Overload and failure management in service function chaining

Jaewook Lee, Haneul Ko, Dongeun Suh, Seokwon Jang, Sangheon Pack

Research output: Chapter in Book/Report/Conference proceedingConference contribution

14 Citations (Scopus)

Abstract

Service function chaining (SFC) is an emerging technique that provides steering of traffic flows through an ordered set of service functions (SFs). In SFC, high availability is one of the most important issues to be addressed. SF instances within the chain can become unavailable when SF instances are overloaded or failed (e.g., power outage). Therefore, in order to realize highly available SFC, load balancing and fault management for SF instances must be provided. In this paper, we propose an overload and failure management (OFM) module in SFC that consists of the overload management (OM) module and the failure management (FM) module. In the OM module, when the current load at an SF instance exceeds a low-level threshold, a backup SF instance is prepared in advance. Meanwhile, if the current load further exceeds a high-level threshold, flow migration from the current SF instance to the backup SF instance is triggered. The FM module detects the failure of the SF instance by using a failure alarm. Upon detecting the failure, flow migration to the backup SF instance is triggered. We implement the OFM module in OpenDaylight (ODL) and present the experimental validation results.

Original languageEnglish
Title of host publication2017 IEEE Conference on Network Softwarization
Subtitle of host publicationSoftwarization Sustaining a Hyper-Connected World: en Route to 5G, NetSoft 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509060085
DOIs
Publication statusPublished - 2017 Aug 7
Event2017 IEEE Conference on Network Softwarization, NetSoft 2017 - Bologna, Italy
Duration: 2017 Jul 32017 Jul 7

Publication series

Name2017 IEEE Conference on Network Softwarization: Softwarization Sustaining a Hyper-Connected World: en Route to 5G, NetSoft 2017

Other

Other2017 IEEE Conference on Network Softwarization, NetSoft 2017
Country/TerritoryItaly
CityBologna
Period17/7/317/7/7

Bibliographical note

Funding Information:
This work was supported in part by IITP grant funded by the Korea government (MSIP) (No. B0190-16-2012) and in part by the R&D program of MOTIE/KEIT (10051306).

Publisher Copyright:
© 2017 IEEE.

Keywords

  • OpenDaylight (ODL)
  • SFC management
  • Service function chaining (SFC)
  • failure management
  • load balancing

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Software
  • Hardware and Architecture

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