{"id":"https://openalex.org/W4319866214","doi":"https://doi.org/10.1109/mm.2023.3240774","title":"SMT: Software-Defined Memory Tiering for Heterogeneous Computing Systems With CXL Memory Expander","display_name":"SMT: Software-Defined Memory Tiering for Heterogeneous Computing Systems With CXL Memory Expander","publication_year":2023,"publication_date":"2023-01-31","ids":{"openalex":"https://openalex.org/W4319866214","doi":"https://doi.org/10.1109/mm.2023.3240774"},"language":"en","primary_location":{"id":"doi:10.1109/mm.2023.3240774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mm.2023.3240774","pdf_url":null,"source":{"id":"https://openalex.org/S59697426","display_name":"IEEE Micro","issn_l":"0272-1732","issn":["0272-1732","1937-4143"],"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 Micro","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/A5007839498","display_name":"Kyungsan Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyungsan Kim","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-7877-8563","affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100326511","display_name":"Hyun Seok Kim","orcid":"https://orcid.org/0000-0001-7470-9184"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hyunseok Kim","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081625166","display_name":"Jinin So","orcid":"https://orcid.org/0000-0002-7569-3505"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jinin So","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-7569-3505","affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100429505","display_name":"Wonjae Lee","orcid":"https://orcid.org/0000-0003-4606-2824"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Wonjae Lee","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090246818","display_name":"Jun\u2010Hyuk Im","orcid":"https://orcid.org/0000-0002-5626-8909"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junhyuk Im","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102854314","display_name":"Sung\u2010Joo Park","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sungjoo Park","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065203643","display_name":"Jeong\u2010Hyeon Cho","orcid":"https://orcid.org/0000-0002-9538-8081"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jeonghyeon Cho","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048288085","display_name":"Hoyoung Song","orcid":"https://orcid.org/0000-0002-0706-132X"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hoyoung Song","raw_affiliation_strings":["Samsung Electronics, Hwaseong, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.9383,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.98737643,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"43","issue":"2","first_page":"20","last_page":"29"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998999834060669,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9998999834060669,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9983999729156494,"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/computer-science","display_name":"Computer science","score":0.8795290589332581},{"id":"https://openalex.org/keywords/memory-controller","display_name":"Memory controller","score":0.5386898517608643},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.516507089138031},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.49060121178627014},{"id":"https://openalex.org/keywords/memory-bandwidth","display_name":"Memory bandwidth","score":0.47893935441970825},{"id":"https://openalex.org/keywords/suite","display_name":"Suite","score":0.47855836153030396},{"id":"https://openalex.org/keywords/memory-management","display_name":"Memory management","score":0.47663792967796326},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.4762299656867981},{"id":"https://openalex.org/keywords/memory-map","display_name":"Memory map","score":0.4350924491882324},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.425496369600296},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.41504448652267456},{"id":"https://openalex.org/keywords/shared-memory","display_name":"Shared memory","score":0.29551732540130615},{"id":"https://openalex.org/keywords/semiconductor-memory","display_name":"Semiconductor memory","score":0.2914133071899414}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8795290589332581},{"id":"https://openalex.org/C100800780","wikidata":"https://www.wikidata.org/wiki/Q1175867","display_name":"Memory controller","level":3,"score":0.5386898517608643},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.516507089138031},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.49060121178627014},{"id":"https://openalex.org/C188045654","wikidata":"https://www.wikidata.org/wiki/Q17148339","display_name":"Memory bandwidth","level":2,"score":0.47893935441970825},{"id":"https://openalex.org/C79581498","wikidata":"https://www.wikidata.org/wiki/Q1367530","display_name":"Suite","level":2,"score":0.47855836153030396},{"id":"https://openalex.org/C176649486","wikidata":"https://www.wikidata.org/wiki/Q2308807","display_name":"Memory management","level":3,"score":0.47663792967796326},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.4762299656867981},{"id":"https://openalex.org/C74426580","wikidata":"https://www.wikidata.org/wiki/Q719484","display_name":"Memory map","level":3,"score":0.4350924491882324},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.425496369600296},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.41504448652267456},{"id":"https://openalex.org/C133875982","wikidata":"https://www.wikidata.org/wiki/Q764810","display_name":"Shared memory","level":2,"score":0.29551732540130615},{"id":"https://openalex.org/C98986596","wikidata":"https://www.wikidata.org/wiki/Q1143031","display_name":"Semiconductor memory","level":2,"score":0.2914133071899414},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mm.2023.3240774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mm.2023.3240774","pdf_url":null,"source":{"id":"https://openalex.org/S59697426","display_name":"IEEE Micro","issn_l":"0272-1732","issn":["0272-1732","1937-4143"],"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 Micro","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2896457183","https://openalex.org/W2933229475","https://openalex.org/W2964081807","https://openalex.org/W4214753036","https://openalex.org/W4318541517","https://openalex.org/W4327930439"],"related_works":["https://openalex.org/W4365788328","https://openalex.org/W2547220881","https://openalex.org/W1603816627","https://openalex.org/W2334181344","https://openalex.org/W2532617734","https://openalex.org/W2138847","https://openalex.org/W2401095501","https://openalex.org/W1973030470","https://openalex.org/W1975698617","https://openalex.org/W2136272868"],"abstract_inverted_index":{"The":[0,59,126],"rapid":[1],"development":[2,96],"of":[3,51,79,106,114],"data-intensive":[4],"technologies":[5],"has":[6],"driven":[7],"an":[8,26],"increasing":[9],"demand":[10],"for":[11,132],"new":[12],"architectural":[13,31],"solutions":[14],"with":[15,64,145],"scalable,":[16],"composable,":[17],"and":[18,38,47,55,71,83,99,123,135,141],"coherent":[19],"computing":[20],"environments.":[21],"Compute":[22],"Express":[23],"Link":[24],"(CXL),":[25],"open-standard":[27],"interconnect":[28],"protocol,":[29],"overcomes":[30],"limitations":[32],"by":[33,77,87,118,139],"efficiently":[34],"expanding":[35],"memory":[36,53,60,70,85,95,103,149],"capacity":[37,86],"bandwidth.":[39],"In":[40],"this":[41],"work,":[42],"we":[43],"propose":[44],"a":[45,56,72,88],"power-efficient":[46],"cost-effective":[48],"solution":[49,117,129],"consisting":[50],"CXL-attached":[52],"hardware":[54,62],"software":[57,92],"suite.":[58],"module":[61],"integrated":[63],"double-data-rate":[65],"(DDR)":[66],"dynamic":[67],"random":[68],"access":[69],"CXL":[73,128],"controller":[74],"expands":[75,100],"bandwidth":[76],"dozens":[78],"gigabytes":[80],"per":[81],"second":[82],"increases":[84],"few":[89],"terabytes.":[90],"Our":[91],"suite,":[93],"scalable":[94],"kit,":[97],"inherits":[98],"the":[101,112,115,146],"traditional":[102],"management":[104],"architecture":[105],"existing":[107],"Linux":[108],"systems.":[109],"We":[110],"proved":[111],"functionality":[113],"proposed":[116,127],"integrating":[119],"renowned":[120],"data":[121],"centers":[122],"computing-intensive":[124],"applications.":[125],"improved":[130],"throughput":[131],"in-memory":[133],"database":[134],"artificial":[136],"intelligence":[137],"applications":[138],"1.5-fold":[140],"1.99-fold,":[142],"respectively,":[143],"compared":[144],"conventional":[147],"DDR-only":[148],"system.":[150]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":5}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
