
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8074105 |
High data availability SAS-based RAID system
A storage system includes two RAID controllers, each having two SAS initiators coupled to a zoning SAS expander. The expanders are linked by an inter-controller link and create a SAS ZPSDS. The...
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8074099 |
Failure recovery method, failure recovery program and management server
In a computer system including server apparatuses such as an active server and a standby server connected to a storage apparatus, when the active server fails, a management server changes over...
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8074101 |
Systems and methods for handling path failures to active-passive storage arrays
A computer-implemented method for handling path failures to active-passive storage arrays may include identifying a host system with multiple I/O paths to an active-passive storage array. The...
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8060775 |
Method and apparatus for providing dynamic multi-pathing (DMP) for an asymmetric logical unit access (ALUA) based storage system
A method and apparatus for providing dynamic multi-pathing for an asymmetrical logical unit access (ALUA) based storage system. The method comprises identifying a first processor within a storage...
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8054849 |
System and method of managing video content streams
A system and method for managing video content streams are disclosed. The method includes receiving a plurality of multicast video streams at a server and buffering each video stream within a...
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8051334 |
Enabling SAS expander loops for increased fairness and performance
The use of loops in SAS networks is enabled by designating ports connected to loop connections as table loop ports (TLPs). Under normal operating conditions, each TLP is blocked from receiving...
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8032793 |
Method of controlling information processing system, information processing system, direct memory access control device and program
In a method of controlling an information processing system in which an information processing device is connected to each of a plurality of input/output ports provided in a routing device and...
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8010833 |
Software application cluster layout pattern
In forming a cluster of processors and applications among a plurality of processors connected in a network the embodiment of a pair of cluster nodes, as applications, in each server/system and...
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8001413 |
Managing cluster split-brain in datacenter service site failover
A central controlling service for datacenter activation/deactivation control in a cluster deployment to assist in preventing a split-brain scenario. The central controlling service provides a...
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7797567 |
Storage apparatus, and method for performing fault recovery of storage apparatus
The storage apparatus includes a plurality of storage devices for storing information, a control unit controlling the storage device, a switching unit switching a connection between the storage...
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7793139 |
Partial link-down status for virtual Ethernet adapters
A computer-implemented method, an apparatus, and a computer-usable program product for identifying a link status for a virtual adapter in a logical partition framework are provided. A partition...
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7788523 |
Method and apparatus for relating device name to physical location of device on a network
A method and apparatus for relating a device name to a physical location of a device (202) on a network is provided. The network may be a serial loop network, for example a Fibre Channel Arbitrated...
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7774638 |
Uncorrectable data error containment systems and methods
Methods and systems for containing data errors in a computing system are disclosed. One method includes receiving data from an endpoint at the communication interface in response to a data request....
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7752049 |
Interleaving of information into compressed digital audio streams
Disclosed is a digital audio device that includes a communications port to communicatively connect the device to a server. The device also includes a unique identifier to identify the device. The...
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7730343 |
Optimization of port link recovery
Provided are techniques for determining a link speed. When a link between two computing devices is operational, a link speed for use in communicating across the link is stored and a remembered...
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7711525 |
Efficient approaches for bounded model checking
A method for bounded model checking of arbitrary Linear Time Logic temporal properties. The method comprises translating properties associated with temporal operators F(p), G(p), U(p, q) and X(p)...
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7698592 |
Apparatus and method for controlling raid array rebuild
An apparatus and method are disclosed for rebuilding a data storage array having plural communication paths. A first error detecting component detects an error at a data storage device of a data...
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7694167 |
Maintaining routing consistency within a rendezvous federation
The present invention extends to methods, systems, and computer program products for appropriately detecting node failures in a rendezvous federation. A monitor node monitors a subject node. The...
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7693079 |
Proactive repair process in the xDSL network (with a VDSL focus)
A method for proactively managing a fault in a video and data network is provided. The method includes collecting network correlation data for the fault. Additionally, a physical connectivity test...
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7680753 |
System and method for fault identification in an electronic system based on context-based alarm analysis
A fault identification system analyzes alarm information and the associated contextual information to identify the occurred faults. The contextual information is based on usecases, transactions,...
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7647523 |
Dynamic binding and fail-over of comparable web service instances in a services grid
A computing services grid. The grid can include a service desk coupled to one or more computing service instances. Each service instance can conform to an interface which is common to all service...
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7631227 |
Automated testing and control of networked devices
A system, method of automated testing and control of networked devices is provided. One or more test cases are defined in a test plan for execution against a plurality of networked devices. The...
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7620841 |
Re-utilizing partially failed resources as network resources
A method and apparatus for re-utilizing partially failed compute resources in a massively parallel super computer system. In the preferred embodiments the compute node comprises a number of clock...
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7607049 |
Apparatus and method for detecting network failure location
A L2 loop failure location generated in any one of a plurality of search target apparatuses disposed in network is detected in a short time. A network failure location detecting apparatus executes...
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7584377 |
System, machine, and method for maintenance of mirrored datasets through surrogate writes during storage-area networks transients
A host bus adapter for interconnecting a computer system to a storage area network has an embedded processor for processing frames. When frames are received by the processor, it inspects frames for...
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7571345 |
Bisectional fault detection system
An apparatus and program product logically divide a group of nodes and causes node pairs comprising a node from each section to communicate. Results from the communications may be analyzed to...
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7568119 |
Storage control device and storage control device path switching method
The invention verifies the validity of instructions transmitted between controllers without complicating the structure of the electrical connection between controllers. The initial setup detection...
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7562253 |
Segmented protection system and method
A segmented protection system and method. The invention comprises a plurality of Processing Modules arranged in series along a Protection Bus. A number of Protection Groups may be formed along the...
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7543175 |
Method and system for intelligent and adaptive exception handling
A method and system for handling errors and exceptions in an ERP environment are disclosed. According to one aspect of the present invention, a condition or event causes a script-engine associated...
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7539800 |
System, method and storage medium for providing segment level sparing
A memory subsystem that includes segment level sparing. The memory subsystem includes a cascaded interconnect system with segment level sparing. The cascaded interconnect system includes two or...
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7529963 |
Cell boundary fault detection system
A method determines a nodal fault along the boundary, or face, of a computing cell. Nodes on adjacent cell boundaries communicate with each other, and the communications are analyzed to determine...
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7518981 |
Method and system for a graceful reroute of connections on a link
A method and system for a graceful reroute of connections on a link are described. According to one embodiment, in a digital communications network, a method comprises blocking new connections from...
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7512668 |
Message-oriented middleware server instance failover
A system and method are provided for failover of a Message-Oriented Middleware (MOM) server instance in an MOM provider having multiple MOM server instances. In an embodiment, a first server node...
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7509520 |
Network interface device having bypass capability
A network apparatus uses a processing unit to convey data bidirectionally between ports. A programmable bypass circuit may have normal, fail opened and fail closed modes. Potential failure events...
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7506197 |
Multi-directional fault detection system
An apparatus, program product and method checks for nodal faults in a group of nodes comprising a center node and all adjacent nodes. The center node concurrently communicates with the immediately...
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7493513 |
Automatically freezing functionality of a computing entity responsive to an error
Facilitating error handling of computing environments, including those environments having file systems. Responsive to an entity of the computing environment, such as a client of a file system,...
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7487384 |
Analysis of pipelined networks
This invention relates to a diagnostic tool for networks that process messages in stages such as pipelined networks. In a pipelined network comprising tiers of servers, each tier of servers...
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7469282 |
Method and system for provisioning and maintaining a circuit in a data network
A method and system are provided for provisioning a circuit in a data network without manual intervention. A network management module receives an order for provisioning the circuit and then, based...
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7418506 |
Apparatus for connection management and the method therefor
An apparatus and method for scheduling data distributions to or results information from, or collectively, “jobs” to a plurality of data processing systems via a network. A connection to a tar...
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