{"id":"https://openalex.org/W2147817098","doi":"https://doi.org/10.1109/iiswc.2007.4362179","title":"On the Effects of Memory Latency and Bandwidth on Supercomputer Application Performance","display_name":"On the Effects of Memory Latency and Bandwidth on Supercomputer Application Performance","publication_year":2007,"publication_date":"2007-09-01","ids":{"openalex":"https://openalex.org/W2147817098","doi":"https://doi.org/10.1109/iiswc.2007.4362179","mag":"2147817098"},"language":"en","primary_location":{"id":"doi:10.1109/iiswc.2007.4362179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iiswc.2007.4362179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE 10th International Symposium on Workload Characterization","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/A5108371005","display_name":"Richard C. Murphy","orcid":null},"institutions":[{"id":"https://openalex.org/I4210104735","display_name":"Sandia National Laboratories","ror":"https://ror.org/01apwpt12","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I198811213","https://openalex.org/I4210104735"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Richard Murphy","raw_affiliation_strings":["Sandia National Laboratories, Albuquerque, NM, USA"],"affiliations":[{"raw_affiliation_string":"Sandia National Laboratories, Albuquerque, NM, USA","institution_ids":["https://openalex.org/I4210104735"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5108371005"],"corresponding_institution_ids":["https://openalex.org/I4210104735"],"apc_list":null,"apc_paid":null,"fwci":6.1731,"has_fulltext":false,"cited_by_count":61,"citation_normalized_percentile":{"value":0.96406084,"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":"35","last_page":"43"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9997000098228455,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9930999875068665,"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/supercomputer","display_name":"Supercomputer","score":0.9566627144813538},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7649179697036743},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6667839288711548},{"id":"https://openalex.org/keywords/memory-bandwidth","display_name":"Memory bandwidth","score":0.5255569219589233},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5137346982955933},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4940541088581085},{"id":"https://openalex.org/keywords/floating-point","display_name":"Floating point","score":0.4229058623313904},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.4049697518348694},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3256288170814514},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.15467724204063416},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13576698303222656}],"concepts":[{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.9566627144813538},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7649179697036743},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6667839288711548},{"id":"https://openalex.org/C188045654","wikidata":"https://www.wikidata.org/wiki/Q17148339","display_name":"Memory bandwidth","level":2,"score":0.5255569219589233},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5137346982955933},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4940541088581085},{"id":"https://openalex.org/C84211073","wikidata":"https://www.wikidata.org/wiki/Q117879","display_name":"Floating point","level":2,"score":0.4229058623313904},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.4049697518348694},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3256288170814514},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.15467724204063416},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13576698303222656}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iiswc.2007.4362179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iiswc.2007.4362179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE 10th International Symposium on Workload Characterization","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W137546752","https://openalex.org/W309890564","https://openalex.org/W1495954130","https://openalex.org/W1555915743","https://openalex.org/W1567646530","https://openalex.org/W1691116613","https://openalex.org/W1983096721","https://openalex.org/W1988274727","https://openalex.org/W1990305761","https://openalex.org/W1994025498","https://openalex.org/W1996413185","https://openalex.org/W2016622853","https://openalex.org/W2019436626","https://openalex.org/W2020273538","https://openalex.org/W2029390018","https://openalex.org/W2032094184","https://openalex.org/W2038057969","https://openalex.org/W2072737413","https://openalex.org/W2092608522","https://openalex.org/W2104377856","https://openalex.org/W2121288477","https://openalex.org/W2132500083","https://openalex.org/W2133782309","https://openalex.org/W2134004369","https://openalex.org/W2147285994","https://openalex.org/W2155350341","https://openalex.org/W2161327027","https://openalex.org/W2535200800","https://openalex.org/W4229590272","https://openalex.org/W4233075742","https://openalex.org/W4234767864","https://openalex.org/W4242972895","https://openalex.org/W4243587504","https://openalex.org/W4251139570","https://openalex.org/W4252080597","https://openalex.org/W4252533346","https://openalex.org/W4292169167","https://openalex.org/W6610841614","https://openalex.org/W6633127185","https://openalex.org/W6634196629","https://openalex.org/W6940025434","https://openalex.org/W6977552130"],"related_works":["https://openalex.org/W2384867379","https://openalex.org/W4400094300","https://openalex.org/W2329539859","https://openalex.org/W2227905990","https://openalex.org/W2765823764","https://openalex.org/W3214280620","https://openalex.org/W2077105843","https://openalex.org/W2770465587","https://openalex.org/W2086716781","https://openalex.org/W2022510519"],"abstract_inverted_index":{"Since":[0],"the":[1,6,8,26,39,45,49,58,61,97,100,106,120,146,151,175,178,183],"first":[2],"vector":[3],"supercomputers":[4],"in":[5,81],"mid-1970's,":[7],"largest":[9],"scale":[10],"applications":[11,73,93,160],"have":[12,35],"traditionally":[13],"been":[14],"floating":[15,54],"point":[16,55],"oriented":[17],"numerical":[18],"codes,":[19],"which":[20,143],"can":[21],"be":[22,53,164],"broadly":[23],"characterized":[24],"as":[25],"simulation":[27],"of":[28,41,48,60,71,89,92,99,110,153],"physics":[29],"on":[30],"a":[31,149],"computer.":[32],"Supercomputer":[33],"architectures":[34,156],"evolved":[36],"to":[37,52,127,157,169],"meet":[38],"needs":[40],"those":[42,76,167],"applications.":[43],"Specifically,":[44],"computational":[46],"work":[47],"application":[50],"tends":[51],"oriented,":[56,84],"and":[57,85,113,117,130],"decomposition":[59],"problem":[62],"two":[63,179],"or":[64],"three":[65],"dimensional.":[66],"Today,":[67],"an":[68],"emerging":[69,114],"class":[70],"critical":[72],"may":[74],"change":[75],"assumptions:":[77],"they":[78],"are":[79,123],"combinatorial":[80],"nature,":[82],"integer":[83],"irregular.":[86],"The":[87],"performance":[88,98,108],"both":[90,111],"classes":[91],"is":[94],"dominated":[95],"by":[96],"memory":[101,107,128],"system.":[102],"This":[103],"paper":[104],"compares":[105],"sensitivity":[109],"traditional":[112,134,171],"HPC":[115],"applications,":[116],"shows":[118],"that":[119],"new":[121],"codes":[122,138],"significantly":[124],"more":[125],"sensitive":[126],"latency":[129],"bandwidth":[131],"than":[132],"their":[133],"counterparts.":[135],"Additionally,":[136],"these":[137,159],"exhibit":[139],"lower":[140],"base-line":[141],"performance,":[142],"only":[144],"exacerbates":[145],"problem.":[147],"As":[148],"result,":[150],"construction":[152],"future":[154,186],"supercomputer":[155],"support":[158,170],"will":[161,181],"most":[162],"likely":[163],"different":[165],"from":[166],"used":[168],"codes.":[172],"Quantitatively":[173],"understanding":[174],"difference":[176],"between":[177],"workloads":[180],"form":[182],"basis":[184],"for":[185],"design":[187],"choices.":[188]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":9}],"updated_date":"2026-03-09T08:58:05.943551","created_date":"2025-10-10T00:00:00"}