{"id":"https://openalex.org/W2315818194","doi":"https://doi.org/10.1109/tcc.2015.2389842","title":"Orchestrating Bulk Data Transfers across Geo-Distributed Datacenters","display_name":"Orchestrating Bulk Data Transfers across Geo-Distributed Datacenters","publication_year":2015,"publication_date":"2015-01-12","ids":{"openalex":"https://openalex.org/W2315818194","doi":"https://doi.org/10.1109/tcc.2015.2389842","mag":"2315818194"},"language":"en","primary_location":{"id":"doi:10.1109/tcc.2015.2389842","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcc.2015.2389842","pdf_url":null,"source":{"id":"https://openalex.org/S2492498579","display_name":"IEEE Transactions on Cloud Computing","issn_l":"2168-7161","issn":["2168-7161","2372-0018"],"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 Cloud Computing","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/A5062301552","display_name":"Yu Wu","orcid":"https://orcid.org/0000-0003-1366-6744"},"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":"Yu Wu","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100685389","display_name":"Zhizhong Zhang","orcid":"https://orcid.org/0000-0002-5221-134X"},"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":"Zhizhong Zhang","raw_affiliation_strings":["Department of Computer Science, The University of Hong Kong, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","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"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054205326","display_name":"Chuanxiong Guo","orcid":"https://orcid.org/0000-0002-0730-8468"},"institutions":[{"id":"https://openalex.org/I4210113369","display_name":"Microsoft Research Asia (China)","ror":"https://ror.org/0300m5276","country_code":"CN","type":"company","lineage":["https://openalex.org/I1290206253","https://openalex.org/I4210113369"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chuanxiong Guo","raw_affiliation_strings":["Microsoft Research Asia, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Microsoft Research Asia, Beijing, China","institution_ids":["https://openalex.org/I4210113369"]}]},{"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, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Calgary, Canada","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"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":13.5399,"has_fulltext":false,"cited_by_count":89,"citation_normalized_percentile":{"value":0.98930126,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"5","issue":"1","first_page":"112","last_page":"125"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","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/T10714","display_name":"Software-Defined Networks and 5G","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/T11478","display_name":"Caching and Content Delivery","score":0.9994999766349792,"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":0.9993000030517578,"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/openflow","display_name":"OpenFlow","score":0.8487957715988159},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.845201849937439},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.7335435748100281},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7121027708053589},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7014598846435547},{"id":"https://openalex.org/keywords/software-defined-networking","display_name":"Software-defined networking","score":0.5892000794410706},{"id":"https://openalex.org/keywords/forwarding-plane","display_name":"Forwarding plane","score":0.5800461173057556},{"id":"https://openalex.org/keywords/data-center","display_name":"Data center","score":0.5125910639762878},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5020756721496582},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.43996211886405945},{"id":"https://openalex.org/keywords/schedule","display_name":"Schedule","score":0.43103542923927307},{"id":"https://openalex.org/keywords/testbed","display_name":"Testbed","score":0.4161060154438019},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4134986698627472},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4063626825809479},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.11920088529586792},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.11534681916236877}],"concepts":[{"id":"https://openalex.org/C192697461","wikidata":"https://www.wikidata.org/wiki/Q4045918","display_name":"OpenFlow","level":3,"score":0.8487957715988159},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.845201849937439},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.7335435748100281},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7121027708053589},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7014598846435547},{"id":"https://openalex.org/C77270119","wikidata":"https://www.wikidata.org/wiki/Q1655198","display_name":"Software-defined networking","level":2,"score":0.5892000794410706},{"id":"https://openalex.org/C10597312","wikidata":"https://www.wikidata.org/wiki/Q5473302","display_name":"Forwarding plane","level":3,"score":0.5800461173057556},{"id":"https://openalex.org/C153740404","wikidata":"https://www.wikidata.org/wiki/Q671224","display_name":"Data center","level":2,"score":0.5125910639762878},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5020756721496582},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.43996211886405945},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.43103542923927307},{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.4161060154438019},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4134986698627472},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4063626825809479},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.11920088529586792},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.11534681916236877},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcc.2015.2389842","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcc.2015.2389842","pdf_url":null,"source":{"id":"https://openalex.org/S2492498579","display_name":"IEEE Transactions on Cloud Computing","issn_l":"2168-7161","issn":["2168-7161","2372-0018"],"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 Cloud Computing","raw_type":"journal-article"},{"id":"pmh:oai:hub.hku.hk:10722/214688","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/214688","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":[],"awards":[{"id":"https://openalex.org/G3233312345","display_name":null,"funder_award_id":"HKU717812","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G7516992762","display_name":null,"funder_award_id":"HKU 718513","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W73629738","https://openalex.org/W148964820","https://openalex.org/W1831066769","https://openalex.org/W1977545325","https://openalex.org/W1986244340","https://openalex.org/W2006146932","https://openalex.org/W2024195151","https://openalex.org/W2083823757","https://openalex.org/W2088723799","https://openalex.org/W2101020563","https://openalex.org/W2101871381","https://openalex.org/W2102090846","https://openalex.org/W2109195783","https://openalex.org/W2109481694","https://openalex.org/W2115546448","https://openalex.org/W2116062114","https://openalex.org/W2117884704","https://openalex.org/W2126822952","https://openalex.org/W2142114410","https://openalex.org/W2147118406","https://openalex.org/W2164284397","https://openalex.org/W2166102903","https://openalex.org/W2173213060","https://openalex.org/W2186961980","https://openalex.org/W2227557434","https://openalex.org/W4247988984","https://openalex.org/W4253729210","https://openalex.org/W4372046852","https://openalex.org/W6606063390","https://openalex.org/W6686885839"],"related_works":["https://openalex.org/W2051935741","https://openalex.org/W4211055425","https://openalex.org/W4243609393","https://openalex.org/W2292300552","https://openalex.org/W2926903444","https://openalex.org/W3042077637","https://openalex.org/W2560450376","https://openalex.org/W2553068154","https://openalex.org/W2772741848","https://openalex.org/W4293182269"],"abstract_inverted_index":{"As":[0],"it":[1],"has":[2,61],"become":[3],"the":[4,14,38,51,66,70,129,183,192,229,244,254,262],"norm":[5],"for":[6,19,182],"cloud":[7],"providers":[8],"to":[9,36,48,86,128,164,180,252],"host":[10],"multiple":[11],"datacenters":[12,163],"around":[13],"globe,":[15],"significant":[16],"demands":[17,117],"exist":[18],"inter-datacenter":[20,53],"data":[21,40,71,78,93,115,145,240],"transfers":[22,41],"in":[23,46,80,96,195,243,265],"large":[24],"volumes,":[25],"e.g.,":[26],"migration":[27,121],"of":[28,77,139,148,218,267],"big":[29],"data.":[30],"A":[31],"challenge":[32],"arises":[33],"on":[34,228],"how":[35],"schedule":[37],"bulk":[39,92,144,239],"at":[42,161,215],"different":[43,124,216],"urgency":[44],"levels,":[45],"order":[47],"fully":[49],"utilize":[50],"available":[52],"bandwidth.":[54],"The":[55],"Software":[56],"Defined":[57],"Networking":[58],"(SDN)":[59],"paradigm":[60],"emerged":[62],"recently":[63],"which":[64,156],"decouples":[65],"control":[67],"plane":[68],"from":[69,261],"paths,":[72],"enabling":[73],"potential":[74],"global":[75],"optimization":[76,176],"routing":[79,138,175,268],"a":[81,88,97,204,207,211],"network.":[82],"This":[83],"paper":[84],"aims":[85],"design":[87,104],"dynamic,":[89,136],"highly":[90],"efficient":[91],"transfer":[94,116,146,151,186,241],"service":[95],"geo-distributed":[98],"datacenter":[99],"system,":[100],"and":[101,105,210,220,232,235,272],"engineer":[102,237],"its":[103],"solution":[106],"algorithms":[107,200,242,256],"closely":[108],"within":[109,142],"an":[110,153,196,224],"SDN":[111,225],"architecture.":[112],"We":[113,222],"model":[114,177],"as":[118,152,257,259],"delay":[119,271],"tolerant":[120],"requests":[122],"with":[123,168],"finishing":[125],"deadlines.":[126],"Thanks":[127],"flexibility":[130],"provided":[131],"by":[132],"SDN,":[133],"we":[134],"enable":[135],"optimal":[137,173,193],"distinct":[140],"chunks":[141],"each":[143,150],"(instead":[147],"treating":[149],"infinite":[154],"flow),":[155],"can":[157],"be":[158],"temporarily":[159],"stored":[160],"intermediate":[162],"mitigate":[165],"bandwidth":[166],"contention":[167],"more":[169],"urgent":[170],"transfers.":[171],"An":[172],"chunk":[174,185],"is":[178],"formulated":[179],"solve":[181],"best":[184],"schedules":[187,194],"over":[188],"time.":[189],"To":[190],"derive":[191],"online":[197],"fashion,":[198],"three":[199,255],"are":[201,249],"discussed,":[202],"namely":[203],"bandwidth-reserving":[205],"algorithm,":[206,209,213],"dynamically-adjusting":[208],"future-demand-friendly":[212],"targeting":[214],"levels":[217],"optimality":[219],"scalability.":[221],"build":[223],"system":[226],"based":[227],"Beacon":[230],"platform":[231],"OpenFlow":[233],"APIs,":[234],"carefully":[236],"our":[238],"system.":[245],"Extensive":[246],"real-world":[247],"experiments":[248],"carried":[250],"out":[251],"compare":[253],"well":[258],"those":[260],"existing":[263],"literature,":[264],"terms":[266],"optimality,":[269],"computational":[270],"overhead.":[273]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":13},{"year":2019,"cited_by_count":15},{"year":2018,"cited_by_count":16},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}