Results 241 to 250 of about 3,019,176 (294)

Methods and opportunities for rejuvenation in aging distributed software systems

open access: yesJournal of Systems and Software, 2010
In this paper we describe several methods for detecting the need for software rejuvenation in mission critical systems that are subjected to worm infection, and introduce new software rejuvenation algorithms.
Alberto Avritzer
exaly   +2 more sources

Fine grained software degradation models for optimal rejuvenation policies

open access: yesPerformance Evaluation, 2001
In this paper we address the problem of preventive maintenance of operational software systems, an approach recently proposed to counteract the phenomenon of software "aging".
Cosimo Anglano   +2 more
exaly   +2 more sources
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Optimization of partial software rejuvenation policy

Reliability Engineering and System Safety, 2019
Abstract This paper models a real-time software system performing state-based partial rejuvenations for counteracting performance deterioration effects caused by software aging. The decision on performing each rejuvenation, recovery state and corresponding rejuvenation time depend on both the system degradation level (state) and task operations ...
Gregory Levitin   +2 more
exaly   +2 more sources

Software rejuvenation on a PKI

2010 IEEE Second International Workshop on Software Aging and Rejuvenation, 2010
One of the major issues for PKI-based mechanisms is the validity of user's certificate. In order to examine whether a certificate is valid or not, the PKI Certificate Authority (CA) has to check the most recent Certificate Revocation List (CRL) that maintains. But the CRL is not always available when is needed.
Agapios N. Platis, Vasilis P. Koutras
openaire   +1 more source

Software Rejuvenation in the Cloud

Proceedings of the Fifth International Conference on Simulation Tools and Techniques, 2012
In this paper, we investigate how software rejuvenation can be used in a Cloud environment to increase the availability of a virtualized system composed of a single virtual machine monitor (VMM) on top of which a certain number of virtual machines (VMs) can be instantiated.
BRUNEO, Dario   +4 more
openaire   +3 more sources

Optimization of Two-Granularity Software Rejuvenation Policy Based on the Markov Regenerative Process

open access: yesIEEE Transactions on Reliability, 2016
© 1963-2012 IEEE. Software rejuvenation is a proactive software control technique that is used to improve a computing system performance when it suffers from software aging.
Rivalino Matias Jr   +2 more
exaly   +2 more sources

Software Rejuvenation and Replicated Rejuvenated Services

2007 5th IEEE International Conference on Industrial Informatics, 2007
In this paper, the software rejuvenation model, designed for a continuously running non-replicated application, is extended for the case of distributed systems with rejuvenated replicated services. It identifies to which extent an increase in availability can be achieved and how the cost associated with downtime can be reduced using software ...
Rodica Tirtea, Geert Deconinck
openaire   +1 more source

A framework of software rejuvenation for survivability

18th International Conference on Advanced Information Networking and Applications, 2004. AINA 2004., 2004
We propose a novel approach of the security issue to survivability. The main objectives are to detect the attacks in real time, to characterize the attacks, and to survive in face of the attacks. To counteract the attacks' attempts, we perform the software rejuvenation methods (SWRMS) such as killing the intruders' processes in their tracks, halting ...
Khin Mi Mi Aung, Jong Sou Park
openaire   +2 more sources

Software rejuvenation in cluster computing systems with dependency between nodes

open access: yesComputing (Vienna/New York), 2014
NoSoftware rejuvenation is a preventive and proactive fault management technique that is particularly useful for counteracting the phenomenon of software aging, aimed at cleaning up the system internal state to prevent the occurrence of future failure ...
Geyong Min, Menghui Yang, Weikang Yang
exaly   +2 more sources

A Comprehensive Model for Software Rejuvenation

IEEE Transactions on Dependable and Secure Computing, 2005
Recently, the phenomenon of software aging, one in which the state of the software system degrades with time, has been reported. This phenomenon, which may eventually lead to system performance degradation and/or crash/hang failure, is the result of exhaustion of operating system resources, data corruption, and numerical error accumulation.
Kalyanaraman Vaidyanathan   +1 more
openaire   +2 more sources

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