{"id":"https://openalex.org/W4313066996","doi":"https://doi.org/10.1145/3560442.3560445","title":"Management of an Academic HPC &amp; Research Computing Facility: The ULHPC Experience 2.0","display_name":"Management of an Academic HPC &amp; Research Computing Facility: The ULHPC Experience 2.0","publication_year":2022,"publication_date":"2022-07-08","ids":{"openalex":"https://openalex.org/W4313066996","doi":"https://doi.org/10.1145/3560442.3560445"},"language":"en","primary_location":{"id":"doi:10.1145/3560442.3560445","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3560442.3560445","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 6th High Performance Computing and Cluster Technologies Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbilu.uni.lu/handle/10993/51857","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020868628","display_name":"S\u00e9bastien Varrette","orcid":"https://orcid.org/0000-0001-9011-851X"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Sebastien Varrette","raw_affiliation_strings":["Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086955075","display_name":"Hyacinthe Cartiaux","orcid":"https://orcid.org/0000-0002-4133-9065"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Hyacinthe Cartiaux","raw_affiliation_strings":["Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022944669","display_name":"Sarah Peter","orcid":"https://orcid.org/0000-0003-1871-9067"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Sarah Peter","raw_affiliation_strings":["Luxembourg Centre for Systems Biomedicine (LCSB), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Luxembourg Centre for Systems Biomedicine (LCSB), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075246253","display_name":"Emmanuel Kieffer","orcid":"https://orcid.org/0000-0002-5530-8577"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Emmanuel Kieffer","raw_affiliation_strings":["Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026101242","display_name":"Teddy Valette","orcid":null},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Teddy Valette","raw_affiliation_strings":["Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063209221","display_name":"Abatcha Olloh","orcid":null},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Abatcha Olloh","raw_affiliation_strings":["Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Medicine (FSTM), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":8.2853,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.97648569,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"14","last_page":"24"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9998999834060669,"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":0.9998999834060669,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9990000128746033,"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/supercomputer","display_name":"Supercomputer","score":0.7088913917541504},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7027283310890198},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.5568034648895264},{"id":"https://openalex.org/keywords/engineering-management","display_name":"Engineering management","score":0.46321019530296326},{"id":"https://openalex.org/keywords/incentive","display_name":"Incentive","score":0.44627293944358826},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.4214690327644348},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.4171425700187683},{"id":"https://openalex.org/keywords/end-user-computing","display_name":"End-user computing","score":0.4158031940460205},{"id":"https://openalex.org/keywords/knowledge-management","display_name":"Knowledge management","score":0.3567514717578888},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.3228655457496643},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.2546716630458832},{"id":"https://openalex.org/keywords/utility-computing","display_name":"Utility computing","score":0.253714382648468},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.2308140993118286},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.15653327107429504},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13304737210273743}],"concepts":[{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.7088913917541504},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7027283310890198},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.5568034648895264},{"id":"https://openalex.org/C110354214","wikidata":"https://www.wikidata.org/wiki/Q6314146","display_name":"Engineering management","level":1,"score":0.46321019530296326},{"id":"https://openalex.org/C29122968","wikidata":"https://www.wikidata.org/wiki/Q1414816","display_name":"Incentive","level":2,"score":0.44627293944358826},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.4214690327644348},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.4171425700187683},{"id":"https://openalex.org/C135642988","wikidata":"https://www.wikidata.org/wiki/Q521737","display_name":"End-user computing","level":5,"score":0.4158031940460205},{"id":"https://openalex.org/C56739046","wikidata":"https://www.wikidata.org/wiki/Q192060","display_name":"Knowledge management","level":1,"score":0.3567514717578888},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.3228655457496643},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.2546716630458832},{"id":"https://openalex.org/C85106507","wikidata":"https://www.wikidata.org/wiki/Q1188445","display_name":"Utility computing","level":4,"score":0.253714382648468},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.2308140993118286},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.15653327107429504},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13304737210273743},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C184842701","wikidata":"https://www.wikidata.org/wiki/Q370563","display_name":"Cloud computing security","level":3,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3560442.3560445","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3560442.3560445","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 6th High Performance Computing and Cluster Technologies Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:orbilu.uni.lu:10993/51857","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/51857","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null}],"best_oa_location":{"id":"pmh:oai:orbilu.uni.lu:10993/51857","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/51857","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[{"score":0.44999998807907104,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320310700","display_name":"Universit\u00e9 du Luxembourg","ror":"https://ror.org/036x5ad56"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1810028515","https://openalex.org/W1990297162","https://openalex.org/W2003610585","https://openalex.org/W2302501749","https://openalex.org/W2527672088","https://openalex.org/W2794421626","https://openalex.org/W2947543664","https://openalex.org/W2953378622","https://openalex.org/W3013717548","https://openalex.org/W3160924271","https://openalex.org/W4284963190"],"related_works":["https://openalex.org/W2384867379","https://openalex.org/W3214280620","https://openalex.org/W2329539859","https://openalex.org/W3191490922","https://openalex.org/W2765823764","https://openalex.org/W2227905990","https://openalex.org/W2079244304","https://openalex.org/W2794038527","https://openalex.org/W2151092287","https://openalex.org/W2523801036"],"abstract_inverted_index":{"With":[0],"the":[1,4,8,18,49,61,65,74,90,124,166,184,193,198,201,216,228,241,252,282,287],"advent":[2],"of":[3,51,73,92,104,156,200,251],"technological":[5],"revolution":[6],"and":[7,27,30,37,44,114,120,137,144,163,180,204,218,223,243,277],"digital":[9],"transformation":[10],"that":[11],"made":[12],"all":[13,40,309],"scientific":[14],"disciplines":[15],"becoming":[16],"computational,":[17],"need":[19],"for":[20,133,290,302],"High":[21],"Performance":[22],"Computing":[23],"(HPC)":[24],"has":[25],"become":[26],"a":[28,54,70,93,105,118,161],"strategic":[29],"critical":[31],"asset":[32],"to":[33,89,108,127,170,281],"leverage":[34],"new":[35,94],"research":[36,135,175],"business":[38],"in":[39,100,147,158,160,189,257,286],"domains":[41],"requiring":[42],"computing":[43,111,136],"storage":[45,113],"performance.":[46],"Since":[47],"2007,":[48],"University":[50],"Luxembourg":[52],"operates":[53],"large":[55],"academic":[56,172],"HPC":[57,106],"facility":[58,107,253],"which":[59,85],"remains":[60],"reference":[62,261],"implementation":[63,77],"within":[64,183],"country.":[66],"This":[67],"paper":[68,259],"provides":[69],"general":[71],"description":[72],"current":[75],"platform":[76,229],"as":[78,80,264],"well":[79],"its":[81],"operational":[82],"management":[83,242],"choices":[84,143],"have":[86,150],"been":[87,151],"adapted":[88],"integration":[91],"liquid-cooled":[95],"supercomputer,":[96],"named":[97],"Aion,":[98],"released":[99],"2021.":[101],"The":[102,177],"administration":[103],"provide":[109],"state-of-art":[110],"systems,":[112],"software":[115,195],"is":[116,254],"indeed":[117],"complex":[119],"dynamic":[121],"enterprise":[122],"with":[123,191,210,226],"soul":[125],"purpose":[126],"offer":[128],"an":[129,171],"enhanced":[130],"user":[131,194],"experience":[132,157],"intensive":[134],"large-scale":[138],"analytic":[139],"workflows.":[140],"Most":[141],"design":[142],"feedback":[145],"described":[146,217],"this":[148,258],"work":[149],"motivated":[152],"by":[153,239,246],"several":[154],"years":[155],"addressing":[159],"flexible":[162],"convenient":[164],"way":[165],"heterogeneous":[167],"needs":[168],"inherent":[169],"environment":[173,220],"towards":[174],"excellence.":[176],"different":[178],"layers":[179],"stacks":[181],"used":[182],"operated":[185],"facilities":[186],"are":[187],"reviewed,":[188],"particular":[190],"regards":[192,227],"management,":[196],"or":[197,272],"adaptation":[199],"Slurm":[202],"Resource":[203],"Job":[205],"Management":[206],"System":[207],"(RJMS)":[208],"configuration":[209],"novel":[211],"incentives":[212],"mechanisms.":[213],"In":[214],"practice,":[215],"implemented":[219],"brought":[221],"concrete":[222],"measurable":[224],"improvements":[225],"utilization":[230],"(+12,64%),":[231],"jobs":[232],"efficiency":[233],"(average":[234],"Wall-time":[235],"Request":[236],"Accuracy":[237],"improved":[238],"110,81%),":[240],"funding":[244],"(increased":[245],"10%).":[247],"Thorough":[248],"performance":[249,279],"evaluation":[250],"also":[255],"presented":[256],"through":[260],"benchmarks":[262],"such":[263],"HPL":[265,304],",":[266,268,270],"HPCG":[267],"Graph500":[269],"IOR":[271],"IO500.":[273],"It":[274],"reveals":[275],"sustainable":[276],"scalable":[278],"comparable":[280],"most":[283],"powerful":[284],"supercomputers":[285],"world,":[288],"including":[289],"energy-efficient":[291],"metrics":[292],"(for":[293],"instance,":[294],"5,19":[295],"GFlops/W":[296],"(resp.":[297,305],"6,14":[298],"MTEPS/W)":[299],"were":[300],"demonstrated":[301],"full":[303],"Graph500)":[306],"runs":[307],"across":[308],"Aion":[310],"nodes).":[311]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":11},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2023-01-06T00:00:00"}
