{"id":"https://openalex.org/W4236180652","doi":"https://doi.org/10.1145/945445.945458","title":"Samsara","display_name":"Samsara","publication_year":2003,"publication_date":"2003-10-19","ids":{"openalex":"https://openalex.org/W4236180652","doi":"https://doi.org/10.1145/945445.945458"},"language":"en","primary_location":{"id":"doi:10.1145/945445.945458","is_oa":false,"landing_page_url":"https://doi.org/10.1145/945445.945458","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the nineteenth ACM symposium on Operating systems principles","raw_type":"proceedings-article"},"type":"conference-paper","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/A5040921743","display_name":"Landon P. Cox","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Landon P. Cox","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113674622","display_name":"Brian Noble","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brian D. Noble","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I27837315"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":92,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"120","last_page":"132"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10742","display_name":"Peer-to-Peer Network 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"}},"topics":[{"id":"https://openalex.org/T10742","display_name":"Peer-to-Peer Network 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/T11478","display_name":"Caching and Content Delivery","score":0.9987000226974487,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.986299991607666,"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":0.7682783603668213},{"id":"https://openalex.org/keywords/peer-to-peer","display_name":"Peer-to-peer","score":0.6701077222824097},{"id":"https://openalex.org/keywords/payment","display_name":"Payment","score":0.6534990668296814},{"id":"https://openalex.org/keywords/enforcement","display_name":"Enforcement","score":0.5625830292701721},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5615658760070801},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5333545207977295},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.508323609828949},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.34280675649642944}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7682783603668213},{"id":"https://openalex.org/C534932454","wikidata":"https://www.wikidata.org/wiki/Q161410","display_name":"Peer-to-peer","level":2,"score":0.6701077222824097},{"id":"https://openalex.org/C145097563","wikidata":"https://www.wikidata.org/wiki/Q1148747","display_name":"Payment","level":2,"score":0.6534990668296814},{"id":"https://openalex.org/C2779777834","wikidata":"https://www.wikidata.org/wiki/Q4202277","display_name":"Enforcement","level":2,"score":0.5625830292701721},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5615658760070801},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5333545207977295},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.508323609828949},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.34280675649642944},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/945445.945458","is_oa":false,"landing_page_url":"https://doi.org/10.1145/945445.945458","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the nineteenth ACM symposium on Operating systems principles","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.6499999761581421,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W118842186","https://openalex.org/W1585188069","https://openalex.org/W1604178216","https://openalex.org/W1827183707","https://openalex.org/W1926984005","https://openalex.org/W2080291901","https://openalex.org/W2081461624","https://openalex.org/W2115599946","https://openalex.org/W2123820820","https://openalex.org/W2148727560","https://openalex.org/W2150676586","https://openalex.org/W2156186849","https://openalex.org/W2158049821","https://openalex.org/W2226396244","https://openalex.org/W2914982603","https://openalex.org/W4235897307","https://openalex.org/W4237192363","https://openalex.org/W6629456211","https://openalex.org/W6631402485","https://openalex.org/W6632163548","https://openalex.org/W6670166031","https://openalex.org/W6679115193"],"related_works":["https://openalex.org/W4226026301","https://openalex.org/W4360993851","https://openalex.org/W2099704814","https://openalex.org/W3046446793","https://openalex.org/W3125992077","https://openalex.org/W2138148318","https://openalex.org/W1580010780","https://openalex.org/W2002233996","https://openalex.org/W2018535611","https://openalex.org/W3121915999"],"abstract_inverted_index":{"Peer-to-peer":[0],"storage":[1,57,65,76,132],"systems":[2,58],"assume":[3],"that":[4,74,88,125],"their":[5,12],"users":[6,15],"consume":[7],"resources":[8],"in":[9,55,85],"proportion":[10],"to":[11,18,27,46,81,101,119,158],"contribution.":[13],"Unfortunately,":[14],"are":[16,111,117,126,149],"unlikely":[17,118],"do":[19],"this":[20,28],"without":[21,59],"some":[22],"enforcement":[23],"mechanism.":[24],"Prior":[25],"solutions":[26],"problem":[29],"require":[30],"centralized":[31],"infrastructure,":[32],"constraints":[33],"on":[34],"data":[35,121],"placement,":[36],"or":[37,69,128],"ongoing":[38],"administrative":[39],"costs.":[40],"All":[41],"of":[42,50,77,143,156,168],"these":[43],"run":[44],"counter":[45],"the":[47,99,154],"design":[48],"philosophy":[49],"peer-to-peer":[51,56],"systems.Samsara":[52],"enforces":[53],"fairness":[54],"requiring":[60],"trusted":[61],"third":[62],"parties,":[63],"symmetric":[64],"relationships,":[66],"monetary":[67],"payment,":[68],"certified":[70],"identities.":[71],"Each":[72],"peer":[73],"requests":[75],"another":[78],"must":[79],"agree":[80],"hold":[82],"a":[83],"claim":[84],"return---a":[86],"placeholder":[87],"accounts":[89],"for":[90],"available":[91],"space.":[92],"After":[93],"an":[94],"exchange,":[95],"each":[96],"partner":[97],"checks":[98],"other":[100],"ensure":[102],"faithfulness.":[103],"Samsara":[104],"punishes":[105],"unresponsive":[106],"nodes":[107,113],"probabilistically.":[108],"Because":[109],"objects":[110],"replicated,":[112],"with":[114],"transient":[115],"failures":[116],"suffer":[120],"loss,":[122],"unlike":[123],"those":[124],"dishonest":[127],"chronically":[129],"unavailable.":[130],"Claim":[131],"overhead":[133],"can":[134],"be":[135],"reduced":[136],"when":[137,147],"necessary":[138],"by":[139],"forwarding":[140],"among":[141],"chains":[142,152],"nodes,":[144],"and":[145,170],"eliminated":[146],"cycles":[148],"created.":[150],"Forwarding":[151],"increase":[153],"risk":[155,162],"exposure":[157],"failure,":[159],"but":[160],"such":[161],"is":[163],"modest":[164],"under":[165],"reasonable":[166],"assumptions":[167],"utilization":[169],"simultaneous,":[171],"persistent":[172],"failure.":[173]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":10}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2022-05-12T00:00:00"}