{"id":"https://openalex.org/W1984554975","doi":"https://doi.org/10.1145/2694344.2694390","title":"VARAN the Unbelievable","display_name":"VARAN the Unbelievable","publication_year":2015,"publication_date":"2015-03-03","ids":{"openalex":"https://openalex.org/W1984554975","doi":"https://doi.org/10.1145/2694344.2694390","mag":"1984554975"},"language":"en","primary_location":{"id":"doi:10.1145/2694344.2694390","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2694344.2694390","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twentieth 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/A5038659060","display_name":"Petr Ho\u0161ek","orcid":null},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Petr Hosek","raw_affiliation_strings":["Imperial College London, London, United Kingdom"],"affiliations":[{"raw_affiliation_string":"Imperial College London, London, United Kingdom","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053355200","display_name":"Cristian Cadar","orcid":"https://orcid.org/0000-0002-3599-7264"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Cristian Cadar","raw_affiliation_strings":["Imperial College London, London, United Kingdom"],"affiliations":[{"raw_affiliation_string":"Imperial College London, London, United Kingdom","institution_ids":["https://openalex.org/I47508984"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5038659060"],"corresponding_institution_ids":["https://openalex.org/I47508984"],"apc_list":null,"apc_paid":null,"fwci":8.3975,"has_fulltext":false,"cited_by_count":61,"citation_normalized_percentile":{"value":0.97990448,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"339","last_page":"353"},"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/T11424","display_name":"Security and Verification in Computing","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9980000257492065,"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":0.8549904823303223},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.8131839036941528},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.6182185411453247},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.5757997632026672},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5516076683998108},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5262688398361206},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.4909713566303253},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.49071943759918213},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.47647449374198914},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.4333977699279785},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3737037181854248},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.32469674944877625},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.31760215759277344}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8549904823303223},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.8131839036941528},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.6182185411453247},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.5757997632026672},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5516076683998108},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5262688398361206},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4909713566303253},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.49071943759918213},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.47647449374198914},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.4333977699279785},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3737037181854248},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.32469674944877625},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.31760215759277344},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2694344.2694390","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2694344.2694390","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twentieth International Conference on Architectural Support for Programming Languages and Operating Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2810694219","display_name":null,"funder_award_id":"Early-Career Fellowship EP/L002795/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G3067514484","display_name":null,"funder_award_id":"Google Europe Fellowship in Software Engineering","funder_id":"https://openalex.org/F4320309327","funder_display_name":"Google"}],"funders":[{"id":"https://openalex.org/F4320309327","display_name":"Google","ror":"https://ror.org/00njsd438"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W24839522","https://openalex.org/W216996474","https://openalex.org/W1482766136","https://openalex.org/W1516211918","https://openalex.org/W1529311848","https://openalex.org/W1567833156","https://openalex.org/W1603231416","https://openalex.org/W1606518565","https://openalex.org/W1613865581","https://openalex.org/W1867761151","https://openalex.org/W1912271521","https://openalex.org/W1945100066","https://openalex.org/W1971351024","https://openalex.org/W1972235549","https://openalex.org/W1977336977","https://openalex.org/W1979717085","https://openalex.org/W2006610105","https://openalex.org/W2008332764","https://openalex.org/W2040851906","https://openalex.org/W2059385647","https://openalex.org/W2061504544","https://openalex.org/W2066137796","https://openalex.org/W2089448621","https://openalex.org/W2097146584","https://openalex.org/W2111794592","https://openalex.org/W2117115928","https://openalex.org/W2119055825","https://openalex.org/W2122698306","https://openalex.org/W2123184511","https://openalex.org/W2123524055","https://openalex.org/W2128294826","https://openalex.org/W2134477406","https://openalex.org/W2134633067","https://openalex.org/W2134807578","https://openalex.org/W2136286495","https://openalex.org/W2136938453","https://openalex.org/W2137756679","https://openalex.org/W2138381338","https://openalex.org/W2151497944","https://openalex.org/W2158794422","https://openalex.org/W2163706363","https://openalex.org/W2167113173","https://openalex.org/W2406568833","https://openalex.org/W3137220996","https://openalex.org/W4235385348","https://openalex.org/W4239813889","https://openalex.org/W4250981365"],"related_works":["https://openalex.org/W2595172197","https://openalex.org/W2084856301","https://openalex.org/W2127970246","https://openalex.org/W2885125400","https://openalex.org/W1989889224","https://openalex.org/W4382618745","https://openalex.org/W1973775000","https://openalex.org/W2748922771","https://openalex.org/W1987128138","https://openalex.org/W2743976221"],"abstract_inverted_index":{"With":[0],"the":[1,27,49,74,80,85],"widespread":[2],"availability":[3],"of":[4,15,31,37,51,73,82],"multi-core":[5],"processors,":[6],"running":[7],"multiple":[8,52],"diversified":[9],"variants":[10],"or":[11,65],"several":[12],"different":[13],"versions":[14,53],"an":[16],"application":[17],"in":[18,54],"parallel":[19],"is":[20,43],"becoming":[21],"a":[22,44,61,90],"viable":[23],"approach":[24],"for":[25],"increasing":[26],"reliability":[28],"and":[29],"security":[30],"software":[32],"systems.":[33],"The":[34],"key":[35],"component":[36],"such":[38],"N-version":[39],"execution":[40,50],"(NVX)":[41],"systems":[42],"runtime":[45,86],"monitor":[46,87],"that":[47],"enables":[48],"parallel.":[55],"Unfortunately,":[56],"existing":[57,75],"monitors":[58],"impose":[59],"either":[60],"large":[62],"performance":[63,91],"overhead":[64],"rely":[66],"on":[67],"intrusive":[68],"kernel-level":[69],"changes.":[70],"Moreover,":[71],"none":[72],"solutions":[76],"scales":[77],"well":[78],"with":[79],"number":[81],"versions,":[83],"since":[84],"acts":[88],"as":[89],"bottleneck.":[92]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
