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fault-tolerant servers
(400 results)-
White Papers
Improving the Performance of Hypervisor-Based Fault Tolerance
Jan 2010
Hypervisor-Based Fault Tolerance (HBFT), a checkpoint-recovery mechanism, is an emerging approach to sustaining mission-critical applications. Based on virtualization technology, HBFT provides an...
Provided by Peking University
-
White Papers
Microarchitectures for Managing Chip Revenues Under Process Variations
Jun 2007
As transistor feature sizes continue to shrink into the sub-90nm range and beyond, the effects of process variations on critical path delay and chip yields have amplified. A common concept to...
Provided by Northwestern University
-
White Papers
A Discreet, Fault-Tolerant, and Scalable Software Architectural Style for Internet-Sized Networks
Sep 2007
Large networks, such as the Internet, pose an ideal medium for solving computationally intensive problems, such as NP-complete problems, yet no well-scaling architecture for Internet-sized systems...
Provided by University of Southern California
-
White Papers
Implementation of Real-Time Distributed Discrete-Event Execution With Fault Tolerance
Nov 2007
The authors build on PTIDES, a programming model for distributed embedded systems that uses Discrete-Event (DE) models as program specifications. PTIDES improves on distributed DE execution by...
Provided by University of California
-
White Papers
A Novel Failure Detection Algorithm for Reliable Distributed Systems
Oct 2011
A failure detection service is perfect if it eventually detects all failures and every detection correctly identifies a failure that has occurred. Such a perfect failure detection service serves...
Provided by Academy Publisher
-
White Papers
Order Bi-spectrum For Bearing Fault Monitoring and Diagnosis Under Run-up Condition
Sep 2011
Varying speed machinery condition detection and fault diagnosis are more difficult due to non-stationary machine dynamics and vibration. Therefore, most conventional signal processing methods...
Provided by Academy Publisher
-
White Papers
Runtime Asynchronous Fault Tolerance Via Speculation
Jan 2012
Transient faults are emerging as a critical reliability concern in modern microprocessors. Redundant hardware solutions are commonly deployed to detect transient faults, but they are less flexible...
Provided by Association for Computing Machinery
-
White Papers
DAFT: Decoupled Acyclic Fault Tolerance
Sep 2010
Higher transistor counts, lower voltage levels, and reduced noise margin increase the susceptibility of multicore processors to transient faults. Redundant hardware modules can detect such errors,...
Provided by Association for Computing Machinery
-
White Papers
Adding Aggressive Error Correction to a High-Performance Compressing Flash File System
Oct 2009
While NAND flash memories have rapidly increased in both capacity and performance and are increasingly used as a storage device in many embedded systems, their reliability has decreased both...
Provided by Association for Computing Machinery
-
White Papers
Buffer Scheduling Policy for Opportunitic Networks
Jul 2011
In Delay Tolerant Networks (DTNs), the optimal use of buffer management polices can improve the network throughput. In this paper, the authors propose a buffer management strategy called as...
Provided by International Journal of Scientific & Engineering Research
-
White Papers
Three Layered Hierarchical Fault Tolerance Protocol for Mobile Agent System
Jan 2011
A Mobile Agent (MA) is autonomous and identifiable software process that travel through a network of heterogeneous machine and act autonomously on behalf of user. Improving the survivability of MA...
Provided by International Journal of Scientific & Engineering Research
-
White Papers
Mobility Impact on Session Survivability Under the SHIM6 Protocol and Enhancement of Its Rehoming Procedure
Nov 2011
Multihoming is a solution that enables a fault-tolerant access to the Internet by configuring on each network entity several IP addresses associated with distinct ISPs. IPv6 natively allows...
Provided by Academy Publisher
-
White Papers
Adaptive Fault Tolerant Routing in Interconnection Networks: A Review
Mar 2011
A multi-processor / computer systems are connected by varieties of interconnection networks. To enable any non-faulty component (Node / Link) to communicate with any other non-faulty component in...
Provided by International Journal of Advanced Networking and Applications (IJANA)
-
White Papers
A Container-Based Approach to Fault Tolerance in Service-Oriented Architectures
Jan 2008
This paper introduces an innovative approach to improving service availability and reliability. Central to the approach taken are what the author calls fault tolerant service containers. These...
Provided by Lancaster University
-
White Papers
Evaluation and Checkpointing of Fault Tolerant Mobile Agents Execution in Distributed Systems
Jul 2010
The reliable execution of a mobile agent is a very important design issue to build a mobile agent system and many fault-tolerant schemes have been proposed. Hence, in this paper, the authors...
Provided by Academy Publisher
-
White Papers
Support Efficient and Fault-Tolerant Multicast in Bufferless Network-on-Chip
Nov 2011
In this paper, the authors propose three Deflection-Routing-based Multicast (DRM) schemes for a buffer-less NoC. The DRM scheme without packets replication (DRM noPR) sends multicast packet...
Provided by Institute of Electronics, Information and Communication Engineers
-
White Papers
Empirical Study of Least Sensitive FFANN for Weight- Stuck-at Zero Fault
May 2010
An important consideration for neural hardware is its sensitivity to input and weight errors. In this paper, an empirical study is performed to analyze the sensitivity of feed-forward neural...
Provided by International Journal of Computer Applications
-
White Papers
Dynamic Adaptation of Checkpoints and Rescheduling in Grid Computing
May 2010
Grid is a form distributed computing mainly to virtualilze and utilize geographically distributed idle resources. A grid is a distributed computational and storage environment often composed of...
Provided by International Journal of Computer Applications
-
White Papers
VLSI Realization of Artificial Neural Networks With Improved Fault Tolerance
Jun 2010
The feed forward neural network which is a model of the cerebral neural network has in-built fault tolerance. The conventional back-propagation algorithm reduces errors between the learning...
Provided by International Journal of Computer Applications
-
White Papers
Fault Tolerance- Challenges, Techniques and Implementation in Cloud Computing
Jan 2012
Fault tolerance is a major concern to guarantee availability and reliability of critical services as well as application execution. In order to minimize failure impact on the system and...
Provided by International Journal of Computer Science Issues
-
White Papers
TS-PVM: A Fault Tolerant PVM Extension for Real Time Applications
Oct 2009
In this paper, a fault tolerant extension of the de facto message passing system parallel virtual machine, TS- parallel virtual machine, is introduced. This extension enables real time...
Provided by Zarqa Private University
-
White Papers
Reliability Analysis of a Fault Tolerant Switch
Jan 2012
This paper proposes an enhancement to the Tagle-Sharma network, a high performance self routing fault tolerant switch fabric which employs an enhanced scheme of the banyan network. The enhancement...
Provided by International Association of Computer Science & Information Technology (IACSIT)
-
Case Studies
Bloxx Meets the Needs of NHS Lothian
Jul 2008
The Internet plays a major role in the day to day running of any health organisation and NHS Lothian is no different. NHS Lothian had a few key requirements from their solution, principally...
Provided by Bloxx
-
White Papers
Dynamic Atomic Storage Without Consensus
Jun 2009
This paper deals with the emulation of atomic Read/Write (R/W) storage in dynamic asynchronous message passing systems. In static settings, it is well known that atomic R/W storage can be...
Provided by Microsoft
-
White Papers
Fault-Tolerant Business Processes
Jul 2011
Service-Oriented Computing (SOC) paradigm promotes the idea of assembling application components into a network of loosely coupled services. Web services are the most promising SOC-based...
Provided by Universidad Politecnica de Madrid
-
White Papers
Fault-Driven Re-Scheduling for Improving System-Level Fault Resilience
Oct 2007
The productivity of HPC system is determined not only by their performance, but also by their reliability. The conventional method to limit the impact of failures is check-pointing. However,...
Provided by Illinois Institute of Technology
-
White Papers
Bio-Inspired Multi-Period Routing Algorithms in Delay Tolerant Networks
Aug 2011
In this paper, inspired by the impact of incubation period on epidemic dynamics, the authors present a class of routing algorithms for Delay Tolerant Networks (DTN) in which the copies or coded...
Provided by Rensselaer Polytechnic Institute
-
White Papers
K-Fault Tolerance of the Internet AS Graph
Apr 2011
Internet disruptions such as the Northeast Blackout and the Taiwan earthquake highlight the fragility of today's Internet. The authors' goal in this paper is to investigate the robustness of...
Provided by Reed Elsevier
-
White Papers
CBFD: A Count-Based Fault Detection Scheme for Memory Arrays
Mar 2011
The performance-cost benefits enjoyed for decades due to the scaling of device area are challenged by power and reliability constraints. Fixed power envelopes and increases in static and dynamic...
Provided by University of Cyprus
-
White Papers
Analyzing an Integrated Technique for the Software Requirements of a Safety Critical System Based on Software Inspection, Requirements Traceability and Fault Tolerance
Jun 2011
Requirement analysis is important for developing and implementing safety critical systems. The system identified is intended to reduce the risks and fulfils earlier discovered safety requirements....
Provided by VIT UNIVERSITY
-
White Papers
A Formal Method for Developing Provably Correct Fault-Tolerant Systems Using Partial Refinement and Composition
Aug 2009
It is widely agreed that building correct fault-tolerant systems is very difficult. To address this problem, this paper introduces a new model-based approach for developing masking fault-tolerant...
Provided by Naval Research Laboratory
-
White Papers
Variable Density Deployment and Topology Control for the Solution of the Sink-Hole Problem
Sep 2009
The use of mobile sensors is of great relevance to monitor critical areas where sensors cannot be deployed manually. The presence of data collector sinks causes increased energy depletion in their...
Provided by University of Rome
-
White Papers
An Overview of Checkpointing Techniques for Fault Tolerance in Distributed Computing Systems
Jan 2012
Checkpointing is an important feature in distributed computing systems. It gives fault tolerance without requiring additional efforts from the programmer. In order to provide fault tolerance for...
Provided by International Journal of Electronics Communication and Computer Engineering
-
White Papers
A Group-Based Data Transmission Algorithm in Delay Tolerant Sensor Networks
Feb 2012
This paper proposes an efficient data delivery algorithm called Group-based Data Transmission (GDT) for Delay Tolerant Mobile Sensor Networks (DTMSN). In GDT, the authors introduce the principle...
Provided by University of Electronic Science and Technology of China
-
White Papers
Preference Location-Based Routing in Delay Tolerant Networks
Dec 2011
Routing in Delay Tolerant Networks (DTNs) is a challenge due to the fact that the network graph is intermittently connected. However, routing benefits considerably if one can take advantage of...
Provided by University of Electronic Science and Technology of China
-
White Papers
Fault-Tolerant Distributed Reconnaissance
Oct 2010
This paper describes a method to efficiently canvass an area of interest using distributed sensing methods, assisted by fault-tolerant resource management. By implementing multiple aircraft in an...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Graphical Model Based for Robust Fault Diagnosis
Mar 2012
In this paper, robust Fault Detection and Isolation (FDI) design in nonlinear uncertain dynamic system, with chemical and thermodynamic phenomenon, is addressed. The methodology using a Bond Graph...
Provided by International Journal of Computer Science Issues
-
White Papers
Design and Performance Evaluation of a New Irregular Fault-Tolerant Multistage Interconnection Network
Mar 2012
Inter-connecting processors and linking them efficiently to the memory modules in a parallel computer is not an easy task. Hence, an interconnection network that provides the desired connectivity...
Provided by International Journal of Computer Science Issues
-
White Papers
A Survey Using Constraints to Decision-Making for Fault Tolerance in Business Processes
Oct 2010
Sometimes the business processes do not work how it is expected. In these cases, a diagnosis process has to be executed to determine the responsible activity or activities of the fault in order to...
Provided by Universidad de Sevilla
-
White Papers
Byzantine Fault-Tolerance With Commutative Commands
Sep 2011
State machine replication is a popular approach to increasing the availability of computer services. While it has been largely studied in the presence of crash-stop failures and malicious...
Provided by University of Lugano
-
White Papers
MobiCom Poster Abstract: An Energy-Efficient Fault-Tolerant Monitoring System for Sensor Networks
Oct 2007
Because sensors are often deployed in harsh and/or adversarial environments, the sensors or the communication links may fail and hence endanger the mission of the sensor network. Although using...
Provided by Pennsylvania State University
-
White Papers
Intrusion-Tolerant Group Management for Mobile Ad-Hoc Networks
Mar 2009
This paper presents PICO, a generic infrastructure for secure group communication in Mobile Ad-hoc NETworks (MANETs). PICO provides an intrusion-tolerant group management service, allowing clients...
Provided by Johns Hopkins University
-
White Papers
Prime: Byzantine Replication Under Attack
Jun 2010
Existing Byzantine-resilient replication protocols satisfy two standard correctness criteria, safety and liveness, even in the presence of Byzantine faults. The runtime performance of these...
Provided by Johns Hopkins University
-
White Papers
Designing Efficient Algorithms for the Eventually Perfect Failure Detector Class
Oct 2007
The concept of an unreliable failure detector was introduced by Chandra and Toueg as a mechanism that provides (possibly incorrect) information about process failures. This mechanism has been used...
Provided by Academy Publisher
-
White Papers
Algorithms for Fault-Tolerant Topology in Heterogeneous Wireless Sensor Networks
Apr 2008
This paper addresses fault-tolerant topology control in a heterogeneous wireless sensor network consisting of several resource-rich supernodes, used for data relaying, and a large number of...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
On the Possibility of Consensus in Asynchronous Systems
Jan 2011
The authors demonstrate that the leader election and consensus problems are solvable in a timed asynchronous distributed system provided a majority of processes are always eventually able to...
Provided by King Fahd University of Petroleum & Minerals
-
White Papers
A Fault Tolerant, Peer-to-Peer Replication Network
Jan 2011
A peer-to-peer, commonly abbreviated to P2P, is any distributed network architecture composed of participants that make a portion of their resources (such as processing power, disk storage or...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Fault-Tolerant Architecture With Dynamic Wavelength and Bandwidth Allocation Scheme in WDM-EPON
Mar 2008
This study proposes a novel fault-tolerant architecture in WDM-EPON, Cost-based Fault-tolerant WDM-EPON (CFT-WDM-EPON), to provide overall protection. The CFT-WDM-EPON only equips a backup feeder...
Provided by Yuan Ze University
-
White Papers
A Software Based Approach for Providing Network Fault Tolerance in Clusters With UDAPL Interface: MPI Level Design and Performance Evaluation
Jan 2011
In the arena of cluster computing, MPI has emerged as the de facto standard for writing parallel applications. At the same time, introduction of high speed RDMA-enabled interconnects like...
Provided by Ohio State University
-
White Papers
An Efficient Hardware-Software Approach to Network Fault Tolerance With InfiniBand
Jul 2009
In the last decade or so, clusters have observed a tremendous rise in popularity due to excellent price to performance ratio. A variety of Interconnects have been proposed during this period, with...
Provided by Ohio State University
-
White Papers
CIFTS: A Coordinated Infrastructure for Fault-Tolerant Systems
Jun 2009
Considerable work has been done on providing fault tolerance capabilities for different software components on large scale high-end computing systems. Thus far, however, these fault tolerant...
Provided by Indiana University
-
White Papers
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Aug 2009
Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses a query to this sensor...
Provided by Springer Science+Business Media
-
White Papers
A Fault Tolerance Approach for Enterprise Applications
Apr 2008
Service Oriented Architectures (SOAs) have emerged as a preferred solution to tackle the complexity of large-scale, complex, distributed, and heterogeneous systems. Key to successful operation of...
Provided by University of California, San Diego
-
White Papers
Hybrid Full/Incremental Checkpoint/Restart for MPI Jobs in HPC Environments
Jun 2009
As the number of cores in high-performance computing environments keeps increasing, faults are becoming common place. Checkpointing addresses such faults but captures full process images even...
Provided by North Carolina State University
-
White Papers
Proactive Process-Level Live Migration in HPC Environments
Jul 2008
As the number of nodes in high-performance computing environments keeps increasing, faults are becoming common place. Reactive Fault Tolerance (FT) often does not scale due to massive I/O...
Provided by North Carolina State University
-
White Papers
Independent Faults in the Cloud
Jul 2010
Byzantine Fault Tolerant (BFT) protocols are replication-based solutions to the problem of tolerating the arbitrary failures of software and hardware components. The essential assumption for...
Provided by EPFL
-
White Papers
Byzantine Fault Tolerance for Non Deterministic Applications
Jun 2007
All practical applications contain some degree of non-determinism. When such applications are replicated to achieve Byzantine Fault Tolerance (BFT), their nondeterministic operations must be...
Provided by Cleveland State University
-
White Papers
A Byzantine Fault Tolerant Distributed Commit Protocol
Jul 2007
This paper presents a Byzantine fault tolerant distributed commit protocol for transactions running over untrusted networks. The traditional two-phase commit protocol is enhanced by replicating...
Provided by Cleveland State University
-
White Papers
Byzantine Fault Tolerant Coordination for Web Services Atomic Transactions
Jul 2007
This paper presents the mechanisms needed for Byzan-tine fault tolerant coordination of Web services atomic transactions. The mechanisms have been incorporated into an open-source framework...
Provided by Cleveland State University
-
White Papers
A Lightweight Fault Tolerance Framework for Web Services
Aug 2007
This paper presents the design and implementation of a lightweight fault tolerance framework for Web services. With the framework, a Web service can be rendered fault tolerant by replicating it...
Provided by Cleveland State University
-
White Papers
Byzantine Fault Tolerance for Electric Power Grid Monitoring and Control
Apr 2008
The stability of the electric power grid is crucial to every nation's security and well-being. As revealed by a number of large-scale blackout incidents in North America, the data communication...
Provided by Cleveland State University
-
White Papers
Byzantine Fault Tolerant Coordination for Web Services Business Activities
Apr 2008
This paper presents a comprehensive study on the threats towards the coordination services for Web services business activities and explores the most optimal solution to mitigate such threats. A...
Provided by Cleveland State University
-
White Papers
Integrity-Preserving Replica Coordination for Byzantine Fault Tolerant Systems
Jun 2008
The use of good random numbers is essential to the integrity of many mission-critical systems. However, when such systems are replicated for Byzantine fault tolerance, a serious issue arises,...
Provided by Cleveland State University
-
White Papers
Fault Tolerance Middleware for Cloud Computing
Mar 2010
The Low Latency Fault Tolerance (LLFT) middleware provides fault tolerance for distributed applications deployed within a cloud computing or data center environment, using the leader/follower...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
A Game Theoretical View of Byzantine Fault Tolerance Design
Oct 2007
This paper investigates the optimal Byzantine Fault Tolerance (BFT) design strategies from a game theoretical point of view. The problem of BFT is formulated as a constant-sum game played by the...
Provided by RAMS Consultants
-
White Papers
Design and Implementation of a Byzantine Fault Tolerance Framework for Web Services
Dec 2008
Many Web services are expected to run with high degree of security and dependability. To achieve this goal, it is essential to use a Web-services compatible framework that tolerates not only crash...
Provided by Cleveland State University
-
White Papers
Proactive Service Migration for Long-Running Byzantine Fault Tolerant Systems
Mar 2009
This paper describes a proactive recovery scheme based on service migration for long-running Byzantine fault tolerant systems. Proactive recovery is an essential method for ensuring long term...
Provided by Cleveland State University
-
White Papers
A Comparison of Overlay Routing and Multihoming Route Control
Jan 2011
The limitations of BGP routing in the Internet are often blamed for poor end-to-end performance and prolonged connectivity interruptions. Recent work advocates using overlays to effectively bypass...
Provided by Carnegie Mellon University
-
White Papers
Membrane: Operating System Support for Restartable File Systems
Sep 2010
The authors introduce Membrane, a set of changes to the operating system to support restartable file systems. Membrane allows an operating system to tolerate a broad class of file system failures,...
Provided by Association for Computing Machinery
-
White Papers
Tolerating File-System Mistakes With EnvyFS
May 2009
The authors introduce EnvyFS, an N-version local file system designed to improve reliability in the face of file-system bugs. EnvyFS, implemented as a thin VFS-like layer near the top of the...
Provided by University of Wisconsin
-
White Papers
Online Failure Forecast for Fault-Tolerant Data Stream Processing
Dec 2007
In this paper, the authors present a new online failure forecast system to achieve predictive failure management for fault-tolerant data stream processing. Different from previous reactive or...
Provided by University of Illinois
-
White Papers
Multiple-Objective Metric for Placing Multiple Base Stations in Wireless Sensor Networks
Aug 2007
The placement of base stations in wireless sensor networks affects the coverage of sensor nodes, the tolerance against faults or attacks, the energy consumption and the congestion from...
Provided by Korea University
-
White Papers
Achieving Power-Efficiency in Clusters Without Distributed File System Complexity
May 2010
Power-efficient operation is a desirable property, particularly for large clusters housed in datacenters. Recent work has advocated turning off entire nodes to achieve power-proportionality, but...
Provided by Georgia Tech
-
White Papers
Robust and Flexible Power-Proportional Storage
Jun 2010
Power-proportional cluster-based storage is an important component of an overall cloud computing infrastructure. With it, substantial subsets of nodes in the storage cluster can be turned off to...
Provided by Association for Computing Machinery
-
White Papers
Reducing Overhead for Soft Error Coverage in High Availability Systems
Dec 2007
High reliability/availability systems typically use redundant computation and components to achieve detection, isolation and recovery from faults. Chip multiprocessors (CMPs) incorporate multiple...
Provided by University of Wisconsin
-
White Papers
A Light-Weight Cache-Based Fault Detection and Checkpointing Scheme for MPSoCs Enabling Relaxed Execution Synchronization
Oct 2008
While technology advances have made MPSoCs a standard architecture for embedded systems, their applicability is increasingly being challenged by dramatic increases in the amount of device failures...
Provided by Association for Computing Machinery
-
White Papers
Improving Scalability and Fault Tolerance in an Application Management Infrastructure
Jun 2008
This paper explores the challenges associated with distributed application management in large-scale computing environments. In particular, the authors investigate several techniques for extending...
Provided by University of California, San Diego
-
White Papers
Adaptive Virtual Network Provisioning
Sep 2010
In the future, virtual networks will be allocated, maintained and managed much like clouds offering flexibility, extensibility and elasticity with resources acquired for a limited time and even on...
Provided by Association for Computing Machinery
-
White Papers
Using Virtualization to Validate Fault-Tolerant Distributed Systems
Nov 2010
Asynchronous events and complex system state distributed across independent nodes make exposure and diagnosis of flaws in distributed systems a challenge. The difficulties are exacerbated when the...
Provided by University of California, Los Angeles (Anderson)
-
White Papers
Fault Tolerance for HPC With OpenVZ Virtualization by Lite Migration Toolkit
Dec 2010
The reliability of large-scale parallel jobs within a cluster or even across multi-clusters under the Grid or distributed computing environment is a long term issue due to its difficulties...
Provided by National Center for High-Performance Computing (NCHC)
-
White Papers
Microarchitectures for Managing Chip Revenues Under Process Variations
Jun 2007
As transistor feature sizes continue to shrink into the sub-90nm range and beyond, the effects of process variations on critical path delay and chip yields have amplified. A common concept to...
Provided by Northwestern University
-
White Papers
A Discreet, Fault-Tolerant, and Scalable Software Architectural Style for Internet-Sized Networks
Sep 2007
Large networks, such as the Internet, pose an ideal medium for solving computationally intensive problems, such as NP-complete problems, yet no well-scaling architecture for Internet-sized systems...
Provided by University of Southern California
-
White Papers
Implementation of Real-Time Distributed Discrete-Event Execution With Fault Tolerance
Nov 2007
The authors build on PTIDES, a programming model for distributed embedded systems that uses Discrete-Event (DE) models as program specifications. PTIDES improves on distributed DE execution by...
Provided by University of California
-
White Papers
A Novel Failure Detection Algorithm for Reliable Distributed Systems
Oct 2011
A failure detection service is perfect if it eventually detects all failures and every detection correctly identifies a failure that has occurred. Such a perfect failure detection service serves...
Provided by Academy Publisher
-
White Papers
Order Bi-spectrum For Bearing Fault Monitoring and Diagnosis Under Run-up Condition
Sep 2011
Varying speed machinery condition detection and fault diagnosis are more difficult due to non-stationary machine dynamics and vibration. Therefore, most conventional signal processing methods...
Provided by Academy Publisher
-
White Papers
Runtime Asynchronous Fault Tolerance Via Speculation
Jan 2012
Transient faults are emerging as a critical reliability concern in modern microprocessors. Redundant hardware solutions are commonly deployed to detect transient faults, but they are less flexible...
Provided by Association for Computing Machinery
-
White Papers
DAFT: Decoupled Acyclic Fault Tolerance
Sep 2010
Higher transistor counts, lower voltage levels, and reduced noise margin increase the susceptibility of multicore processors to transient faults. Redundant hardware modules can detect such errors,...
Provided by Association for Computing Machinery
-
White Papers
Adding Aggressive Error Correction to a High-Performance Compressing Flash File System
Oct 2009
While NAND flash memories have rapidly increased in both capacity and performance and are increasingly used as a storage device in many embedded systems, their reliability has decreased both...
Provided by Association for Computing Machinery
-
White Papers
Buffer Scheduling Policy for Opportunitic Networks
Jul 2011
In Delay Tolerant Networks (DTNs), the optimal use of buffer management polices can improve the network throughput. In this paper, the authors propose a buffer management strategy called as...
Provided by International Journal of Scientific & Engineering Research
-
White Papers
Three Layered Hierarchical Fault Tolerance Protocol for Mobile Agent System
Jan 2011
A Mobile Agent (MA) is autonomous and identifiable software process that travel through a network of heterogeneous machine and act autonomously on behalf of user. Improving the survivability of MA...
Provided by International Journal of Scientific & Engineering Research
-
White Papers
Mobility Impact on Session Survivability Under the SHIM6 Protocol and Enhancement of Its Rehoming Procedure
Nov 2011
Multihoming is a solution that enables a fault-tolerant access to the Internet by configuring on each network entity several IP addresses associated with distinct ISPs. IPv6 natively allows...
Provided by Academy Publisher
-
White Papers
Adaptive Fault Tolerant Routing in Interconnection Networks: A Review
Mar 2011
A multi-processor / computer systems are connected by varieties of interconnection networks. To enable any non-faulty component (Node / Link) to communicate with any other non-faulty component in...
Provided by International Journal of Advanced Networking and Applications (IJANA)
-
White Papers
A Container-Based Approach to Fault Tolerance in Service-Oriented Architectures
Jan 2008
This paper introduces an innovative approach to improving service availability and reliability. Central to the approach taken are what the author calls fault tolerant service containers. These...
Provided by Lancaster University
-
White Papers
Evaluation and Checkpointing of Fault Tolerant Mobile Agents Execution in Distributed Systems
Jul 2010
The reliable execution of a mobile agent is a very important design issue to build a mobile agent system and many fault-tolerant schemes have been proposed. Hence, in this paper, the authors...
Provided by Academy Publisher
-
White Papers
Support Efficient and Fault-Tolerant Multicast in Bufferless Network-on-Chip
Nov 2011
In this paper, the authors propose three Deflection-Routing-based Multicast (DRM) schemes for a buffer-less NoC. The DRM scheme without packets replication (DRM noPR) sends multicast packet...
Provided by Institute of Electronics, Information and Communication Engineers
-
White Papers
Empirical Study of Least Sensitive FFANN for Weight- Stuck-at Zero Fault
May 2010
An important consideration for neural hardware is its sensitivity to input and weight errors. In this paper, an empirical study is performed to analyze the sensitivity of feed-forward neural...
Provided by International Journal of Computer Applications
-
White Papers
Dynamic Adaptation of Checkpoints and Rescheduling in Grid Computing
May 2010
Grid is a form distributed computing mainly to virtualilze and utilize geographically distributed idle resources. A grid is a distributed computational and storage environment often composed of...
Provided by International Journal of Computer Applications
-
White Papers
VLSI Realization of Artificial Neural Networks With Improved Fault Tolerance
Jun 2010
The feed forward neural network which is a model of the cerebral neural network has in-built fault tolerance. The conventional back-propagation algorithm reduces errors between the learning...
Provided by International Journal of Computer Applications
-
White Papers
Fault Tolerance- Challenges, Techniques and Implementation in Cloud Computing
Jan 2012
Fault tolerance is a major concern to guarantee availability and reliability of critical services as well as application execution. In order to minimize failure impact on the system and...
Provided by International Journal of Computer Science Issues
-
White Papers
TS-PVM: A Fault Tolerant PVM Extension for Real Time Applications
Oct 2009
In this paper, a fault tolerant extension of the de facto message passing system parallel virtual machine, TS- parallel virtual machine, is introduced. This extension enables real time...
Provided by Zarqa Private University
-
White Papers
Reliability Analysis of a Fault Tolerant Switch
Jan 2012
This paper proposes an enhancement to the Tagle-Sharma network, a high performance self routing fault tolerant switch fabric which employs an enhanced scheme of the banyan network. The enhancement...
Provided by International Association of Computer Science & Information Technology (IACSIT)
-
Case Studies
Bloxx Meets the Needs of NHS Lothian
Jul 2008
The Internet plays a major role in the day to day running of any health organisation and NHS Lothian is no different. NHS Lothian had a few key requirements from their solution, principally...
Provided by Bloxx
-
White Papers
Dynamic Atomic Storage Without Consensus
Jun 2009
This paper deals with the emulation of atomic Read/Write (R/W) storage in dynamic asynchronous message passing systems. In static settings, it is well known that atomic R/W storage can be...
Provided by Microsoft
-
White Papers
Fault-Tolerant Business Processes
Jul 2011
Service-Oriented Computing (SOC) paradigm promotes the idea of assembling application components into a network of loosely coupled services. Web services are the most promising SOC-based...
Provided by Universidad Politecnica de Madrid
-
White Papers
Fault-Driven Re-Scheduling for Improving System-Level Fault Resilience
Oct 2007
The productivity of HPC system is determined not only by their performance, but also by their reliability. The conventional method to limit the impact of failures is check-pointing. However,...
Provided by Illinois Institute of Technology
-
White Papers
Bio-Inspired Multi-Period Routing Algorithms in Delay Tolerant Networks
Aug 2011
In this paper, inspired by the impact of incubation period on epidemic dynamics, the authors present a class of routing algorithms for Delay Tolerant Networks (DTN) in which the copies or coded...
Provided by Rensselaer Polytechnic Institute
-
White Papers
K-Fault Tolerance of the Internet AS Graph
Apr 2011
Internet disruptions such as the Northeast Blackout and the Taiwan earthquake highlight the fragility of today's Internet. The authors' goal in this paper is to investigate the robustness of...
Provided by Reed Elsevier
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White Papers
CBFD: A Count-Based Fault Detection Scheme for Memory Arrays
Mar 2011
The performance-cost benefits enjoyed for decades due to the scaling of device area are challenged by power and reliability constraints. Fixed power envelopes and increases in static and dynamic...
Provided by University of Cyprus
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White Papers
Analyzing an Integrated Technique for the Software Requirements of a Safety Critical System Based on Software Inspection, Requirements Traceability and Fault Tolerance
Jun 2011
Requirement analysis is important for developing and implementing safety critical systems. The system identified is intended to reduce the risks and fulfils earlier discovered safety requirements....
Provided by VIT UNIVERSITY
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White Papers
A Formal Method for Developing Provably Correct Fault-Tolerant Systems Using Partial Refinement and Composition
Aug 2009
It is widely agreed that building correct fault-tolerant systems is very difficult. To address this problem, this paper introduces a new model-based approach for developing masking fault-tolerant...
Provided by Naval Research Laboratory
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White Papers
Variable Density Deployment and Topology Control for the Solution of the Sink-Hole Problem
Sep 2009
The use of mobile sensors is of great relevance to monitor critical areas where sensors cannot be deployed manually. The presence of data collector sinks causes increased energy depletion in their...
Provided by University of Rome
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White Papers
An Overview of Checkpointing Techniques for Fault Tolerance in Distributed Computing Systems
Jan 2012
Checkpointing is an important feature in distributed computing systems. It gives fault tolerance without requiring additional efforts from the programmer. In order to provide fault tolerance for...
Provided by International Journal of Electronics Communication and Computer Engineering
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White Papers
A Group-Based Data Transmission Algorithm in Delay Tolerant Sensor Networks
Feb 2012
This paper proposes an efficient data delivery algorithm called Group-based Data Transmission (GDT) for Delay Tolerant Mobile Sensor Networks (DTMSN). In GDT, the authors introduce the principle...
Provided by University of Electronic Science and Technology of China
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White Papers
Preference Location-Based Routing in Delay Tolerant Networks
Dec 2011
Routing in Delay Tolerant Networks (DTNs) is a challenge due to the fact that the network graph is intermittently connected. However, routing benefits considerably if one can take advantage of...
Provided by University of Electronic Science and Technology of China
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White Papers
Fault-Tolerant Distributed Reconnaissance
Oct 2010
This paper describes a method to efficiently canvass an area of interest using distributed sensing methods, assisted by fault-tolerant resource management. By implementing multiple aircraft in an...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Graphical Model Based for Robust Fault Diagnosis
Mar 2012
In this paper, robust Fault Detection and Isolation (FDI) design in nonlinear uncertain dynamic system, with chemical and thermodynamic phenomenon, is addressed. The methodology using a Bond Graph...
Provided by International Journal of Computer Science Issues
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White Papers
Design and Performance Evaluation of a New Irregular Fault-Tolerant Multistage Interconnection Network
Mar 2012
Inter-connecting processors and linking them efficiently to the memory modules in a parallel computer is not an easy task. Hence, an interconnection network that provides the desired connectivity...
Provided by International Journal of Computer Science Issues
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White Papers
A Survey Using Constraints to Decision-Making for Fault Tolerance in Business Processes
Oct 2010
Sometimes the business processes do not work how it is expected. In these cases, a diagnosis process has to be executed to determine the responsible activity or activities of the fault in order to...
Provided by Universidad de Sevilla
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White Papers
Byzantine Fault-Tolerance With Commutative Commands
Sep 2011
State machine replication is a popular approach to increasing the availability of computer services. While it has been largely studied in the presence of crash-stop failures and malicious...
Provided by University of Lugano
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White Papers
Scalable Byzantine Fault-Tolerant Storage
Apr 2011
Byzantine fault-tolerance is a fundamental requirement for many contemporary services. Shorter development cycles, bigger server exposure to attacks, and an inherently hostile network have...
Provided by University of Lugano
