{"id":"https://openalex.org/W3192575111","doi":"https://doi.org/10.7488/era/1173","title":"Towards larger scale collective operations in the Message Passing Interface","display_name":"Towards larger scale collective operations in the Message Passing Interface","publication_year":2021,"publication_date":"2021-07-31","ids":{"openalex":"https://openalex.org/W3192575111","doi":"https://doi.org/10.7488/era/1173","mag":"3192575111"},"language":"en","primary_location":{"id":"pmh:oai:era.ed.ac.uk:1842/37898","is_oa":true,"landing_page_url":"https://hdl.handle.net/1842/37898","pdf_url":"https://hdl.handle.net/1842/37898","source":{"id":"https://openalex.org/S7407055182","display_name":"ERA","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis or Dissertation"},"type":"dissertation","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/1842/37898","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044314203","display_name":"Martin R\u00fcfenacht","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"R\u00fcfenacht, Martin Peter Albert","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5044314203"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":0.9574999809265137,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9574999809265137,"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/scale","display_name":"Scale (ratio)","score":0.6122843027114868},{"id":"https://openalex.org/keywords/message-passing-interface","display_name":"Message Passing Interface","score":0.5803773403167725},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5602514743804932},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.5531399250030518},{"id":"https://openalex.org/keywords/interface","display_name":"Interface (matter)","score":0.5158368945121765},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.31954967975616455},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.21969664096832275},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.18352532386779785},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.12713176012039185}],"concepts":[{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.6122843027114868},{"id":"https://openalex.org/C166782233","wikidata":"https://www.wikidata.org/wiki/Q127879","display_name":"Message Passing Interface","level":3,"score":0.5803773403167725},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5602514743804932},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.5531399250030518},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.5158368945121765},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.31954967975616455},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.21969664096832275},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.18352532386779785},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.12713176012039185},{"id":"https://openalex.org/C157915830","wikidata":"https://www.wikidata.org/wiki/Q2928001","display_name":"Bubble","level":2,"score":0.0},{"id":"https://openalex.org/C129307140","wikidata":"https://www.wikidata.org/wiki/Q6795880","display_name":"Maximum bubble pressure method","level":3,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:era.ed.ac.uk:1842/37898","is_oa":true,"landing_page_url":"https://hdl.handle.net/1842/37898","pdf_url":"https://hdl.handle.net/1842/37898","source":{"id":"https://openalex.org/S7407055182","display_name":"ERA","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis or Dissertation"},{"id":"doi:10.7488/era/1173","is_oa":true,"landing_page_url":"https://doi.org/10.7488/era/1173","pdf_url":null,"source":{"id":"https://openalex.org/S7407050748","display_name":"University of Edinburgh","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":null},{"id":"mag:3192575111","is_oa":false,"landing_page_url":"https://era.ed.ac.uk/handle/1842/37898","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:era.ed.ac.uk:1842/37898","is_oa":true,"landing_page_url":"https://hdl.handle.net/1842/37898","pdf_url":"https://hdl.handle.net/1842/37898","source":{"id":"https://openalex.org/S7407055182","display_name":"ERA","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis or Dissertation"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3192575111.pdf","grobid_xml":"https://content.openalex.org/works/W3192575111.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2617127166","https://openalex.org/W1834449470","https://openalex.org/W120975139","https://openalex.org/W2324482628","https://openalex.org/W2957497656","https://openalex.org/W2294023395"],"abstract_inverted_index":{"Supercomputers":[0],"continue":[1],"to":[2,27,87,111,139,156,171,185,232,255,297,305],"expand":[3],"both":[4],"in":[5,60,80],"size":[6,284],"and":[7,100,222],"complexity":[8],"as":[9,146,177,201,302],"we":[10,105,215],"reach":[11],"the":[12,15,37,53,56,73,91,94,140,169,173,178,188,197,209,217,240,247,283,286],"beginning":[13,54],"of":[14,29,36,55,75,115,134,143,204,212,219,226,249,259,279,285],"exascale":[16],"era.":[17],"Networks":[18],"have":[19,184],"evolved,":[20],"from":[21,160],"simple":[22,99],"mechanisms":[23],"which":[24,31,49,71,191,294],"transport":[25],"data":[26],"subsystems":[28],"computers":[30,40,189],"fulfil":[32],"a":[33,67,107,147,202,235,276,290,303],"significant":[34],"fraction":[35],"workload":[38],"that":[39],"are":[41,62,124,137,193],"tasked":[42],"with.":[43],"Inevitably":[44],"with":[45,121,187,300,309],"this":[46,263,274],"change,":[47],"assumptions":[48],"were":[50],"made":[51],"at":[52],"last":[57],"major":[58],"shift":[59],"computing":[61],"becoming":[63],"outdated.":[64],"We":[65,195,288],"introduce":[66,196,289],"new":[68],"latency-bandwidth":[69,96,242],"model":[70,97],"captures":[72],"characteristics":[74],"sending":[76],"multiple":[77],"small":[78,122],"messages":[79,123,307],"quick":[81],"succession":[82],"on":[83,190],"modern":[84,213],"networks.":[85],"Contrary":[86],"other":[88],"models":[89],"representing":[90],"same":[92],"effects,":[93],"pipelining":[95,210,241],"is":[98,230,264,295],"physically":[101],"based.":[102],"In":[103],"addition,":[104],"develop":[106],"discrete-event":[108],"simulation,":[109],"Fennel,":[110],"capture":[112],"non-analytical":[113],"effects":[114],"communication":[116],"within":[117],"models.":[118],"AllReduce":[119,220],"operations":[120,136,221,251],"common":[125],"throughout":[126],"supercomputing,":[127],"particularly":[128],"for":[129,168,182,270,282,312],"iterative":[130],"methods.":[131],"The":[132,149,164],"performance":[133],"network":[135],"crucial":[138],"overall":[141],"time-to-solution":[142],"an":[144],"application":[145,161],"whole.":[148],"Message":[150],"Passing":[151],"Interface":[152],"standard":[153],"was":[154],"introduced":[155],"abstract":[157],"complex":[158],"communications":[159],"level":[162],"development.":[163],"underlying":[165],"algorithms":[166],"used":[167,231,299],"implementation":[170],"achieve":[172],"specified":[174],"behaviour,":[175],"such":[176],"recursive":[179,198,205,245],"doubling":[180],"algorithm":[181,200],"AllReduce,":[183],"evolve":[186],"they":[192],"used.":[194],"multiplying":[199],"generalisation":[203],"doubling.":[206],"By":[207],"utilising":[208],"nature":[211],"networks,":[214],"lower":[216],"latency":[218],"enable":[223],"greater":[224],"choice":[225],"schedule.":[227],"A":[228],"heuristic":[229],"quickly":[233],"generate":[234],"near-optimal":[236],"schedule,":[237],"by":[238,266],"using":[239],"model.":[243],"Alongside":[244],"multiplying,":[246],"endpoints":[248],"collective":[250],"must":[252],"be":[253,298],"able":[254],"handle":[256],"larger":[257],"numbers":[258],"incoming":[260],"messages.":[261],"Typically":[262],"done":[265],"duplicating":[267],"receive":[268,314],"queues":[269],"remote":[271],"peers,":[272],"but":[273],"requires":[275],"linear":[277],"amount":[278],"memory":[280],"space":[281],"application.":[287],"single-consumer":[291],"multipleproducer":[292],"queue":[293],"designed":[296],"MPI":[301],"protocol":[304],"insert":[306],"remotely,":[308],"minimal":[310],"contention":[311],"shared":[313],"queues.":[315]},"counts_by_year":[],"updated_date":"2026-08-04T08:18:43.703281","created_date":"2025-10-10T00:00:00"}