{"id":"https://openalex.org/W2768200043","doi":"https://doi.org/10.1109/tc.2017.2773061","title":"NUDA: Non-Uniform Directory Architecture for Scalable Chip Multiprocessors","display_name":"NUDA: Non-Uniform Directory Architecture for Scalable Chip Multiprocessors","publication_year":2017,"publication_date":"2017-11-14","ids":{"openalex":"https://openalex.org/W2768200043","doi":"https://doi.org/10.1109/tc.2017.2773061","mag":"2768200043"},"language":"en","primary_location":{"id":"doi:10.1109/tc.2017.2773061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tc.2017.2773061","pdf_url":null,"source":{"id":"https://openalex.org/S157670870","display_name":"IEEE Transactions on Computers","issn_l":"0018-9340","issn":["0018-9340","0016-9340","1557-9956","2326-3814"],"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 Computers","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/A5101606865","display_name":"Wei Shu","orcid":"https://orcid.org/0000-0002-9853-3037"},"institutions":[{"id":"https://openalex.org/I79516672","display_name":"University of Louisiana at Lafayette","ror":"https://ror.org/01x8rc503","country_code":"US","type":"education","lineage":["https://openalex.org/I2799628689","https://openalex.org/I79516672"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei Shu","raw_affiliation_strings":["Center for Advanced Computer Studies (CACS), University of Louisiana at Lafayette, Lafayette, LA"],"raw_orcid":"https://orcid.org/0000-0002-9853-3037","affiliations":[{"raw_affiliation_string":"Center for Advanced Computer Studies (CACS), University of Louisiana at Lafayette, Lafayette, LA","institution_ids":["https://openalex.org/I79516672"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032851065","display_name":"Nian-Feng Tzeng","orcid":"https://orcid.org/0000-0002-8357-6632"},"institutions":[{"id":"https://openalex.org/I79516672","display_name":"University of Louisiana at Lafayette","ror":"https://ror.org/01x8rc503","country_code":"US","type":"education","lineage":["https://openalex.org/I2799628689","https://openalex.org/I79516672"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nian-Feng Tzeng","raw_affiliation_strings":["Center for Advanced Computer Studies (CACS), University of Louisiana at Lafayette, Lafayette, LA"],"raw_orcid":"https://orcid.org/0000-0002-8357-6632","affiliations":[{"raw_affiliation_string":"Center for Advanced Computer Studies (CACS), University of Louisiana at Lafayette, Lafayette, LA","institution_ids":["https://openalex.org/I79516672"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I79516672"],"apc_list":null,"apc_paid":null,"fwci":0.4474,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.63337745,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"67","issue":"5","first_page":"740","last_page":"747"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":1.0,"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":1.0,"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":0.9998000264167786,"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":0.9990000128746033,"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":0.7904267311096191},{"id":"https://openalex.org/keywords/directory","display_name":"Directory","score":0.7010217308998108},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6709317564964294},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6462101936340332},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.6305387020111084},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.5258215665817261},{"id":"https://openalex.org/keywords/chip","display_name":"Chip","score":0.5063520669937134},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.289113312959671},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08189254999160767}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7904267311096191},{"id":"https://openalex.org/C2777683733","wikidata":"https://www.wikidata.org/wiki/Q201456","display_name":"Directory","level":2,"score":0.7010217308998108},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6709317564964294},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6462101936340332},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.6305387020111084},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.5258215665817261},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.5063520669937134},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.289113312959671},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08189254999160767},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tc.2017.2773061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tc.2017.2773061","pdf_url":null,"source":{"id":"https://openalex.org/S157670870","display_name":"IEEE Transactions on Computers","issn_l":"0018-9340","issn":["0018-9340","0016-9340","1557-9956","2326-3814"],"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 Computers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1970444712","https://openalex.org/W2016521571","https://openalex.org/W2096193215","https://openalex.org/W2100621037","https://openalex.org/W2100720297","https://openalex.org/W2125449762","https://openalex.org/W2127547524","https://openalex.org/W2137196255","https://openalex.org/W2139397536","https://openalex.org/W2145021036","https://openalex.org/W2147657366","https://openalex.org/W2152056423","https://openalex.org/W2155917287","https://openalex.org/W2169875292","https://openalex.org/W2170293694","https://openalex.org/W2238800873","https://openalex.org/W2239360558","https://openalex.org/W2293299982","https://openalex.org/W2515818068","https://openalex.org/W2609288770","https://openalex.org/W2613968258","https://openalex.org/W4238549726","https://openalex.org/W4246547392","https://openalex.org/W6680569787","https://openalex.org/W6682684095"],"related_works":["https://openalex.org/W2357291590","https://openalex.org/W1604898313","https://openalex.org/W2382623646","https://openalex.org/W2503642292","https://openalex.org/W1784521533","https://openalex.org/W1595151633","https://openalex.org/W1547595128","https://openalex.org/W2000058275","https://openalex.org/W2370911386","https://openalex.org/W1597016469"],"abstract_inverted_index":{"Chip":[0],"multiprocessors":[1],"(CMPs)":[2],"involve":[3],"directory":[4,23,37,56,64,87,98,167,200,205],"storage":[5,74,168],"overhead":[6,75],"if":[7],"cache":[8],"coherence":[9,143],"is":[10,44,207],"realized":[11],"via":[12,123],"sharer":[13],"tracking.":[14],"This":[15],"work":[16],"proposes":[17],"a":[18,48,111,173,190],"novel":[19],"framework":[20],"dubbed":[21],"non-uniform":[22],"architecture":[24],"(NUDA),":[25],"by":[26,149],"leveraging":[27],"our":[28],"two":[29],"insights":[30],"in":[31,110],"that":[32,59,78,161],"the":[33,60,68],"number":[34],"of":[35,62,106],"\u201cactive\u201d":[36],"entries":[38,65,88],"required":[39],"to":[40,54,84,137,189],"stay":[41,184],"on":[42,90,101],"chip":[43,102],"usually":[45],"small":[46,174],"for":[47,130,141,152,177,199,210],"short":[49],"execution":[50],"time":[51],"window":[52],"due":[53],"high":[55,211],"locality,":[57],"and":[58,134,157,163],"fraction":[61],"interrogated":[63],"drops":[66],"as":[67],"core":[69],"count":[70],"rises.":[71],"Unlike":[72],"earlier":[73],"reduction":[76,202],"techniques":[77],"require":[79],"all":[80,107],"cached":[81],"LLC":[82,108],"blocks":[83,109],"have":[85,146],"their":[86],"fully":[89],"chip,":[91],"NUDA":[92,118,148,171],"dynamically":[93],"buffers":[94],"only":[95],"most":[96],"active":[97],"vectors":[99,139],"(DVs)":[100],"while":[103,194],"keeping":[104],"DVs":[105,178],"backing":[112],"store":[113],"at":[114],"low":[115],"level":[116],"storage.":[117],"attains":[119],"its":[120,196],"superior":[121],"efficiency":[122,169],"an":[124],"inventive":[125],"criticality-aware":[126],"replacement":[127],"policy":[128],"(CARP)":[129],"on-chip":[131,166,175,192,204],"buffer":[132,176],"management":[133],"effective":[135],"prefetching":[136],"pre-activate":[138],"(PAVE)":[140],"upcoming":[142],"interrogations.":[144],"We":[145],"evaluated":[147],"gem5":[150],"simulation":[151],"64-core":[153],"CMPs":[154],"under":[155],"PARSEC":[156],"SPLASH":[158],"benchmarks,":[159],"demonstrating":[160],"CARP":[162],"PAVE":[164],"enhance":[165],"significantly.":[170],"with":[172],"exhibits":[179],"negligible":[180],"performance":[181],"degradation":[182],"(to":[183],"within":[185],"2.6":[186],"percent)":[187],"compared":[188],"full":[191],"directory,":[193],"outperforming":[195],"previous":[197],"counterparts":[198],"area":[201],"when":[203],"budget":[206],"provisioned":[208],"scarcely":[209],"scalability.":[212]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
