software fault-tolerant systems
Reliability simulation of fault-tolerant software and systems
... used fault tolerant architectures, ...the software versions, and failure probabilities and rates for the hardware ...related fault, failure behav- ior of the acceptance test = voter, ...
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Assessing the Reliability of Diverse Fault-Tolerant Systems
... (channel software designs) are produced ‘independently’, their failures are more likely to happen on certain demands than on others, which leads to positive ...
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Empirical evaluation of accuracy of mathematical software used for availability assessment of fault-tolerant computer systems
... The software utility EXPMETH implements a special numerical method of solving stiff differential equations – the “exponential” method, studied by O. Arushanyan and S. Zaliotkin [4]. It is based on an accurate ...
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Reliability Assessment of Legacy Safety-Critical Systems Upgraded with Fault-Tolerant Off-the-Shelf Software
... The proposed approach based on recalibration is somewhat similar to the Bayesian procedure developed in [14] for components with independently distributed pfds, in which the authors use a combination of black-box ...
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Attributes of fault-tolerant distributed file systems
... errors for which recovery is not possible determine the set of errors which can be handled via hardware and those to be mechanisms identify software mechanisms to handle the remaining se[r] ...
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A Review Of Fault Tolerant Scheduling In Multicore Systems
... proposed fault tolerant method outflanks both TMR and DMR methods about 35% in ...the fault so have to use separate mechanism for fault recovery ...In software based fault ...
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Synthesizing Fault Tolerant Safety Critical Systems
... system fault tolerance. But, in case of safety critical systems, safety specification of the system is the major concern and consistency of system performance and proper execution of the system need to be ...
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Models of Reliability of Fault-Tolerant Software Under Cyber-Attacks
... of software used in industrial control ...non-compromised software. The model is then extended to cover a fault tolerant architecture, such as the 1-out-of-2 software, popu- lar for ...
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Bayesian reliability assessment of legacy safety-critical systems upgraded with fault-tolerant off-the-shelf software
... The proposed approach based on recalibration is somewhat similar to the Bayesian procedure developed in [14] for components with independently distributed pfds, in which the authors use a combination of black-box ...
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Bayesian reliability assessment of legacy safety-critical systems upgraded with fault-tolerant off-the-shelf software
... Permanent repository link: http://openaccess.city.ac.uk/13228/ Link to published version: http://dx.doi.org/10.1016/j.ress.2013.03.017 Copyright and reuse: City Research Online aims to m[r] ...
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A Study on Important Considerations for Designing Fault Tolerant Systems
... e systems to be Fault ...a fault th at is h ap p en in g o r h as already happened in either the so ftware o r h ard ware in th e s ystem in which the software is running in o rd er to p ro v ...
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An Efficient Fault-Tolerant method for Distributed Computation Systems
... a software crash, a hardware failure, or a power loss, etc. Systems may fail for many reasons [32]: (i) It may have been specified erroneously, leading to an incorrect design; (ii) It may contain a ...
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Design of Fault-tolerant Controller for Modular Multi-level Converters.
... avionics systems. In this mechanism, each software level use separate memory pages, stack, private data and inter-level shared ...the software level, having a backup of the available data might be ...
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Assessing the reliability of diverse fault-tolerant software-based systems
... statistical inference. Standard techniques for statistical inference are divided into "classical" and "Bayesian". Their applications to estimating the reliability of a system as a black box (i.e., ...
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The effect of testing on reliability of fault-tolerant software
... build fault-tolerant systems from diverse versions, the overall system reliability will depend upon both the level of diversity achieved and the individual reliability of the ...
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Fault tolerant software systems using software configurations for cloud computing
... c) Preemptive Migration: Migration of processes, oper- ating systems and virtual machines enable load balancing, efficient resource usage, fault management and system maintenance. Migration of virtual ...
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Assessing Asymmetric Fault-Tolerant Software
... symmetric systems is that if a change in one of the two versions improves its pfd, this does not guarantee improvement of the system pfd, but might even make it worse, if the increase in version reliability has ...
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Control Reconfiguration of a Boiler-Turbine Unit After Actuator Faults
... identify fault intensity for any of fault cases in one ...in fault problems and can easily be solved by all FTC solutions, but fail of an actuator is always an intense difficulty, and there are ...
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Design of Efficient Reversible Fault tolerant Adder/Subtractor
... The proposed design will work singly a unit which consists of both adder and subtractor. The design will consists of control line ctrl which will selects adder or subtractor according the control logic input i.e. when ...
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A New Control for the Stochastic Distribution Systems
... Abstract. In our work, the new control for the Stochastic Distribution Systems is study. A novel model transformation is investigated, Achieving the goals that the closed-loop Stochastic Distribution System is ...
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