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http://repo.lib.jfn.ac.lk/ujrr/handle/123456789/10022Full metadata record
| DC Field | Value | Language |
|---|---|---|
| dc.contributor.author | Jananie, J. | - |
| dc.contributor.author | Li Chen | - |
| dc.contributor.author | Fei Xu | - |
| dc.contributor.author | BoLi | - |
| dc.date.accessioned | 2023-12-29T08:01:16Z | - |
| dc.date.available | 2023-12-29T08:01:16Z | - |
| dc.date.issued | 2021 | - |
| dc.identifier.uri | http://repo.lib.jfn.ac.lk/ujrr/handle/123456789/10022 | - |
| dc.description.abstract | Withtheabilitytosimplifythecodedeployment withone-clickuploadandlightweightexecution,serverlesscomputinghasemergedasapromisingparadigmwithincreasing popularity.However,thereremainopenchallengeswhenadapting data-intensiveanalyticsapplicationstotheserverlesscontext,in whichusersofserverlessanalyticsencounterwiththedifficultyin coordinatingcomputationacrossdifferentstagesandprovisioningresourcesinalargeconfigurationspace.Thispaperpresents ourdesignandimplementationofAstra,whichconfiguresand orchestratesserverlessanalyticsjobsinanautonomousmanner, whiletakingintoaccountflexibly-specifieduserrequirements. Astrareliesonthemodelingofperformanceandcostwhich characterizestheintricateinterplayamongmulti-dimensional factors(e.g.,functionmemorysize,degreeofparallelismat eachstage).Weformulateanoptimizationproblembasedon user-specificrequirementstowardsperformanceenhancementor costreduction,anddevelopasetofalgorithmsbasedongraph theorytoobtainoptimaljobexecution.WedeployAstrainthe AWSLambdaplatformandconductreal-worldexperimentsover threerepresentativebenchmarkswithdifferentscales.Results demonstratethatAstracanachievetheoptimalexecutiondecision forserverlessanalytics,byimprovingtheperformanceof21% to60%underagivenbudgetconstraint,andresultingina costreductionof20%to80%withoutviolatingperformance requirement,whencomparedwiththreebaselineconfiguration algorithms. | en_US |
| dc.language.iso | en | en_US |
| dc.publisher | IEEE | en_US |
| dc.subject | Cloudcomputing | en_US |
| dc.subject | Serverless computing | en_US |
| dc.subject | Resource provisioning | en_US |
| dc.subject | Modeling | en_US |
| dc.subject | Optimization | en_US |
| dc.title | Astra: Autonomous Server less Analytics with Cost-Efficiency and QoS-Awareness | en_US |
| dc.type | Article | en_US |
| Appears in Collections: | Computer Engineering | |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| AstraAutonomousServerlessAnalyticswith Cost-EfficiencyandQoS-Awareness.pdf | 454.34 kB | Adobe PDF | View/Open |
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