{"id":"https://openalex.org/W2964104075","doi":"https://doi.org/10.1145/3337821.3337889","title":"Gossip","display_name":"Gossip","publication_year":2019,"publication_date":"2019-07-25","ids":{"openalex":"https://openalex.org/W2964104075","doi":"https://doi.org/10.1145/3337821.3337889","mag":"2964104075"},"language":"en","primary_location":{"id":"doi:10.1145/3337821.3337889","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3337821.3337889","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 48th International Conference on Parallel Processing","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/A5043372390","display_name":"Robin Kobus","orcid":"https://orcid.org/0000-0003-2726-1908"},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Robin Kobus","raw_affiliation_strings":["Johannes Gutenberg University, Mainz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johannes Gutenberg University, Mainz, Germany","institution_ids":["https://openalex.org/I197323543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084101957","display_name":"Daniel J\u00fcnger","orcid":"https://orcid.org/0000-0002-6899-9311"},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Daniel J\u00fcnger","raw_affiliation_strings":["Johannes Gutenberg University, Mainz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johannes Gutenberg University, Mainz, Germany","institution_ids":["https://openalex.org/I197323543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027561629","display_name":"Christian Hundt","orcid":"https://orcid.org/0000-0002-7995-1858"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Christian Hundt","raw_affiliation_strings":["NVIDIA AI Technology Center, Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NVIDIA AI Technology Center, Luxembourg, Luxembourg","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020388832","display_name":"Bertil Schmidt","orcid":"https://orcid.org/0000-0003-2597-8331"},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Bertil Schmidt","raw_affiliation_strings":["Johannes Gutenberg University, Mainz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Johannes Gutenberg University, Mainz, Germany","institution_ids":["https://openalex.org/I197323543"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9991999864578247,"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/T11478","display_name":"Caching and Content Delivery","score":0.9991999864578247,"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":0.998199999332428,"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/gossip","display_name":"Gossip","score":0.8842734098434448},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8617147207260132},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.6430445313453674},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.600053071975708},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5736653208732605},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.48506060242652893},{"id":"https://openalex.org/keywords/sorting","display_name":"Sorting","score":0.45648548007011414},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4557454586029053},{"id":"https://openalex.org/keywords/workstation","display_name":"Workstation","score":0.4404824376106262},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.42241621017456055},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.18783262372016907},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.10920223593711853}],"concepts":[{"id":"https://openalex.org/C62989814","wikidata":"https://www.wikidata.org/wiki/Q854648","display_name":"Gossip","level":2,"score":0.8842734098434448},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8617147207260132},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.6430445313453674},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.600053071975708},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5736653208732605},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.48506060242652893},{"id":"https://openalex.org/C111696304","wikidata":"https://www.wikidata.org/wiki/Q2303697","display_name":"Sorting","level":2,"score":0.45648548007011414},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4557454586029053},{"id":"https://openalex.org/C67953723","wikidata":"https://www.wikidata.org/wiki/Q192525","display_name":"Workstation","level":2,"score":0.4404824376106262},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.42241621017456055},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.18783262372016907},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.10920223593711853},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3337821.3337889","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3337821.3337889","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 48th International Conference on Parallel Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1591532709","https://openalex.org/W1831614234","https://openalex.org/W1962150610","https://openalex.org/W1987473040","https://openalex.org/W1988113008","https://openalex.org/W2007130141","https://openalex.org/W2008133042","https://openalex.org/W2032484463","https://openalex.org/W2057332538","https://openalex.org/W2080750094","https://openalex.org/W2086473105","https://openalex.org/W2091990443","https://openalex.org/W2106534064","https://openalex.org/W2133557963","https://openalex.org/W2140795574","https://openalex.org/W2170796499","https://openalex.org/W2335962142","https://openalex.org/W2336892223","https://openalex.org/W2735337572","https://openalex.org/W2887155473","https://openalex.org/W2988891856"],"related_works":["https://openalex.org/W4386850441","https://openalex.org/W2479311294","https://openalex.org/W2094020986","https://openalex.org/W4236832331","https://openalex.org/W12419204","https://openalex.org/W2340554994","https://openalex.org/W2484127681","https://openalex.org/W4377097986","https://openalex.org/W2761760483","https://openalex.org/W2540953048"],"abstract_inverted_index":{"Nowadays,":[0],"a":[1,28,85,100,105,112],"growing":[2],"number":[3,11],"of":[4,12,87,136],"servers":[5],"and":[6,46,59,69,94],"workstations":[7],"feature":[8],"an":[9,122],"increasing":[10],"GPUs.":[13],"However,":[14],"slow":[15],"communication":[16,34,66],"among":[17],"GPUs":[18],"can":[19],"lead":[20],"to":[21,71,89,115],"poor":[22],"application":[23],"performance.":[24],"Thus,":[25],"there":[26],"is":[27,141],"latent":[29],"demand":[30],"for":[31,53,75,92,97,126],"efficient":[32],"multi-GPU":[33,81],"primitives":[35],"on":[36,42,79,99],"such":[37],"systems.":[38,82],"This":[39],"paper":[40],"focuses":[41],"the":[43,116,127,132],"gather,":[44],"scatter":[45],"all-to-all":[47,93,128],"collectives,":[48],"which":[49],"are":[50],"important":[51],"operations":[52],"various":[54],"algorithms":[55],"including":[56],"parallel":[57],"sorting":[58],"distributed":[60],"hashing.":[61],"We":[62,83],"present":[63],"two":[64],"distinct":[65],"strategies":[67],"(ring-based":[68],"flow-oriented)":[70],"generate":[72],"transfer":[73],"plans":[74],"their":[76],"topology-aware":[77],"implementation":[78],"NVLink-connected":[80],"achieve":[84],"throughput":[86,125,133],"up":[88],"526":[90],"GB/s":[91,96],"148":[95],"scatter/gather":[98],"DGX-1":[101,117],"server":[102],"with":[103],"only":[104],"small":[106],"memory":[107],"overhead.":[108],"Furthermore,":[109],"we":[110],"propose":[111],"cost-neutral":[113],"alternative":[114],"Volta":[118],"topology":[119],"that":[120],"provides":[121],"expected":[123],"higher":[124],"collective":[129],"while":[130],"preserving":[131],"in":[134],"case":[135],"scatter/gather.":[137],"Our":[138],"Gossip":[139],"library":[140],"freely":[142],"available":[143],"at":[144],"https://github.com/Funatiq/gossip.":[145]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2019-07-30T00:00:00"}
