{"id":"https://openalex.org/W2097346625","doi":"https://doi.org/10.1145/1168857.1168893","title":"Computation spreading","display_name":"Computation spreading","publication_year":2006,"publication_date":"2006-10-20","ids":{"openalex":"https://openalex.org/W2097346625","doi":"https://doi.org/10.1145/1168857.1168893","mag":"2097346625"},"language":"en","primary_location":{"id":"doi:10.1145/1168857.1168893","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1168857.1168893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 12th international conference on Architectural support for programming languages and operating systems","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/A5101594477","display_name":"Koushik Chakraborty","orcid":"https://orcid.org/0000-0003-0228-2737"},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Koushik Chakraborty","raw_affiliation_strings":["University of Wisconsin, Madison"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wisconsin, Madison","institution_ids":["https://openalex.org/I135310074"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043323129","display_name":"Philip M. Wells","orcid":null},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Philip M. Wells","raw_affiliation_strings":["University of Wisconsin, Madison"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wisconsin, Madison","institution_ids":["https://openalex.org/I135310074"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108260478","display_name":"Gurindar S. Sohi","orcid":null},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gurindar S. Sohi","raw_affiliation_strings":["University of Wisconsin, Madison"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wisconsin, Madison","institution_ids":["https://openalex.org/I135310074"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.2608,"has_fulltext":false,"cited_by_count":107,"citation_normalized_percentile":{"value":0.96816194,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"283","last_page":"292"},"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":0.9994000196456909,"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":0.9991999864578247,"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/computer-science","display_name":"Computer science","score":0.862061619758606},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.7691452503204346},{"id":"https://openalex.org/keywords/thread","display_name":"Thread (computing)","score":0.7572869062423706},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.7411158084869385},{"id":"https://openalex.org/keywords/multiprocessing","display_name":"Multiprocessing","score":0.5665045380592346},{"id":"https://openalex.org/keywords/instruction-set","display_name":"Instruction set","score":0.5349990129470825},{"id":"https://openalex.org/keywords/microarchitecture","display_name":"Microarchitecture","score":0.4980125427246094},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.44759634137153625},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.44299155473709106},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.44215258955955505},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.38105133175849915},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.17451107501983643}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.862061619758606},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.7691452503204346},{"id":"https://openalex.org/C138101251","wikidata":"https://www.wikidata.org/wiki/Q213092","display_name":"Thread (computing)","level":2,"score":0.7572869062423706},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.7411158084869385},{"id":"https://openalex.org/C4822641","wikidata":"https://www.wikidata.org/wiki/Q846651","display_name":"Multiprocessing","level":2,"score":0.5665045380592346},{"id":"https://openalex.org/C202491316","wikidata":"https://www.wikidata.org/wiki/Q272683","display_name":"Instruction set","level":2,"score":0.5349990129470825},{"id":"https://openalex.org/C107598950","wikidata":"https://www.wikidata.org/wiki/Q259864","display_name":"Microarchitecture","level":2,"score":0.4980125427246094},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.44759634137153625},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.44299155473709106},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.44215258955955505},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.38105133175849915},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.17451107501983643}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1168857.1168893","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1168857.1168893","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 12th international conference on Architectural support for programming languages and operating systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.44999998807907104,"display_name":"No poverty","id":"https://metadata.un.org/sdg/1"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W17403414","https://openalex.org/W1532659787","https://openalex.org/W1796870311","https://openalex.org/W1968398568","https://openalex.org/W1978187377","https://openalex.org/W2015370755","https://openalex.org/W2016622853","https://openalex.org/W2070886663","https://openalex.org/W2102474627","https://openalex.org/W2102748509","https://openalex.org/W2108614079","https://openalex.org/W2112605786","https://openalex.org/W2116672036","https://openalex.org/W2120635877","https://openalex.org/W2126022651","https://openalex.org/W2130570838","https://openalex.org/W2130611655","https://openalex.org/W2132100607","https://openalex.org/W2133985894","https://openalex.org/W2138202500","https://openalex.org/W2139928929","https://openalex.org/W2141386638","https://openalex.org/W2141751983","https://openalex.org/W2147943147","https://openalex.org/W2151182669","https://openalex.org/W2155350341","https://openalex.org/W2155651153","https://openalex.org/W2164568582","https://openalex.org/W2171620118","https://openalex.org/W2208481289","https://openalex.org/W2243416539","https://openalex.org/W2252034896","https://openalex.org/W2294693415","https://openalex.org/W2911669905","https://openalex.org/W2913686842","https://openalex.org/W4214519867","https://openalex.org/W4241595398","https://openalex.org/W4242466841","https://openalex.org/W4243521499","https://openalex.org/W4245173209"],"related_works":["https://openalex.org/W2326041751","https://openalex.org/W2084977540","https://openalex.org/W2120726537","https://openalex.org/W1547865754","https://openalex.org/W2276000909","https://openalex.org/W4250432526","https://openalex.org/W2101536355","https://openalex.org/W2171175484","https://openalex.org/W2085872434","https://openalex.org/W2562747857"],"abstract_inverted_index":{"In":[0],"canonical":[1],"parallel":[2],"processing,":[3],"the":[4,25,70,113,151,169],"operating":[5],"system":[6],"(OS)":[7],"assigns":[8],"a":[9,13,17,106,118,135],"processing":[10,115],"core":[11,159,171],"to":[12,83,104,163,198],"single":[14],"thread":[15,182],"from":[16,24,127,150],"multithreaded":[18],"server":[19,50,143,194],"application.":[20],"Since":[21],"different":[22,35,43,128],"threads":[23,129],"same":[26,71,170],"application":[27,146],"often":[28],"carry":[29],"out":[30],"similar":[31,124],"computation,":[32],"albeit":[33],"at":[34],"times,":[36],"we":[37],"observe":[38],"extensive":[39],"code":[40],"reuse":[41],"among":[42],"processors,":[44],"causing":[45,74],"redundancy":[46,79],"(e.g.,":[47],"in":[48,202],"our":[49],"workloads,":[51,195],"45-65%":[52],"of":[53,66,86,110,117,138],"all":[54,60],"instruction":[55,200],"blocks":[56],"are":[57,196],"accessed":[58],"by":[59,206,212,217],"processors).":[61],"Moreover,":[62],"largely":[63],"independent":[64],"fragments":[65,109,126],"computation":[67,111,125,149,166],"compete":[68],"for":[69,140,175,185],"private":[72,87,203,208],"resources":[73,89],"destructive":[75],"interference.":[76],"Together,":[77],"this":[78],"and":[80,93,168,187,214],"interference":[81],"lead":[82],"poor":[84],"utilization":[85],"microarchitecture":[88],"such":[90,176],"as":[91],"caches":[92,205],"branch":[94,215],"predictors.We":[95],"present":[96],"Computation":[97],"Spreading":[98],"(CSP),":[99],"which":[100],"employs":[101],"hardware":[102],"migration":[103],"distribute":[105],"thread's":[107],"dissimilar":[108],"across":[112,192],"multiple":[114],"cores":[116],"chip":[119],"multiprocessor":[120],"(CMP),":[121],"while":[122],"grouping":[123],"together.":[130],"This":[131],"paper":[132],"focuses":[133],"on":[134],"specific":[136,181],"example":[137],"CSP":[139],"OS":[141,152],"intensive":[142],"applications:":[144],"separating":[145],"level":[147],"(user)":[148],"calls":[153],"it":[154],"makes.When":[155],"performing":[156],"CSP,":[157,186],"each":[158],"becomes":[160],"temporally":[161],"specialized":[162],"execute":[164],"certain":[165],"fragments,":[167],"is":[172],"repeatedly":[173],"used":[174],"fragments.":[177],"We":[178],"examine":[179],"two":[180],"assignment":[183],"policies":[184],"show":[188],"that":[189],"these":[190],"policies,":[191],"four":[193],"able":[197],"reduce":[199],"misses":[201,211],"L2":[204,209],"27-58%,":[207],"load":[210],"0-19%,":[213],"mispredictions":[216],"9-25%.":[218]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":10},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":12},{"year":2012,"cited_by_count":4}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}