Real-time scheduling for optimal energy use
Identifieur interne : 003A28 ( Crin/Corpus ); précédent : 003A27; suivant : 003A29Real-time scheduling for optimal energy use
Auteurs : Bruno Gaujal ; Nicolas Navet ; Cormac WalshSource :
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Abstract
In this paper we present a linear time algorithm to compute a schedule of tasks with real-time constraints that minimizes the total energy consumption on a dynamically variable voltage processor. This result, which is a significant improvement over the classical algorithm, comes as a by-product of a more general continuous optimization problem. We also provide an optimal algorithm when the processor can only take a limited number of clock frequencies.
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<date when="2003" year="2003">2003</date>
<idno type="wicri:Area/Crin/Corpus">003A28</idno>
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<sourceDesc><biblStruct><analytic><title xml:lang="en">Real-time scheduling for optimal energy use</title>
<author><name sortKey="Gaujal, Bruno" sort="Gaujal, Bruno" uniqKey="Gaujal B" first="Bruno" last="Gaujal">Bruno Gaujal</name>
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<author><name sortKey="Navet, Nicolas" sort="Navet, Nicolas" uniqKey="Navet N" first="Nicolas" last="Navet">Nicolas Navet</name>
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<author><name sortKey="Walsh, Cormac" sort="Walsh, Cormac" uniqKey="Walsh C" first="Cormac" last="Walsh">Cormac Walsh</name>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>convex hull.</term>
<term>edf</term>
<term>energy consumption</term>
<term>real-time systems</term>
<term>scheduling</term>
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<front><div type="abstract" xml:lang="en" wicri:score="1896">In this paper we present a linear time algorithm to compute a schedule of tasks with real-time constraints that minimizes the total energy consumption on a dynamically variable voltage processor. This result, which is a significant improvement over the classical algorithm, comes as a by-product of a more general continuous optimization problem. We also provide an optimal algorithm when the processor can only take a limited number of clock frequencies.</div>
</front>
</TEI>
<BibTex type="inproceedings"><ref>gaujal03b</ref>
<crinnumber>A03-R-301</crinnumber>
<category>3</category>
<equipe>TRIO</equipe>
<author><e>Gaujal, Bruno</e>
<e>Navet, Nicolas</e>
<e>Walsh, Cormac</e>
</author>
<title>Real-time scheduling for optimal energy use</title>
<booktitle>{4èmes Journées Francophones d'Etudes Faible Tension Faible Consommation 2003 - FTFC'03, Paris, France}</booktitle>
<year>2003</year>
<month>May</month>
<keywords><e>real-time systems</e>
<e>scheduling</e>
<e>energy consumption</e>
<e>edf</e>
<e>convex hull.</e>
</keywords>
<abstract>In this paper we present a linear time algorithm to compute a schedule of tasks with real-time constraints that minimizes the total energy consumption on a dynamically variable voltage processor. This result, which is a significant improvement over the classical algorithm, comes as a by-product of a more general continuous optimization problem. We also provide an optimal algorithm when the processor can only take a limited number of clock frequencies.</abstract>
</BibTex>
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