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ID:34850025
大小:2.75 MB
页数:70页
时间:2019-03-12
《基于qos的网格工作流调度模型和算法研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、THERESEARCHoNQoSBASEDGIUDWoRKFLoWSCHEDUL矾GMoDELSANDALGoRITHMSABSTRACT硎disadynamicandopenenvironment、Ⅳ11ichintegIlltesallkindsofdistributedresoWces‰ahugeplatfo肌t0acllieVeresourcesh痂g锄dp删lelcomputing,砌le,suchresourcesmayincludehi曲-pe墒珊a11cecomputers,databaSes,remoteequipmentSorco姗u
2、11ication印paratuS·Girdwo棚owsareof铲eatsi鲥fic趾Ce删lesomel鹕e鲥dapplicationShavecomplexlogicprocessinVolvingmultipleStepsandresources,evenmoreⅡlerearetemporalcontactsbe慨eneachprocess.TheQoS(Qual匆ofService)iskeyfactorin面dwo煳owscheduling删chisuSedtomeaSure也eresoufcepe怕衄a11ceandsatisf.acti
3、onmdicateddegrees.Researc№gonmeQoSbased鲥dwo枷owschedulingproblem,Sev耐algori缸lareproposedinthisp印erref.erringtoschedulingmodelsofvariousQosrepresentation.1.111theeconomic酊denVir0IlIllent谢t11marketmode,timeandcostare“romainQoSrequireme鹏忧leresear出ngg耐worknowproblemsconsideringcostobj
4、ective、梳t11onecons仃a硫.GeneticalgoritllIniffitforsolvillgcombinatorialoptimizationproblemsbutitsometirneshaSde伊adationa11dpremanmtyphenomenon,hI髓unealgoritllmaIldgeneticalgoritllIIliscombinedint11ispapertosolvemeproblem,,nleeXperimentalresultshowSthjsm劬odcanoutpe面衄geneticalgorimma
5、11dfindbestsollltion2·晰threspectt0me鲥dw0础owscheduliIlgproblemsformultipleQoSobjeCtiveswmlesatisf.yillgconsn面nt,eachobjectiveiIltheproblemhaSconnictwitllotllersa11diInpr0V堍oneo场ectiVecanleadsoⅡ1ers’weaken,soac叫lyresultsareuS谢lydenotedⅢ.浙江工业大学硕士学位论文aSasetofParetonon-in矗谢orsolutionS
6、.Di艉rentialeV01utiona巧aLl90rithmknownaS趣abili哆tosolVemulti—objectiVeprobIemsispr叩osedtocombineiIltoi衄u11ea11dgeneticalgorimmi11thepaper,Theexperirnentalresunindicatesthe印proachmemionedca芏lacmeVeoptimalresults.3.Usingheterogeneousdatat0r印resentQoSof舒dresources晰threaln啪bers,inteⅣaL
7、lnumberSa11d缸zzymlmbersinViewofuncenaintyofgridenvironment,mixedandmuhi—attributesdecisionmal(ingapproachbaSedongreyrelationala11a】ysisispfoposedt0eValua_tetllecoⅡ1prehensiveQual匆ofServices谢tllheterogeneousda.ta勺,pes.Suchmemodasdescribedisadoptedin面d、Ⅳ0rknowschedulingtosortcarldi
8、dateservicesand鲥det11echoices.E五fectiVen
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