{"id":"https://openalex.org/W3039707511","doi":"https://doi.org/10.1109/access.2020.3006171","title":"A Multi-Objective Optimized Service Level Agreement Approach Applied on a Cloud Computing Ecosystem","display_name":"A Multi-Objective Optimized Service Level Agreement Approach Applied on a Cloud Computing Ecosystem","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3039707511","doi":"https://doi.org/10.1109/access.2020.3006171","mag":"3039707511"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.3006171","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3006171","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09129701.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09129701.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006780044","display_name":"Leonildo Jos\u00e9 de Melo de Azevedo","orcid":"https://orcid.org/0000-0002-1286-3108"},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Leonildo Jose de Melo de Azevedo","raw_affiliation_strings":["Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-1286-3108","affiliations":[{"raw_affiliation_string":"Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065655419","display_name":"J\u00falio C\u00e9zar Estrella","orcid":"https://orcid.org/0000-0003-0524-3274"},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Julio Cezar Estrella","raw_affiliation_strings":["Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-0524-3274","affiliations":[{"raw_affiliation_string":"Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037695680","display_name":"Cl\u00e1udio Fabiano Motta Toledo","orcid":"https://orcid.org/0000-0003-4776-8052"},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Claudio Fabiano Motta Toledo","raw_affiliation_strings":["Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-4776-8052","affiliations":[{"raw_affiliation_string":"Institute of Mathematics and Computer Sciences (ICMC), University of S\u00e3o Paulo (USP), S\u00e3o Carlos, Brazil","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034183970","display_name":"Stephan Reiff\u2010Marganiec","orcid":"https://orcid.org/0000-0001-6456-7063"},"institutions":[{"id":"https://openalex.org/I22128151","display_name":"University of Derby","ror":"https://ror.org/02yhrrk59","country_code":"GB","type":"education","lineage":["https://openalex.org/I22128151"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Stephan Reiff-Marganiec","raw_affiliation_strings":["School of Electronics, Computing and Mathematics, University of Derby, Derby, U.K"],"raw_orcid":"https://orcid.org/0000-0001-6456-7063","affiliations":[{"raw_affiliation_string":"School of Electronics, Computing and Mathematics, University of Derby, Derby, U.K","institution_ids":["https://openalex.org/I22128151"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5006780044"],"corresponding_institution_ids":["https://openalex.org/I17974374"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.392,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.86514321,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"8","issue":null,"first_page":"122469","last_page":"122479"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.8270175457000732},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7070404291152954},{"id":"https://openalex.org/keywords/service-level-agreement","display_name":"Service-level agreement","score":0.5275087952613831},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.45205044746398926},{"id":"https://openalex.org/keywords/ecosystem","display_name":"Ecosystem","score":0.4486732482910156},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1818656325340271},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.0949525535106659},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.08030655980110168}],"concepts":[{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.8270175457000732},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7070404291152954},{"id":"https://openalex.org/C2778160497","wikidata":"https://www.wikidata.org/wiki/Q869830","display_name":"Service-level agreement","level":3,"score":0.5275087952613831},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.45205044746398926},{"id":"https://openalex.org/C110872660","wikidata":"https://www.wikidata.org/wiki/Q37813","display_name":"Ecosystem","level":2,"score":0.4486732482910156},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1818656325340271},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0949525535106659},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.08030655980110168},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/access.2020.3006171","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3006171","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09129701.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:003001192","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ACCESS.2020.3006171","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"reponame:Reposit\u00f3rio Institucional da USP (Biblioteca Digital da Produ\u00e7\u00e3o Intelectual)","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:derby.openrepository.com:10545/624961","is_oa":false,"landing_page_url":"http://hdl.handle.net/10545/624961","pdf_url":null,"source":{"id":"https://openalex.org/S4306402138","display_name":"University of Derby Online Research Archive. (University of Derby)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I22128151","host_organization_name":"University of Derby","host_organization_lineage":["https://openalex.org/I22128151"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"pmh:oai:doaj.org/article:80c0c07ccbc14102b886ad7468de4bda","is_oa":true,"landing_page_url":"https://doaj.org/article/80c0c07ccbc14102b886ad7468de4bda","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 8, Pp 122469-122479 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.3006171","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3006171","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09129701.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.6100000143051147,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G2486662831","display_name":null,"funder_award_id":"2013/07375-","funder_id":"https://openalex.org/F4320320997","funder_display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo"},{"id":"https://openalex.org/G2762345005","display_name":null,"funder_award_id":"2013/07375-0","funder_id":"https://openalex.org/F4320336397","funder_display_name":"Centro de Ci\u00eancias Matem\u00e1ticas Aplicadas \u00e0 Ind\u00fastria"},{"id":"https://openalex.org/G2971146730","display_name":null,"funder_award_id":"15/11623-4","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G390121578","display_name":null,"funder_award_id":"2013/07375-0","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G5990746028","display_name":null,"funder_award_id":"2013/07375-0","funder_id":"https://openalex.org/F4320320997","funder_display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo"},{"id":"https://openalex.org/G6385598049","display_name":null,"funder_award_id":"16/14219-2","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G6669552033","display_name":null,"funder_award_id":"2013/07375-0","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"}],"funders":[{"id":"https://openalex.org/F4320320997","display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","ror":"https://ror.org/02ddkpn78"},{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"},{"id":"https://openalex.org/F4320336397","display_name":"Centro de Ci\u00eancias Matem\u00e1ticas Aplicadas \u00e0 Ind\u00fastria","ror":null},{"id":"https://openalex.org/F4320337380","display_name":"Division of Mathematical Sciences","ror":"https://ror.org/051fftw81"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3039707511.pdf","grobid_xml":"https://content.openalex.org/works/W3039707511.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W1262401806","https://openalex.org/W1593916827","https://openalex.org/W1984511722","https://openalex.org/W1993628331","https://openalex.org/W1998373250","https://openalex.org/W2003074920","https://openalex.org/W2014163678","https://openalex.org/W2015191101","https://openalex.org/W2034603054","https://openalex.org/W2038053785","https://openalex.org/W2038845023","https://openalex.org/W2038869203","https://openalex.org/W2042039222","https://openalex.org/W2043137938","https://openalex.org/W2046510904","https://openalex.org/W2049370607","https://openalex.org/W2086842426","https://openalex.org/W2087656234","https://openalex.org/W2097243167","https://openalex.org/W2098522719","https://openalex.org/W2111129781","https://openalex.org/W2117939791","https://openalex.org/W2120998288","https://openalex.org/W2122365102","https://openalex.org/W2126105956","https://openalex.org/W2131646073","https://openalex.org/W2136377064","https://openalex.org/W2139473025","https://openalex.org/W2148459868","https://openalex.org/W2157362974","https://openalex.org/W2174885404","https://openalex.org/W2255830676","https://openalex.org/W2276629685","https://openalex.org/W2278665952","https://openalex.org/W2751669577"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4244478748","https://openalex.org/W3150465815","https://openalex.org/W4223488648","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W1997222214","https://openalex.org/W2560439919"],"abstract_inverted_index":{"The":[0],"cloud":[1],"ecosystem":[2],"provides":[3],"transformative":[4],"advantages":[5],"that":[6,52,108,112],"allow":[7],"elastically":[8],"offering":[9],"on-demand":[10],"services.":[11],"However,":[12],"it":[13],"is":[14],"not":[15,69],"always":[16],"possible":[17],"to":[18,22,27,57,78,89,130,145],"provide":[19,154],"adequate":[20],"services":[21],"all":[23],"customers":[24],"and":[25,50,92,153],"thus":[26],"fulfill":[28],"service":[29,39,48],"level":[30],"agreements":[31],"(SLA).":[32],"To":[33],"enable":[34],"compliance":[35],"with":[36,157],"these":[37],"agreements,":[38],"providers":[40],"leave":[41],"the":[42,47,53,65,72,101,113,124,147,151,155],"customer":[43],"responsible":[44],"for":[45,140],"determining":[46],"settings":[49],"expect":[51],"client":[54,156],"knows":[55],"what":[56],"do.":[58],"Some":[59],"studies":[60],"address":[61,71],"SLA":[62,125],"compliance,":[63],"but":[64],"existing":[66],"works":[67],"do":[68],"adequately":[70],"problem":[73,102,114],"of":[74,87,150],"resource":[75],"allocation":[76],"according":[77],"clients'":[79],"needs":[80],"since":[81,119],"they":[82],"consider":[83],"a":[84,104,116,135],"limited":[85],"set":[86],"objectives":[88],"be":[90],"analyzed":[91],"fulfilled.":[93],"In":[94,107],"previous":[95],"work,":[96,109],"we":[97,110],"have":[98],"already":[99],"addressed":[100],"considering":[103],"single-objective":[105],"approach.":[106],"identified":[111],"has":[115],"multi-objective":[117,136],"characteristic":[118],"several":[120],"attributes":[121],"simultaneously":[122],"influence":[123],"agreement,":[126],"which":[127],"can":[128],"lead":[129],"conflicts.":[131],"This":[132],"paper":[133],"proposes":[134],"combinatorial":[137],"optimization":[138],"approach":[139],"computational":[141],"resources":[142],"provisioning,":[143],"seeking":[144],"optimize":[146],"efficient":[148],"use":[149],"infrastructure":[152],"greater":[158],"flexibility":[159],"in":[160],"contract":[161],"closure.":[162]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2020-07-10T00:00:00"}