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Paper Abstract and Keywords
Presentation 2021-11-26 09:55
Proposal of Class-Free Time-Aware Shaper for Deterministic Periodic Control in a Multitenancy Environment
Hiroki Iwasawa, Nobuhiro Azuma, Takahide Kitsu, Hitoshi Masutani, Takeshi Kuwahara (NTT) NS2021-89
Abstract (in Japanese) (See Japanese page) 
(in English) One of the key technologies that Society 5.0 aims to achieve is Cyber-Physical System (CPS). CPS is a concept of a system which real world and cyberspace are closely coordinated with each other. CPS analyzes various data in the real world in cyberspace and gives feedback to the real world. It is expected to be applied in various fields such as transportation and medical care. Due to the nature of the feedback to the real world, CPS requires real-time performance that has not been required for conventional Web applications. In order to deploy the various real-time services nationwide at low cost and flexibly, Time-Sensitive Networking, a technology which provides real-timeliness over standard Ethernet networks, and multi-tenant data centers, which have been the mainstream in recent years, are considered promising. However, in order to use Time-Aware shaper (TAS) in TSN, it is necessary to specify the traffic class and timing strictly in advance. Therefore, it is difficult to apply TAS to data centers shared by multiple users. In this paper, we propose a Class-Free Time-Aware Shaper that dynamically assigns the class and timing to applications. Our proposed method can eliminate user-side configuration and configuration in the entire TSN domain. We implemented the proposed method as a queueing discipline on Linux kernel and evaluated it with Kubernetes. As a result, we confirmed that the jitter of all applications can be suppressed to less than 10 μs without user-side and domain-wide configuration.
Keyword (in Japanese) (See Japanese page) 
(in English) TSN / Time-Aware Shaper / Container-Based Virtualization / CPS / / / /  
Reference Info. IEICE Tech. Rep., vol. 121, no. 262, NS2021-89, pp. 30-35, Nov. 2021.
Paper # NS2021-89 
Date of Issue 2021-11-18 (NS) 
ISSN Online edition: ISSN 2432-6380
Copyright
and
reproduction
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034)
Download PDF NS2021-89

Conference Information
Committee CQ ICM NS NV  
Conference Date 2021-11-25 - 2021-11-26 
Place (in Japanese) (See Japanese page) 
Place (in English) JR Hakata Stn. Hakata EkiHigashi Rental Room 
Topics (in Japanese) (See Japanese page) 
Topics (in English) Network quality, Network measurement/management, Network virtualization, Network service, Blockchain, Security, Network intelligence/AI, etc. 
Paper Information
Registration To NS 
Conference Code 2021-11-CQ-ICM-NS-NV 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Proposal of Class-Free Time-Aware Shaper for Deterministic Periodic Control in a Multitenancy Environment 
Sub Title (in English)  
Keyword(1) TSN  
Keyword(2) Time-Aware Shaper  
Keyword(3) Container-Based Virtualization  
Keyword(4) CPS  
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1st Author's Name Hiroki Iwasawa  
1st Author's Affiliation Nippon Telegraph and Telephone Corporation (NTT)
2nd Author's Name Nobuhiro Azuma  
2nd Author's Affiliation Nippon Telegraph and Telephone Corporation (NTT)
3rd Author's Name Takahide Kitsu  
3rd Author's Affiliation Nippon Telegraph and Telephone Corporation (NTT)
4th Author's Name Hitoshi Masutani  
4th Author's Affiliation Nippon Telegraph and Telephone Corporation (NTT)
5th Author's Name Takeshi Kuwahara  
5th Author's Affiliation Nippon Telegraph and Telephone Corporation (NTT)
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Speaker Author-1 
Date Time 2021-11-26 09:55:00 
Presentation Time 25 minutes 
Registration for NS 
Paper # NS2021-89 
Volume (vol) vol.121 
Number (no) no.262 
Page pp.30-35 
#Pages
Date of Issue 2021-11-18 (NS) 


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