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An adaptive DVS checkpointing scheme for fixed-priority tasks with reliability constraints in dependable real-time embedded systems

  • Pohang University of Science and Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

10 Scopus citations

Abstract

Recent research on embedded real-time systems has focused on dynamic power management for fault-tolerance or dependability. In this paper, we provide an adaptive checkpointing scheme for fixed priority-based DVS scheduling in dependable real-time systems. Since there are some trade-offs in selection of dynamic processor scaling in terms of energy consumption and task reliability, we provide an adaptive energy-aware scaling assignment scheme with the feasibility test for fixed-priority scheduling with checkpointing. In the provided scheme, we analyze the number of tolerable faults of a task and the optimal checkpointing interval in order to meet the deadline and guarantee its specified reliability. The feasibility analysis of the fixed priority-based scheduling algorithm in dependable real-time systems is provided as well.

Original languageEnglish
Title of host publicationEmbedded Software and Systems - Third International Conference, ICESS 2007, Proceedings
PublisherSpringer Verlag
Pages560-571
Number of pages12
ISBN (Print)3540726845, 9783540726845
DOIs
StatePublished - 2007
Event3rd International Conference on Embedded Software and Systems, ICESS 2007 - Daegu, Korea, Republic of
Duration: 14 May 200716 May 2007

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume4523 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference3rd International Conference on Embedded Software and Systems, ICESS 2007
Country/TerritoryKorea, Republic of
CityDaegu
Period14/05/0716/05/07

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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