{"id":"https://openalex.org/W2116020096","doi":"https://doi.org/10.1109/iccp.2011.6047916","title":"Optimizing cooling and server power consumption","display_name":"Optimizing cooling and server power consumption","publication_year":2011,"publication_date":"2011-08-01","ids":{"openalex":"https://openalex.org/W2116020096","doi":"https://doi.org/10.1109/iccp.2011.6047916","mag":"2116020096"},"language":"en","primary_location":{"id":"doi:10.1109/iccp.2011.6047916","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccp.2011.6047916","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE 7th International Conference on Intelligent Computer Communication and Processing","raw_type":"proceedings-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/A5062726854","display_name":"Paolo Cremonesi","orcid":"https://orcid.org/0000-0002-1253-8081"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Paolo Cremonesi","raw_affiliation_strings":["Dipartimento di Elettronica e Informazione, Politecnico di Milano, Milan, Italy","Dipartimento di Elettronica e Informazione, Politecnico di Milano Via Ponzio, 34/5, 20133, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Elettronica e Informazione, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dipartimento di Elettronica e Informazione, Politecnico di Milano Via Ponzio, 34/5, 20133, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068792752","display_name":"Andrea Sansottera","orcid":null},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Andrea Sansottera","raw_affiliation_strings":["Dipartimento di Elettronica e Informazione, Politecnico di Milano, Milan, Italy","Dipartimento di Elettronica e Informazione, Politecnico di Milano Via Ponzio, 34/5, 20133, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Elettronica e Informazione, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dipartimento di Elettronica e Informazione, Politecnico di Milano Via Ponzio, 34/5, 20133, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060689993","display_name":"Stefano Gualandi","orcid":"https://orcid.org/0000-0002-2111-3528"},"institutions":[{"id":"https://openalex.org/I25217355","display_name":"University of Pavia","ror":"https://ror.org/00s6t1f81","country_code":"IT","type":"education","lineage":["https://openalex.org/I25217355"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Stefano Gualandi","raw_affiliation_strings":["Dipartimento di Matematica, Universit\u00e0 degli Studi di Pavia, Pavia, Italy","Dipartimento di Matematica, Universit\u00e0 degli Studi di Pavia, Via Ferrata, 1, 27100, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica, Universit\u00e0 degli Studi di Pavia, Pavia, Italy","institution_ids":["https://openalex.org/I25217355"]},{"raw_affiliation_string":"Dipartimento di Matematica, Universit\u00e0 degli Studi di Pavia, Via Ferrata, 1, 27100, Italy","institution_ids":["https://openalex.org/I25217355"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5062726854"],"corresponding_institution_ids":["https://openalex.org/I93860229"],"apc_list":null,"apc_paid":null,"fwci":0.7389,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.83228397,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"455","last_page":"462"},"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9954000115394592,"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/heuristics","display_name":"Heuristics","score":0.7965647578239441},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.6542050838470459},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6203154921531677},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.6117439866065979},{"id":"https://openalex.org/keywords/solver","display_name":"Solver","score":0.6078996062278748},{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.5116162896156311},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.4976520836353302},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4805053472518921},{"id":"https://openalex.org/keywords/linear-programming-relaxation","display_name":"Linear programming relaxation","score":0.4654712378978729},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.45308035612106323},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.4485628604888916},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.44066905975341797},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32130295038223267},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2158050537109375}],"concepts":[{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.7965647578239441},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6542050838470459},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6203154921531677},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.6117439866065979},{"id":"https://openalex.org/C2778770139","wikidata":"https://www.wikidata.org/wiki/Q1966904","display_name":"Solver","level":2,"score":0.6078996062278748},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.5116162896156311},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.4976520836353302},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4805053472518921},{"id":"https://openalex.org/C25360446","wikidata":"https://www.wikidata.org/wiki/Q1512771","display_name":"Linear programming relaxation","level":3,"score":0.4654712378978729},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.45308035612106323},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.4485628604888916},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.44066905975341797},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32130295038223267},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2158050537109375},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iccp.2011.6047916","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccp.2011.6047916","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE 7th International Conference on Intelligent Computer Communication and Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:re.public.polimi.it:11311/608497","is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=6047916&tag=1","pdf_url":null,"source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8899999856948853,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W190397983","https://openalex.org/W1531513045","https://openalex.org/W1541836002","https://openalex.org/W1554130893","https://openalex.org/W1842406863","https://openalex.org/W1966928035","https://openalex.org/W1975216592","https://openalex.org/W1995622843","https://openalex.org/W2001741445","https://openalex.org/W2010334716","https://openalex.org/W2053211348","https://openalex.org/W2097426810","https://openalex.org/W2107751141","https://openalex.org/W2165424134","https://openalex.org/W2511894128","https://openalex.org/W2536745924","https://openalex.org/W2600961830","https://openalex.org/W6632239128","https://openalex.org/W6638953996","https://openalex.org/W6676138793"],"related_works":["https://openalex.org/W4252122881","https://openalex.org/W134055995","https://openalex.org/W2009796757","https://openalex.org/W4302819359","https://openalex.org/W1973873435","https://openalex.org/W4244487479","https://openalex.org/W1963627056","https://openalex.org/W2769220156","https://openalex.org/W1981191225","https://openalex.org/W2498361220"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"new":[3],"solution":[4],"strategies":[5],"for":[6,18],"a":[7,19,52,59,97,111,128,144],"challenging":[8],"optimization":[9],"problem,":[10,108],"called":[11],"Cooling-aware":[12],"Workload":[13],"Placement":[14],"Problem,":[15],"that":[16,22,62,137,142],"looks":[17],"workload":[20,65],"placement":[21,66],"optimizes":[23],"the":[24,32,35,41,64,68,84,107,122,149],"overall":[25],"data":[26],"center":[27],"power":[28,37,46],"consumption":[29,38],"given":[30],"by":[31],"sum":[33],"of":[34,40,106],"server":[36],"and":[39,109],"computer":[42],"room":[43],"air":[44,70],"conditioner":[45],"consumption.":[47],"We":[48],"formulate":[49],"CWPP":[50],"as":[51],"Mixed":[53,74,129],"Integer":[54,75,130],"Non":[55,76,131],"Linear":[56,77,132],"Problem":[57],"using":[58],"cross-interference":[60],"matrix":[61],"links":[63],"to":[67,81,91],"cold":[69],"temperature.":[71],"Since":[72],"state-of-the-art":[73],"solvers":[78],"can":[79],"solve":[80],"optimality":[82],"only":[83],"smallest":[85],"instances,":[86],"we":[87],"devised":[88],"two":[89],"heuristics":[90,139],"obtain":[92],"good":[93],"feasible":[94],"solutions:":[95],"(i)":[96],"heuristic":[98,117],"algorithm":[99],"based":[100],"on":[101],"an":[102],"integer":[103],"linear":[104],"relaxation":[105],"(ii)":[110],"Variable":[112],"Neighborhood":[113],"Search":[114],"algorithm.":[115],"Both":[116],"algorithms":[118],"are":[119],"evaluated":[120],"against":[121],"best":[123],"lower":[124],"bounds":[125],"obtained":[126],"with":[127],"solver.":[133],"Computational":[134],"results":[135],"show":[136],"both":[138],"provide":[140],"solutions":[141],"have":[143],"small":[145],"percentage":[146],"gap":[147],"from":[148],"optimal":[150],"solutions.":[151]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}