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Author:

Gao, Fang (Gao, Fang.) | Huang, Zhangqin (Huang, Zhangqin.) (Scholars:黄樟钦) | Wang, Shulong (Wang, Shulong.) | Wang, Zheng (Wang, Zheng.)

Indexed by:

CPCI-S

Abstract:

Time consistency of each node and each core is one of the kernel problems that must be addressed to promote the development of many-core cluster system that keeps the distributed system in step, and it is the basis of performance evaluation. In this study, a new model of hybrid time synchronization architecture was established to improve the precision of internal clock synchronization of a many-core cluster and the accuracy of time. First, some clock synchronization method was compared for clock synchronization model decision. Second, a high precision time acquire method based on was explored. Third, a hybrid clock synchronization and time acquire architecture on cluster system was designed to enhance the time precision and internal clock consistency. Finally, the architecture was implemented on a Zynq SoC and Epiphany many-core processor combined platform. An experiment was conducted to evaluate the precision and accuracy of this architecture. The result shows that the hybrid architecture achieved a higher level time precision and internal clock consistency than common clock synchronization method like NTP. And result demonstrates the promising application of the proposed architecture in study many-core cluster system and in supplying reliable time reference for the evaluation of distributed system performance.

Keyword:

distributed computing NTP high performance embedded computing time synchronization IEEE 1588

Author Community:

  • [ 1 ] [Gao, Fang]Beijing Univ Technol Beijing, Beijing Adv Innovat Ctr Future Internet Technol, Beijing, Peoples R China
  • [ 2 ] [Huang, Zhangqin]Beijing Univ Technol Beijing, Beijing Adv Innovat Ctr Future Internet Technol, Beijing, Peoples R China
  • [ 3 ] [Wang, Shulong]Beijing Univ Technol Beijing, Beijing Adv Innovat Ctr Future Internet Technol, Beijing, Peoples R China
  • [ 4 ] [Wang, Zheng]Beijing Univ Technol Beijing, Beijing Adv Innovat Ctr Future Internet Technol, Beijing, Peoples R China
  • [ 5 ] [Gao, Fang]Beijing Univ Technol Beijing, Beijing Engn Res Ctr IoT Software & Syst, Beijing, Peoples R China
  • [ 6 ] [Huang, Zhangqin]Beijing Univ Technol Beijing, Beijing Engn Res Ctr IoT Software & Syst, Beijing, Peoples R China
  • [ 7 ] [Wang, Shulong]Beijing Univ Technol Beijing, Beijing Engn Res Ctr IoT Software & Syst, Beijing, Peoples R China
  • [ 8 ] [Wang, Zheng]Beijing Univ Technol Beijing, Beijing Engn Res Ctr IoT Software & Syst, Beijing, Peoples R China

Reprint Author's Address:

  • 黄樟钦

    [Huang, Zhangqin]Beijing Univ Technol Beijing, Beijing Adv Innovat Ctr Future Internet Technol, Beijing, Peoples R China;;[Huang, Zhangqin]Beijing Univ Technol Beijing, Beijing Engn Res Ctr IoT Software & Syst, Beijing, Peoples R China

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Source :

2016 2ND IEEE INTERNATIONAL CONFERENCE ON COMPUTER AND COMMUNICATIONS (ICCC)

Year: 2016

Page: 2645-2649

Language: English

Cited Count:

WoS CC Cited Count: 2

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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