{"id":"https://openalex.org/W2025985569","doi":"https://doi.org/10.1145/1113644.1113645","title":"Job statistics at a 2000-user university computer center","display_name":"Job statistics at a 2000-user university computer center","publication_year":1973,"publication_date":"1973-06-01","ids":{"openalex":"https://openalex.org/W2025985569","doi":"https://doi.org/10.1145/1113644.1113645","mag":"2025985569"},"language":"en","primary_location":{"id":"doi:10.1145/1113644.1113645","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1113644.1113645","pdf_url":null,"source":{"id":"https://openalex.org/S4210187660","display_name":"ACM SIGMETRICS Performance Evaluation Review","issn_l":"0163-5999","issn":["0163-5999","1557-9484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGMETRICS Performance Evaluation Review","raw_type":"journal-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/A5100565278","display_name":"Haruhisa Ishida","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Haruhisa Ishida","raw_affiliation_strings":["University of Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100986961","display_name":"Nobumasa Takahashi","orcid":null},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nobumasa Takahashi","raw_affiliation_strings":["Hitachi Central Laboratories, Tokyo"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hitachi Central Laboratories, Tokyo","institution_ids":["https://openalex.org/I65143321"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2310293,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":"2","first_page":"2","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9976999759674072,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9976999759674072,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9879999756813049,"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/T12127","display_name":"Software System Performance and Reliability","score":0.9825000166893005,"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/computer-science","display_name":"Computer science","score":0.591701090335846},{"id":"https://openalex.org/keywords/turnaround-time","display_name":"Turnaround time","score":0.5238972902297974},{"id":"https://openalex.org/keywords/central-processing-unit","display_name":"Central processing unit","score":0.46428361535072327},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.42600396275520325},{"id":"https://openalex.org/keywords/center","display_name":"Center (category theory)","score":0.4244639575481415},{"id":"https://openalex.org/keywords/operations-management","display_name":"Operations management","score":0.3485288619995117},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.33447736501693726},{"id":"https://openalex.org/keywords/operations-research","display_name":"Operations research","score":0.3226337432861328},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1784912645816803},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17797961831092834}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.591701090335846},{"id":"https://openalex.org/C176553487","wikidata":"https://www.wikidata.org/wiki/Q7855819","display_name":"Turnaround time","level":2,"score":0.5238972902297974},{"id":"https://openalex.org/C49154492","wikidata":"https://www.wikidata.org/wiki/Q5300","display_name":"Central processing unit","level":2,"score":0.46428361535072327},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.42600396275520325},{"id":"https://openalex.org/C2779463800","wikidata":"https://www.wikidata.org/wiki/Q5062222","display_name":"Center (category theory)","level":2,"score":0.4244639575481415},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.3485288619995117},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.33447736501693726},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.3226337432861328},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1784912645816803},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17797961831092834},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1113644.1113645","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1113644.1113645","pdf_url":null,"source":{"id":"https://openalex.org/S4210187660","display_name":"ACM SIGMETRICS Performance Evaluation Review","issn_l":"0163-5999","issn":["0163-5999","1557-9484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGMETRICS Performance Evaluation Review","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1992029172","https://openalex.org/W2605582854","https://openalex.org/W4309344469","https://openalex.org/W2909143164","https://openalex.org/W2131830066","https://openalex.org/W2291191244","https://openalex.org/W2993954431","https://openalex.org/W2328675347","https://openalex.org/W2309076928","https://openalex.org/W2021390925"],"abstract_inverted_index":{"The":[0,151],"Computer":[1],"Centre":[2],"at":[3],"the":[4,37,41,49,67,76,107,120,130,134,164,183],"University":[5],"of":[6,10,36,43,52,57,75,78,82,153],"Tokyo":[7],"is":[8,101],"one":[9],"7":[11,38],"large":[12],"university":[13],"centers":[14,39],"serving":[15],"researchers":[16],"throughout":[17],"Japan;":[18],"it":[19],"processes":[20],"120,000":[21],"jobs":[22,59,147],"annually":[23],"submitted":[24],"by":[25],"2,000":[26],"academic":[27],"users":[28,44],"in":[29,60,73,106,180],"various":[30],"research":[31],"institutions.":[32],"A":[33,96],"brief":[34],"comparison":[35],"and":[40,66,92,173],"breakdown":[42],"are":[45,69,71],"shown.":[46],"To":[47],"clarify":[48],"job":[50,89,136,177],"characteristics":[51],"these":[53],"users,":[54],"account":[55],"data":[56],"all":[58],"an":[61,175],"entire":[62],"year":[63],"were":[64],"analyzed":[65],"results":[68,152],"presented.They":[70],"shown":[72],"terms":[74],"distribution":[77],"CPU":[79,121,165],"time,":[80],"numbers":[81],"input":[83,176],"cards/output":[84],"pages/output":[85],"cards,":[86],"program":[87],"size,":[88],"end":[90],"conditions":[91],"turnaround":[93],"time":[94],"etc.":[95],"special":[97],"on-line":[98],"card":[99,113],"punch":[100],"mentioned":[102],"which":[103],"punches":[104],"holes":[105],"13th":[108],"row":[109],"to":[110,169],"separate":[111],"output":[112],"decks.":[114],"It":[115],"was":[116,123,138,167],"found":[117,168],"that,":[118],"when":[119],"speed":[122],"increased":[124,139],"8":[125],"times":[126],"after":[127],"replacement":[128],"under":[129],"same":[131],"operating":[132],"system,":[133],"average":[135],"size":[137],"4":[140],"times.":[141],"Hence":[142],"only":[143],"twice":[144],"as":[145],"many":[146],"could":[148],"be":[149,170],"processed.":[150],"analysis":[154],"have":[155],"been":[156],"used":[157,179],"for":[158,174,182],"systems":[159],"performance":[160],"evaluation":[161],"(for":[162],"example,":[163],"busy-rate":[166],"69%),":[171],"improvement":[172],"model":[178],"planning":[181],"next":[184],"system.":[185]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
