Keyword : software rejuvenation

Optimal Rejuvenation Policies for Non-Markovian Availability Models with Aperiodic Checkpointing
Junjun ZHENG Hiroyuki OKAMURA Tadashi DOHI 
Publication:   
Publication Date: 2020/10/01
Vol. E103-D  No. 10 ; pp. 2133-2142
Type of Manuscript:  PAPER
Category: Dependable Computing
Keyword: 
software rejuvenation, checkpointing, optimal rejuvenation policy, non-Markovian process, phase expansion, steady-state availability, point-wise availability, 
 Summary | Full Text:PDF
Quantifying Resiliency of Virtualized System with Software Rejuvenation
Hiroyuki OKAMURA Jungang GUAN Chao LUO Tadashi DOHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/10/01
Vol. E98-A  No. 10 ; pp. 2051-2059
Type of Manuscript:  Special Section PAPER (Special Section on Recent Developments on Reliability, Maintainability and Dependability)
Category: 
Keyword: 
virtualized system, software rejuvenation, system resiliency, continuous-time Markov chain, PH approximation, 
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Optimal Trigger Time of Software Rejuvenation under Probabilistic Opportunities
Hiroyuki OKAMURA Tadashi DOHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/09/01
Vol. E96-D  No. 9 ; pp. 1933-1940
Type of Manuscript:  Special Section PAPER (Special Section on Dependable Computing)
Category: 
Keyword: 
software aging, software rejuvenation, time-triggered policy, opportunity-based policy, renewal process, Markovian arrival process, optimization, 
 Summary | Full Text:PDF
Comparing Software Rejuvenation Policies under Different Dependability Measures
Tadashi DOHI Hiroaki SUZUKI Kishor S. TRIVEDI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/08/01
Vol. E87-D  No. 8 ; pp. 2078-2085
Type of Manuscript:  PAPER
Category: Dependable Computing
Keyword: 
software rejuvenation, software aging, system availability, mean up rate, preventive maintenance, numerical optimization, fault management, design diversity, 
 Summary | Full Text:PDF
Discrete Availability Models to Rejuvenate a Telecommunication Billing Application
Tadashi DOHI Kazuki IWAMOTO Hiroyuki OKAMURA Naoto KAIO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/10/01
Vol. E86-B  No. 10 ; pp. 2931-2939
Type of Manuscript:  Special Section PAPER (IEICE/IEEE Joint Special Issue on Assurance Systems and Networks)
Category: Network Systems and Applications
Keyword: 
software rejuvenation, telecommunication billing application, fault management, availability, discrete-time models, non-parametric estimation, high assurance systems design, 
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Cost-Effective Analysis of Software Systems with Periodic Rejuvenation
Hiroaki SUZUKI Tadashi DOHI Hiroyuki OKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/12/01
Vol. E85-A  No. 12 ; pp. 2923-2932
Type of Manuscript:  PAPER
Category: Reliability, Maintainability and Safety Analysis
Keyword: 
preventive maintenance, software rejuvenation, cost effectiveness, total time on test, non-parametric estimation, 
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Performance Evaluation of Workload-Based Software Rejuvenation Scheme
Hiroyuki OKAMURA Satoshi MIYAHARA Tadashi DOHI Shunji OSAKI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/10/01
Vol. E84-D  No. 10 ; pp. 1368-1375
Type of Manuscript:  Special Section PAPER (IEICE/IEEE Joint Special Issue on Autonomous Decentralized Systems and Systems' Assurance)
Category: Issues
Keyword: 
preventive maintenance, software rejuvenation, dependability, software aging, workload-based control, 
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