{"id":"https://openalex.org/W1966800437","doi":"https://doi.org/10.1109/tpds.2014.2371831","title":"Cost-Minimizing Dynamic Migration of Content Distribution Services into Hybrid Clouds","display_name":"Cost-Minimizing Dynamic Migration of Content Distribution Services into Hybrid Clouds","publication_year":2014,"publication_date":"2014-11-20","ids":{"openalex":"https://openalex.org/W1966800437","doi":"https://doi.org/10.1109/tpds.2014.2371831","mag":"1966800437"},"language":"en","primary_location":{"id":"doi:10.1109/tpds.2014.2371831","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpds.2014.2371831","pdf_url":null,"source":{"id":"https://openalex.org/S97130795","display_name":"IEEE Transactions on Parallel and Distributed Systems","issn_l":"1045-9219","issn":["1045-9219","1558-2183","2161-9883"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Parallel and Distributed Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049318055","display_name":"Xuanjia Qiu","orcid":null},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xuanjia Qiu","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong","Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100642288","display_name":"Hongxing Li","orcid":"https://orcid.org/0000-0002-3286-1409"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Hongxing Li","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong","Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012597518","display_name":"Chuan Wu","orcid":"https://orcid.org/0000-0002-3144-4398"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Chuan Wu","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong","Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066247159","display_name":"Zongpeng Li","orcid":"https://orcid.org/0000-0001-5351-2075"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Zongpeng Li","raw_affiliation_strings":["Department of Computer Science, University of Calgary, Alberta, Canada","Department of Computer Science, University of Calgary, Alberta, Canada#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Calgary, Alberta, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"Department of Computer Science, University of Calgary, Alberta, Canada#TAB#","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079339840","display_name":"Francis C. M. Lau","orcid":"https://orcid.org/0000-0002-8279-0899"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Francis C.M. Lau","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong","Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]},{"raw_affiliation_string":"Dept. of Computer Science, The University of Hong Kong, Hong Kong,#TAB#","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.7064,"has_fulltext":false,"cited_by_count":61,"citation_normalized_percentile":{"value":0.97840854,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"26","issue":"12","first_page":"3330","last_page":"3345"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":1.0,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9984999895095825,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9983000159263611,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8486464023590088},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.846282422542572},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6821398735046387},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.6337903738021851},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.5093029737472534},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.49677759408950806},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4909711182117462},{"id":"https://openalex.org/keywords/lyapunov-optimization","display_name":"Lyapunov optimization","score":0.48562708497047424},{"id":"https://openalex.org/keywords/cloud-testing","display_name":"Cloud testing","score":0.4412892460823059},{"id":"https://openalex.org/keywords/response-time","display_name":"Response time","score":0.4184276759624481},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3661232888698578},{"id":"https://openalex.org/keywords/cloud-computing-security","display_name":"Cloud computing security","score":0.18790742754936218},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.14496752619743347},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.12156099081039429}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8486464023590088},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.846282422542572},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6821398735046387},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6337903738021851},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.5093029737472534},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.49677759408950806},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4909711182117462},{"id":"https://openalex.org/C101403955","wikidata":"https://www.wikidata.org/wiki/Q6707083","display_name":"Lyapunov optimization","level":5,"score":0.48562708497047424},{"id":"https://openalex.org/C120115606","wikidata":"https://www.wikidata.org/wiki/Q5135723","display_name":"Cloud testing","level":4,"score":0.4412892460823059},{"id":"https://openalex.org/C19012869","wikidata":"https://www.wikidata.org/wiki/Q578372","display_name":"Response time","level":2,"score":0.4184276759624481},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3661232888698578},{"id":"https://openalex.org/C184842701","wikidata":"https://www.wikidata.org/wiki/Q370563","display_name":"Cloud computing security","level":3,"score":0.18790742754936218},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.14496752619743347},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.12156099081039429},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C37935115","wikidata":"https://www.wikidata.org/wiki/Q6707085","display_name":"Lyapunov redesign","level":4,"score":0.0},{"id":"https://openalex.org/C2777052490","wikidata":"https://www.wikidata.org/wiki/Q5072826","display_name":"Chaotic","level":2,"score":0.0},{"id":"https://openalex.org/C191544260","wikidata":"https://www.wikidata.org/wiki/Q1238630","display_name":"Lyapunov exponent","level":3,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tpds.2014.2371831","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpds.2014.2371831","pdf_url":null,"source":{"id":"https://openalex.org/S97130795","display_name":"IEEE Transactions on Parallel and Distributed Systems","issn_l":"1045-9219","issn":["1045-9219","1558-2183","2161-9883"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Parallel and Distributed Systems","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.306.5254","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.306.5254","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://pages.cpsc.ucalgary.ca/~zongpeng/publications/infocom2012-migration.pdf","raw_type":"text"},{"id":"pmh:oai:hub.hku.hk:10722/214687","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/214687","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"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"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.6499999761581421,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G6558641646","display_name":null,"funder_award_id":"HKU 717812E","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"}],"funders":[{"id":"https://openalex.org/F4320321592","display_name":"Research Grants Council, University Grants Committee","ror":"https://ror.org/00djwmt25"},{"id":"https://openalex.org/F4320322170","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1606913254","https://openalex.org/W2005562282","https://openalex.org/W2013432403","https://openalex.org/W2014298449","https://openalex.org/W2022575296","https://openalex.org/W2038007012","https://openalex.org/W2041085006","https://openalex.org/W2043961056","https://openalex.org/W2056412352","https://openalex.org/W2062819966","https://openalex.org/W2080899444","https://openalex.org/W2085751730","https://openalex.org/W2100135279","https://openalex.org/W2107440268","https://openalex.org/W2112053513","https://openalex.org/W2115537518","https://openalex.org/W2119326913","https://openalex.org/W2130557213","https://openalex.org/W2137152139","https://openalex.org/W2138993731","https://openalex.org/W2144569365","https://openalex.org/W2145538068","https://openalex.org/W2156120108","https://openalex.org/W4297972233","https://openalex.org/W4301852635"],"related_works":["https://openalex.org/W2067532427","https://openalex.org/W1979093605","https://openalex.org/W2898368699","https://openalex.org/W2323516465","https://openalex.org/W2182626659","https://openalex.org/W4238615239","https://openalex.org/W2063960996","https://openalex.org/W2085045797","https://openalex.org/W2944854940","https://openalex.org/W3114671304"],"abstract_inverted_index":{"With":[0],"the":[1,39,47,62,67,87,114,162,166,170,177,187,201],"recent":[2],"advent":[3],"of":[4,11,113,203],"cloud":[5,42,63,140],"computing":[6],"technologies,":[7],"a":[8,17,35,100,110,126,138,182,191],"growing":[9],"number":[10],"content":[12],"distribution":[13],"applications":[14],"are":[15,31],"contemplating":[16],"switch":[18],"to":[19,37,41,45,51,59,73,98,130,153],"cloud-based":[20,52],"services,":[21],"for":[22,33],"better":[23],"scalability":[24],"and":[25,44,134,174],"lower":[26],"cost.":[27,90],"Two":[28],"key":[29],"tasks":[30],"involved":[32],"such":[34],"move:":[36],"migrate":[38],"contents":[40,133],"storage,":[43],"distribute":[46],"Web":[48,53],"service":[49,78,154],"load":[50],"services.":[54],"The":[55],"main":[56],"issue":[57],"is":[58,180],"best":[60],"utilize":[61],"as":[64,66],"well":[65],"application":[68],"provider's":[69],"existing":[70],"private":[71],"cloud,":[72],"serve":[74],"volatile":[75],"requests":[76,136],"with":[77,105,195,207],"response":[79,155,167],"time":[80,156],"guarantee":[81],"at":[82],"all":[83],"times,":[84],"while":[85],"incurring":[86],"minimum":[88],"operational":[89,149],"While":[91],"it":[92],"may":[93],"not":[94],"be":[95],"too":[96],"difficult":[97],"design":[99,125],"simple":[101],"heuristic,":[102],"proposing":[103],"one":[104],"guaranteed":[106],"cost":[107,150,179],"optimality":[108],"over":[109],"long":[111],"run":[112],"system":[115],"constitutes":[116],"an":[117],"intimidating":[118],"challenge.":[119],"Employing":[120],"Lyapunov":[121],"optimization":[122],"techniques,":[123],"we":[124],"dynamic":[127,205],"control":[128],"algorithm":[129,163,206],"optimally":[131],"place":[132],"dispatch":[135],"in":[137],"hybrid":[139],"infrastructure":[141],"spanning":[142],"geo-distributed":[143],"data":[144],"centers,":[145],"which":[146],"minimizes":[147],"overall":[148,178],"overtime,":[151],"subject":[152],"constraints.":[157],"Rigorous":[158],"analysis":[159],"shows":[160],"that":[161,176],"nicely":[164],"bounds":[165],"times":[168],"within":[169,181],"preset":[171],"QoS":[172],"target,":[173],"guarantees":[175],"small":[183],"constant":[184],"gap":[185],"from":[186],"optimum":[188],"achieved":[189],"by":[190],"T-slot":[192],"lookahead":[193],"mechanism":[194],"known":[196],"future":[197],"information.":[198],"We":[199],"verify":[200],"performance":[202],"our":[204],"prototype-based":[208],"evaluation.":[209]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}