Presentation 2002/5/17
A method for evaluating time complexity of distributed algorithms on the asynchronous state-communication model
Yoshihiro NAKAMINAMI, Toshimitsu MASUZAWA,
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Abstract(in English) DiDistributed systems are commonly modeled by asynchronous models where no assumption is made about process execution speed. The asynchronous model is preferable to the synchronous one because the model reflects the fact that a distributed system consists of computers with different process speed. However, the asynchrony of the system makes it difficult to evaluate time complexity of distributed algorithms. In this paper, we define linear state-transition algorithms, a class of distributed algorithms, in the state-communication model and show that (ideal) time complexity of the algorithms in the asynchronous distributed model is derived from analysis of their synchronous execution, where all processes are synchronized in the lock-step fashion. This provides an effective method for evaluating time complexity of the linear state-transition algorithms in the asynchronous distributed model. We also demonstrate the effectiveness of the method by applying it to the self-stabilizing alternator.
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Keyword(in English) distributed system / distributed algorithm / asynchronous model / time complexity / synchronous execution / linear state-transition algorithm
Paper # COMP 2002-9
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Committee COMP
Conference Date 2002/5/17(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language JPN
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Title (in English) A method for evaluating time complexity of distributed algorithms on the asynchronous state-communication model
Sub Title (in English)
Keyword(1) distributed system
Keyword(2) distributed algorithm
Keyword(3) asynchronous model
Keyword(4) time complexity
Keyword(5) synchronous execution
Keyword(6) linear state-transition algorithm
1st Author's Name Yoshihiro NAKAMINAMI
1st Author's Affiliation Graduate School of Engineering Science, Osaka University()
2nd Author's Name Toshimitsu MASUZAWA
2nd Author's Affiliation Graduate School of Engineering Science, Osaka University
Date 2002/5/17
Paper # COMP 2002-9
Volume (vol) vol.102
Number (no) 90
Page pp.pp.-
#Pages 8
Date of Issue