Presentation 2017-07-26
A Study on Implementation Method of Byzantine Fault Tolerant Systems
Takeru Nanao, Yudai Ishikawa, Masashi Imai,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) A fault tolerant system does not cause a failure even if a fault occurs. The algorithm OM has been proposed as a basic Byzantine fault tolerant algorithm for distributed systems. In the algorithm OM, values received through different paths are used in order to agree the correct values. In this study, a fault tolerant PC cluster system is constructed and evaluated using the Raspberry-Pi devices based on the algorithm OM. And then, we try to reduce the number of communications by using MPI group communication instructions in order to improve the performance of the system. However, in the real environments, it is confirmed that the overhead is large and the improvement of the performance is limited. Thus, we propose an implementation method for constructing a more practical fault tolerant system using the DTTR method.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Fault tolerant system / Byzantine fault / PC cluster system / Parallel distributed processing / DTTR(Duplication with Temporary TMR and Reconfiguration) / LVS(Linux Virtual Server)
Paper # DC2017-17
Date of Issue 2017-07-19 (DC)

Conference Information
Committee CPSY / DC / IPSJ-ARC
Conference Date 2017/7/26(3days)
Place (in Japanese) (See Japanese page)
Place (in English) Akita Atorion-Building (Akita)
Topics (in Japanese) (See Japanese page)
Topics (in English) Parallel, Distributed and Cooperative Processing
Chair Koji Nakano(Hiroshima Univ.) / Michiko Inoue(NAIST)
Vice Chair Hidetsugu Irie(Univ. of Tokyo) / Takashi Miyoshi(Fujitsu) / Satoshi Fukumoto(Tokyo Metropolitan Univ.)
Secretary Hidetsugu Irie(Utsunomiya Univ.) / Takashi Miyoshi(Hokkaido Univ.) / Satoshi Fukumoto(Kyoto Sangyo Univ.) / (Tokyo Inst. of Tech.)
Assistant Yasuaki Ito(Hiroshima Univ.) / Tomoaki Tsumura(Nagoya Inst. of Tech.) / Masayuki Arai(Nihon Univ.)

Paper Information
Registration To Technical Committee on Computer Systems / Technical Committee on Dependable Computing / Special Interest Group on System Architecture
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Implementation Method of Byzantine Fault Tolerant Systems
Sub Title (in English)
Keyword(1) Fault tolerant system
Keyword(2) Byzantine fault
Keyword(3) PC cluster system
Keyword(4) Parallel distributed processing
Keyword(5) DTTR(Duplication with Temporary TMR and Reconfiguration)
Keyword(6) LVS(Linux Virtual Server)
1st Author's Name Takeru Nanao
1st Author's Affiliation Hirosaki University(Hirosaki Univ.)
2nd Author's Name Yudai Ishikawa
2nd Author's Affiliation Hirosaki University(Hirosaki Univ.)
3rd Author's Name Masashi Imai
3rd Author's Affiliation Hirosaki University(Hirosaki Univ.)
Date 2017-07-26
Paper # DC2017-17
Volume (vol) vol.117
Number (no) DC-154
Page pp.pp.7-12(DC),
#Pages 6
Date of Issue 2017-07-19 (DC)