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FACULDADE DE ENGENHARIA DA UNIVERSIDADE DO PORTO Interference Aware Scheduling for Cloud Computing Diogo Trindade Basto MestradoIntegradoemEngenhariaInformáticaeComputação Supervisor: JorgeManuelGomesBarbosa March6,2015 Interference Aware Scheduling for Cloud Computing Diogo Trindade Basto Mestrado Integrado em Engenharia Informática e Computação March6,2015 Abstract Computingservicesisagrowingindustryinthelastdecadewithaincreasinglybroaderaudience. Scientificorganizationsusethesegiantcomputationalinfrastructurestoprovidetheircollaborators computationalpowerthattheirpersonalcomputersdonothave,reducingtaskexecutiontimeslike satellitephotoscompilationfromseveraldaystoafewhours. Inordertohousemoreservicesand haveshorterresponsetimesitisnecessarytostudysystemflawsandprimarydelayersandfixthem. ThisreporttargetstaskschedulinginHPCnetworksandstudyvirtualizationtechnologiesandthe problemofinterferencebetweenvirtualmachines. Throughtaskallocationinhoststhatminimize interferenceeffects,executiontimereductionallowthesameresourcestoexecuteabiggernumber oftasksinthesameperiodoftime. Fordemonstrationpurposes,theSimGridplatformisusedto compare results of the proposed algorithm against standard industry algorithms. The presented algorithm demonstrates positive results in the simulation with increased performance in all the tests,achievinga30%increaseinthebestcase. i ii Resumo Aindústriadeserviçoscomputacionaisestáemcrescentedesdeaúltimadécadacomumaatração de público cada vez mais geral. As organizações científicas utilizam estas infraestruturas com- putacionais gigantes para disponibilizarem aos seus colaboradores poder computacional que as suasmáquinasnãopossuem,reduzindootempodeexecuçãodetarefascomocompilaçãodefotos desatélitesdeváriosdiasparapoucashoras. Parapoderalbergarcadavezmaisserviçosetertem- posderespostamaisrápidosénecessárioestudarasfalhasdosistemaeprincipaiscausadoresde atrasosecorrigi-los. Esterelatórioabordaaáreadeescalonamentodetarefasemredescomputa- cionais de alto rendimento e estuda tecnologias de virtualização e o problema de interferências entre máquinas virtuais. Através de alocações de tarefas em nós que minimizem o efeito de in- terferência,areduçãodotempodeexecuçãodetarefaspermiteaosmesmosrecursosexecutarum maiornúmerodetarefasnomesmoperíododetempo. Paraefeitosdedemonstraçãoderesultados éutilizadaaplataformaSimGridecomparadoosresultadosdoalgoritmopropostocontraalgorit- mosjáaplicadosnaindústria. Oalgoritmoapresentadodemonstraresultadossuperioresemtodos ostestesefetuados,chegandoaumaumentode30%nomelhorcaso. iii iv “Longyouliveandhighyoufly smilesyou’llgiveandtearsyou’llcry allyoutouchandallyousee Isallyourlifewilleverbe. ” RogerWaters v vi

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Is all your life will ever be. ” . Software, Platform and Infrastructure as a Service (SaaS,PaaS,IaaS) are Agency (NSA), built their own Clouds so that they can allocate computing power to whichever .. technology, like Docker [MST+05] Aravind Menon, Jose Renato Santos, Yoshio Turner, G John

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Is all your life will ever be. ” . Software, Platform and Infrastructure as a Service (SaaS,PaaS,IaaS) are Agency (NSA), built their own Clouds so that they can allocate computing power to whichever .. technology, like Docker [MST+05] Aravind Menon, Jose Renato Santos, Yoshio Turner, G John

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Author:	Unknown
Publication Year:	2015
Pages:	45
Language:	English
File Size:	0.27
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