{"id":"https://openalex.org/W2155063683","doi":"https://doi.org/10.1145/2370816.2370853","title":"Complexity-effective multicore coherence","display_name":"Complexity-effective multicore coherence","publication_year":2012,"publication_date":"2012-09-19","ids":{"openalex":"https://openalex.org/W2155063683","doi":"https://doi.org/10.1145/2370816.2370853","mag":"2155063683"},"language":"en","primary_location":{"id":"doi:10.1145/2370816.2370853","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2370816.2370853","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st international conference on Parallel architectures and compilation techniques","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/A5073507304","display_name":"Alberto Ros","orcid":"https://orcid.org/0000-0001-5757-1064"},"institutions":[{"id":"https://openalex.org/I80180929","display_name":"Universidad de Murcia","ror":"https://ror.org/03p3aeb86","country_code":"ES","type":"education","lineage":["https://openalex.org/I80180929"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Alberto Ros","raw_affiliation_strings":["Universidad de Murcia, Murcia, Spain"],"affiliations":[{"raw_affiliation_string":"Universidad de Murcia, Murcia, Spain","institution_ids":["https://openalex.org/I80180929"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020214726","display_name":"Stefanos Kaxiras","orcid":"https://orcid.org/0000-0001-8267-0232"},"institutions":[{"id":"https://openalex.org/I123387679","display_name":"Uppsala University","ror":"https://ror.org/048a87296","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Stefanos Kaxiras","raw_affiliation_strings":["Uppsala University, Uppsala, Sweden"],"affiliations":[{"raw_affiliation_string":"Uppsala University, Uppsala, Sweden","institution_ids":["https://openalex.org/I123387679"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5073507304"],"corresponding_institution_ids":["https://openalex.org/I80180929"],"apc_list":null,"apc_paid":null,"fwci":12.5891,"has_fulltext":false,"cited_by_count":114,"citation_normalized_percentile":{"value":0.99068379,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"241","last_page":"252"},"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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8626278042793274},{"id":"https://openalex.org/keywords/directory","display_name":"Directory","score":0.8398247957229614},{"id":"https://openalex.org/keywords/cache-coherence","display_name":"Cache coherence","score":0.8198812007904053},{"id":"https://openalex.org/keywords/mesi-protocol","display_name":"MESI protocol","score":0.7112730741500854},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5073491930961609},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.49069321155548096},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.47078460454940796},{"id":"https://openalex.org/keywords/mesif-protocol","display_name":"MESIF protocol","score":0.46369871497154236},{"id":"https://openalex.org/keywords/consistency-model","display_name":"Consistency model","score":0.4303388297557831},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.42736124992370605},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.4120190143585205},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3879179060459137},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.3465583920478821},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2701079845428467},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.2634604275226593},{"id":"https://openalex.org/keywords/cpu-cache","display_name":"CPU cache","score":0.2618762254714966},{"id":"https://openalex.org/keywords/cache-algorithms","display_name":"Cache algorithms","score":0.21162629127502441},{"id":"https://openalex.org/keywords/data-consistency","display_name":"Data consistency","score":0.11834079027175903}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8626278042793274},{"id":"https://openalex.org/C2777683733","wikidata":"https://www.wikidata.org/wiki/Q201456","display_name":"Directory","level":2,"score":0.8398247957229614},{"id":"https://openalex.org/C141917322","wikidata":"https://www.wikidata.org/wiki/Q1025017","display_name":"Cache coherence","level":5,"score":0.8198812007904053},{"id":"https://openalex.org/C120936851","wikidata":"https://www.wikidata.org/wiki/Q1408065","display_name":"MESI protocol","level":5,"score":0.7112730741500854},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5073491930961609},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.49069321155548096},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.47078460454940796},{"id":"https://openalex.org/C199979278","wikidata":"https://www.wikidata.org/wiki/Q263221","display_name":"MESIF protocol","level":5,"score":0.46369871497154236},{"id":"https://openalex.org/C37279795","wikidata":"https://www.wikidata.org/wiki/Q2492305","display_name":"Consistency model","level":3,"score":0.4303388297557831},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.42736124992370605},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.4120190143585205},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3879179060459137},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.3465583920478821},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2701079845428467},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.2634604275226593},{"id":"https://openalex.org/C189783530","wikidata":"https://www.wikidata.org/wiki/Q352090","display_name":"CPU cache","level":3,"score":0.2618762254714966},{"id":"https://openalex.org/C38556500","wikidata":"https://www.wikidata.org/wiki/Q13404475","display_name":"Cache algorithms","level":4,"score":0.21162629127502441},{"id":"https://openalex.org/C93361087","wikidata":"https://www.wikidata.org/wiki/Q4426698","display_name":"Data consistency","level":2,"score":0.11834079027175903},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/2370816.2370853","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2370816.2370853","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st international conference on Parallel architectures and compilation techniques","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.258.9776","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.258.9776","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.wisc.edu/%7Ekaxiras/papers/PACT12_p241_ros_kaxiras.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.923.2034","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.923.2034","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://www.researchgate.net/profile/Stefanos_Kaxiras/publication/262164567_Complexity-effective_multicore_coherence/links/02e7e53ca2271557f2000000.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.929.3908","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.929.3908","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://www.researchgate.net/profile/Stefanos_Kaxiras/publication/262164567_Complexity-effective_multicore_coherence/links/02e7e53ca2271557f2000000.pdf?origin%3Dpublication_detail","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320313710","display_name":"Menzies School of Health Research","ror":"https://ror.org/006mbby82"},{"id":"https://openalex.org/F4320314455","display_name":"Minist\u00e8re de l'\u00c9conomie, de la Science et de l'Innovation - Qu\u00e9bec","ror":null},{"id":"https://openalex.org/F4320322581","display_name":"Vetenskapsr\u00e5det","ror":"https://ror.org/03zttf063"},{"id":"https://openalex.org/F4320338370","display_name":"FP7 Information and Communication Technologies","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1497011614","https://openalex.org/W1506192197","https://openalex.org/W1598250351","https://openalex.org/W1769402780","https://openalex.org/W1976649568","https://openalex.org/W1997576530","https://openalex.org/W2016521571","https://openalex.org/W2017503457","https://openalex.org/W2029601347","https://openalex.org/W2052612139","https://openalex.org/W2066691060","https://openalex.org/W2100621037","https://openalex.org/W2102498740","https://openalex.org/W2110999128","https://openalex.org/W2120635877","https://openalex.org/W2132773256","https://openalex.org/W2140643961","https://openalex.org/W2145021036","https://openalex.org/W2148103955","https://openalex.org/W2149426285","https://openalex.org/W2151233837","https://openalex.org/W2151384504","https://openalex.org/W2152450729","https://openalex.org/W2154502506","https://openalex.org/W2157225945","https://openalex.org/W2162192855","https://openalex.org/W2164264749","https://openalex.org/W2166034599","https://openalex.org/W2169680334","https://openalex.org/W2169875292","https://openalex.org/W2170293694","https://openalex.org/W2170830522","https://openalex.org/W2171419639","https://openalex.org/W4230076379","https://openalex.org/W4251024738","https://openalex.org/W4312364354"],"related_works":["https://openalex.org/W2290195868","https://openalex.org/W4285204597","https://openalex.org/W2107914397","https://openalex.org/W1539379314","https://openalex.org/W2135741511","https://openalex.org/W2234392215","https://openalex.org/W4285717824","https://openalex.org/W1567251989","https://openalex.org/W2341293993","https://openalex.org/W2081698031"],"abstract_inverted_index":{"Much":[0],"of":[1,10,75,100],"the":[2,18,26,92,101,111,143],"complexity":[3,51],"and":[4,52,149],"overhead":[5],"(directory,":[6],"state":[7],"bits,":[8],"invalidations)":[9,114],"a":[11,37,45,63,79,118,129,135],"typical":[12],"directory":[13,46,112,137],"coherence":[14,42,132],"implementation":[15],"stems":[16],"from":[17,121],"effort":[19],"to":[20,25,58,94,109,125],"make":[21],"it":[22],"\"invisible\"":[23],"even":[24],"strongest":[27],"memory":[28],"consistency":[29],"model.":[30],"In":[31],"this":[32],"paper,":[33],"we":[34,61],"show":[35],"that":[36,66,133],"much":[38],"simpler,":[39],"directory-less/broadcast-less,":[40],"multicore":[41],"can":[43],"outperform":[44],"protocol":[47,93,138],"but":[48],"without":[49],"its":[50],"overhead.":[53],"Motivated":[54],"by":[55],"recent":[56],"efforts":[57],"simplify":[59],"coherence,":[60],"propose":[62],"hardware":[64],"approach":[65,77],"does":[67],"not":[68],"require":[69],"any":[70],"application":[71],"guidance.":[72],"The":[73],"cornerstone":[74],"our":[76,126],"is":[78],"dynamic,":[80],"application-transparent,":[81],"write-policy":[82],"(write-back":[83],"for":[84,88,155],"private":[85],"data,":[86],"write-through":[87],"shared":[89,102,147],"data),":[90],"simplifying":[91],"just":[95,117],"two":[96],"stable":[97],"states.":[98],"Self-invalidation":[99],"data":[103],"at":[104,142],"synchronization":[105],"points":[106],"allows":[107],"us":[108],"remove":[110],"(and":[113],"completely,":[115],"with":[116],"data-race-free":[119],"guarantee":[120],"software.":[122],"This":[123],"leads":[124],"main":[127],"result:":[128],"virtually":[130],"costless":[131],"outperforms":[134],"MESI":[136],"(by":[139,153],"4.8%)":[140],"while":[141],"same":[144],"time":[145],"reducing":[146],"cache":[148],"network":[150],"energy":[151],"consumption":[152],"14.2%)":[154],"15":[156],"parallel":[157],"benchmarks,":[158],"on":[159],"16":[160],"cores.":[161]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":17},{"year":2016,"cited_by_count":21},{"year":2015,"cited_by_count":23},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":10}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
