{"id":"https://openalex.org/W4308995130","doi":"https://doi.org/10.1145/3563766.3564110","title":"Understanding host interconnect congestion","display_name":"Understanding host interconnect congestion","publication_year":2022,"publication_date":"2022-11-14","ids":{"openalex":"https://openalex.org/W4308995130","doi":"https://doi.org/10.1145/3563766.3564110"},"language":"en","primary_location":{"id":"doi:10.1145/3563766.3564110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3563766.3564110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3563766.3564110","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st ACM Workshop on Hot Topics in Networks","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3563766.3564110","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102013162","display_name":"Saksham Agarwal","orcid":"https://orcid.org/0000-0002-1530-2568"},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Saksham Agarwal","raw_affiliation_strings":["Cornell University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cornell University","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101589780","display_name":"Rachit Agarwal","orcid":"https://orcid.org/0000-0001-7971-3246"},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rachit Agarwal","raw_affiliation_strings":["Cornell University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cornell University","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091715155","display_name":"Behnam Montazeri","orcid":null},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Behnam Montazeri","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047441490","display_name":"Masoud Moshref","orcid":"https://orcid.org/0000-0001-6577-4734"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Masoud Moshref","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068054047","display_name":"Khaled Elmeleegy","orcid":null},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Khaled Elmeleegy","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077030746","display_name":"Luigi Rizzo","orcid":"https://orcid.org/0000-0003-2483-1565"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Luigi Rizzo","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003550053","display_name":"Marc Asher de Kruijf","orcid":null},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Marc Asher de Kruijf","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104102818","display_name":"Gautam Kumar","orcid":"https://orcid.org/0000-0002-5158-1728"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gautam Kumar","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045155287","display_name":"Sylvia Ratnasamy","orcid":"https://orcid.org/0000-0002-0524-9425"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]},{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sylvia Ratnasamy","raw_affiliation_strings":["Google & UC Berkeley"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google & UC Berkeley","institution_ids":["https://openalex.org/I1291425158","https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056732574","display_name":"David Culler","orcid":"https://orcid.org/0000-0002-0460-9900"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Culler","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050245571","display_name":"Amin Vahdat","orcid":"https://orcid.org/0000-0002-4866-1698"},"institutions":[{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Amin Vahdat","raw_affiliation_strings":["Google"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Google","institution_ids":["https://openalex.org/I1291425158"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":30,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"198","last_page":"204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9994999766349792,"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"}},{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.9987999796867371,"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":0.9987000226974487,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/host","display_name":"Host (biology)","score":0.7801885604858398},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7769313454627991},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6881656050682068},{"id":"https://openalex.org/keywords/network-congestion","display_name":"Network congestion","score":0.628418505191803},{"id":"https://openalex.org/keywords/interconnection","display_name":"Interconnection","score":0.5628781914710999},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.48919299244880676},{"id":"https://openalex.org/keywords/queueing-theory","display_name":"Queueing theory","score":0.46274474263191223},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.43500593304634094},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.40719276666641235},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3503990173339844}],"concepts":[{"id":"https://openalex.org/C126831891","wikidata":"https://www.wikidata.org/wiki/Q221673","display_name":"Host (biology)","level":2,"score":0.7801885604858398},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7769313454627991},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6881656050682068},{"id":"https://openalex.org/C195563490","wikidata":"https://www.wikidata.org/wiki/Q180368","display_name":"Network congestion","level":3,"score":0.628418505191803},{"id":"https://openalex.org/C123745756","wikidata":"https://www.wikidata.org/wiki/Q1665949","display_name":"Interconnection","level":2,"score":0.5628781914710999},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.48919299244880676},{"id":"https://openalex.org/C22684755","wikidata":"https://www.wikidata.org/wiki/Q847526","display_name":"Queueing theory","level":2,"score":0.46274474263191223},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.43500593304634094},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.40719276666641235},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3503990173339844},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3563766.3564110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3563766.3564110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3563766.3564110","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st ACM Workshop on Hot Topics in Networks","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3563766.3564110","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3563766.3564110","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3563766.3564110","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st ACM Workshop on Hot Topics in Networks","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3815840621","display_name":null,"funder_award_id":"CNS-1704742","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4656985277","display_name":"NeTS: CSR: Large: Collaborative Research: Co-Design of Network, Storage and Computation Fabrics for Disaggregated Datacenters","funder_award_id":"1704742","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5048692500","display_name":"CAREER: Communication Synchrony","funder_award_id":"2047283","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8676701533","display_name":null,"funder_award_id":"CNS-2047283","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4308995130.pdf","grobid_xml":"https://content.openalex.org/works/W4308995130.grobid-xml"},"referenced_works_count":10,"referenced_works":["https://openalex.org/W2099480851","https://openalex.org/W2112177563","https://openalex.org/W2117884704","https://openalex.org/W2164740236","https://openalex.org/W2165284728","https://openalex.org/W2792548049","https://openalex.org/W3146285911","https://openalex.org/W3192241394","https://openalex.org/W4214573349","https://openalex.org/W4236382111"],"related_works":["https://openalex.org/W2014709025","https://openalex.org/W2155019192","https://openalex.org/W4249035840","https://openalex.org/W1964071618","https://openalex.org/W3125341812","https://openalex.org/W1668171714","https://openalex.org/W4380607112","https://openalex.org/W2347989876","https://openalex.org/W2766970861","https://openalex.org/W2352704148"],"abstract_inverted_index":{"We":[0,28,77],"present":[1],"evidence":[2],"and":[3,57,93],"characterization":[4],"of":[5,12,19,52,54,81,87],"host":[6,23,75,82,89],"congestion":[7,68,84],"in":[8,50],"production":[9],"clusters:":[10],"adoption":[11],"high-bandwidth":[13],"access":[14],"links":[15],"leading":[16],"to":[17,85],"emergence":[18],"bottlenecks":[20],"within":[21],"the":[22,39,45],"interconnect":[24,83],"(NIC-to-CPU":[25],"data":[26],"path).":[27],"demonstrate":[29],"that":[30,71],"contention":[31],"on":[32],"existing":[33],"IO":[34],"memory":[35,40],"management":[36],"units":[37],"and/or":[38],"subsystem":[41],"can":[42],"significantly":[43],"reduce":[44],"available":[46],"NIC-to-CPU":[47],"bandwidth,":[48],"resulting":[49],"hundreds":[51],"microseconds":[53],"queueing":[55],"delays":[56],"eventual":[58],"packet":[59],"drops":[60],"at":[61],"hosts":[62],"(even":[63],"when":[64],"running":[65],"a":[66],"state-of-the-art":[67],"control":[69],"protocol":[70],"accounts":[72],"for":[73],"CPU-induced":[74],"congestion).":[76],"also":[78],"discuss":[79],"implications":[80],"design":[86],"future":[88],"architecture,":[90],"network":[91,94],"stacks":[92],"protocols.":[95]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":11}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}