{"id":"https://openalex.org/W3193687774","doi":"https://doi.org/10.1145/3460433","title":"Low I/O Intensity-aware Partial GC Scheduling to Reduce Long-tail Latency in SSDs","display_name":"Low I/O Intensity-aware Partial GC Scheduling to Reduce Long-tail Latency in SSDs","publication_year":2021,"publication_date":"2021-08-18","ids":{"openalex":"https://openalex.org/W3193687774","doi":"https://doi.org/10.1145/3460433","mag":"3193687774"},"language":"en","primary_location":{"id":"doi:10.1145/3460433","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3460433","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3460433","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":true,"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 Transactions on Architecture and Code Optimization","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3460433","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5077513921","display_name":"Zhibing Sha","orcid":"https://orcid.org/0000-0001-7242-6287"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhibing Sha","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067189992","display_name":"Jun Li","orcid":"https://orcid.org/0000-0001-5235-6496"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Li","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082636668","display_name":"Lihao Song","orcid":null},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lihao Song","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021673502","display_name":"Jiewen Tang","orcid":"https://orcid.org/0000-0002-5967-8487"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiewen Tang","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101553835","display_name":"Min Huang","orcid":"https://orcid.org/0000-0002-8433-618X"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Huang","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071569228","display_name":"Zhigang Cai","orcid":"https://orcid.org/0000-0002-8406-8461"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhigang Cai","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010729499","display_name":"Lianju Qian","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lianju Qian","raw_affiliation_strings":["Chengdu SGK Semiconductor Co, Ltd, China"],"affiliations":[{"raw_affiliation_string":"Chengdu SGK Semiconductor Co, Ltd, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067497761","display_name":"Jianwei Liao","orcid":"https://orcid.org/0000-0001-6149-6650"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianwei Liao","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100405109","display_name":"Zhiming Liu","orcid":"https://orcid.org/0000-0001-9771-3071"},"institutions":[{"id":"https://openalex.org/I142108993","display_name":"Southwest University","ror":"https://ror.org/01kj4z117","country_code":"CN","type":"education","lineage":["https://openalex.org/I142108993"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiming Liu","raw_affiliation_strings":["Southwest University of China, China"],"affiliations":[{"raw_affiliation_string":"Southwest University of China, China","institution_ids":["https://openalex.org/I142108993"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5077513921"],"corresponding_institution_ids":["https://openalex.org/I142108993"],"apc_list":null,"apc_paid":null,"fwci":2.4014,"has_fulltext":true,"cited_by_count":21,"citation_normalized_percentile":{"value":0.89114801,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"18","issue":"4","first_page":"1","last_page":"25"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":1.0,"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/T11181","display_name":"Advanced Data Storage Technologies","score":1.0,"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/T10049","display_name":"Magnetic properties of thin films","score":0.9735999703407288,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12162","display_name":"Cellular Automata and Applications","score":0.9509999752044678,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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":0.8007157444953918},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.6350681781768799},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.6200400590896606},{"id":"https://openalex.org/keywords/idle","display_name":"Idle","score":0.612841784954071},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4325658977031708},{"id":"https://openalex.org/keywords/garbage-collection","display_name":"Garbage collection","score":0.4126720726490021},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.35527363419532776},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34696775674819946},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.25933367013931274},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.17144328355789185},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1287895143032074},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10601821541786194},{"id":"https://openalex.org/keywords/garbage","display_name":"Garbage","score":0.08509674668312073}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8007157444953918},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.6350681781768799},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6200400590896606},{"id":"https://openalex.org/C16320812","wikidata":"https://www.wikidata.org/wiki/Q1812200","display_name":"Idle","level":2,"score":0.612841784954071},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4325658977031708},{"id":"https://openalex.org/C105122174","wikidata":"https://www.wikidata.org/wiki/Q322202","display_name":"Garbage collection","level":3,"score":0.4126720726490021},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.35527363419532776},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34696775674819946},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.25933367013931274},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.17144328355789185},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1287895143032074},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10601821541786194},{"id":"https://openalex.org/C75403996","wikidata":"https://www.wikidata.org/wiki/Q5521979","display_name":"Garbage","level":2,"score":0.08509674668312073},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3460433","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3460433","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3460433","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":true,"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 Transactions on Architecture and Code Optimization","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1145/3460433","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3460433","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3460433","source":{"id":"https://openalex.org/S26056741","display_name":"ACM Transactions on Architecture and Code Optimization","issn_l":"1544-3566","issn":["1544-3566","1544-3973"],"is_oa":true,"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 Transactions on Architecture and Code Optimization","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1317300288","display_name":null,"funder_award_id":"20200509","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1386706470","display_name":null,"funder_award_id":"62032019","funder_id":"https://openalex.org/F4320323711","funder_display_name":"Southwest University"},{"id":"https://openalex.org/G2365099319","display_name":null,"funder_award_id":"61872299","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3323081998","display_name":null,"funder_award_id":"61732019","funder_id":"https://openalex.org/F4320323711","funder_display_name":"Southwest University"},{"id":"https://openalex.org/G4164304690","display_name":null,"funder_award_id":"61732019","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4383261522","display_name":null,"funder_award_id":"No. 61872299","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5306782587","display_name":null,"funder_award_id":"202005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6058138561","display_name":null,"funder_award_id":", No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G780884354","display_name":null,"funder_award_id":"SWU116007","funder_id":"https://openalex.org/F4320323711","funder_display_name":"Southwest University"},{"id":"https://openalex.org/G8592490694","display_name":null,"funder_award_id":"62032019","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323711","display_name":"Southwest University","ror":"https://ror.org/01kj4z117"},{"id":"https://openalex.org/F4320335769","display_name":"Graduate Research and Innovation Projects of Jiangsu Province","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3193687774.pdf","grobid_xml":"https://content.openalex.org/works/W3193687774.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W1964511538","https://openalex.org/W1974453923","https://openalex.org/W2005669634","https://openalex.org/W2097932301","https://openalex.org/W2111652827","https://openalex.org/W2134128809","https://openalex.org/W2144895724","https://openalex.org/W2272962182","https://openalex.org/W2408727576","https://openalex.org/W2530909033","https://openalex.org/W2563628449","https://openalex.org/W2607652657","https://openalex.org/W2614464719","https://openalex.org/W2737141984","https://openalex.org/W2759513358","https://openalex.org/W2760885780","https://openalex.org/W2765844783","https://openalex.org/W2799022171","https://openalex.org/W2807784827","https://openalex.org/W2808846587","https://openalex.org/W2809184930","https://openalex.org/W2885880205","https://openalex.org/W2949931845","https://openalex.org/W2961994263","https://openalex.org/W2963314144","https://openalex.org/W2980298575","https://openalex.org/W2982476564","https://openalex.org/W3119951918","https://openalex.org/W3124398902","https://openalex.org/W4232503617","https://openalex.org/W4249240014"],"related_works":["https://openalex.org/W2107806761","https://openalex.org/W2536863148","https://openalex.org/W2359563172","https://openalex.org/W2039069990","https://openalex.org/W2974485871","https://openalex.org/W2096662407","https://openalex.org/W4210431493","https://openalex.org/W4248334423","https://openalex.org/W2013068890","https://openalex.org/W2979599531"],"abstract_inverted_index":{"This":[0],"article":[1],"proposes":[2],"a":[3,96,141],"low":[4],"I/O":[5,18,23,41,55,75,87,129],"intensity-aware":[6],"scheduling":[7,158],"scheme":[8],"on":[9,147],"garbage":[10],"collection":[11],"(GC)":[12],"in":[13,50,118,175],"SSDs":[14],"for":[15,77],"minimizing":[16],"the":[17,69,83,103,119,126,134,155,163,172],"long-tail":[19,164],"latency":[20,165],"to":[21,29,36,46,67,99,114,177],"ensure":[22],"responsiveness.":[24],"The":[25],"basic":[26],"idea":[27],"is":[28],"assemble":[30],"partial":[31,108],"GC":[32,80,109,157],"operations":[33],"by":[34,124,166],"referring":[35],"several":[37,148],"determinable":[38],"factors":[39,127],"(e.g.,":[40],"characteristics)":[42],"and":[43,105,133,169],"dispatch":[44],"them":[45],"be":[47,90,115],"processed":[48],"together":[49],"idle":[51,121],"time":[52,70,122],"slots":[53,71],"of":[54,64,85,107,128,143],"processing.":[56],"To":[57],"this":[58],"end,":[59],"it":[60,94],"first":[61],"makes":[62],"use":[63,136],"Fourier":[65],"transform":[66],"explore":[68],"having":[72],"relative":[73],"sparse":[74],"requests":[76,88],"conducting":[78],"time-consuming":[79],"operations,":[81,110],"as":[82],"number":[84],"affected":[86],"can":[89,160],"limited.":[91],"After":[92],"that,":[93],"constructs":[95],"mathematical":[97],"model":[98],"further":[100],"figure":[101],"out":[102],"types":[104],"quantities":[106],"which":[111],"are":[112],"supposed":[113],"dealt":[116],"with":[117],"explored":[120],"slots,":[123],"taking":[125],"intensity,":[130],"read/write":[131],"ratio,":[132],"SSD":[135],"state":[137],"into":[138],"consideration.":[139],"Through":[140],"series":[142],"simulation":[144],"experiments":[145],"based":[146],"realistic":[149],"disk":[150],"traces,":[151],"we":[152],"illustrate":[153],"that":[154],"proposed":[156],"mechanism":[159],"noticeably":[161],"reduce":[162],"between":[167],"5.5%":[168],"232.3%":[170],"at":[171],"99.99th":[173],"percentile,":[174],"contrast":[176],"state-of-the-art":[178],"methods.":[179]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":2}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}