{"id":"https://openalex.org/W2581894099","doi":"https://doi.org/10.1093/comjnl/bxw092","title":"DROP: A New RAID Architecture for Enhancing Shared RAID Performance","display_name":"DROP: A New RAID Architecture for Enhancing Shared RAID Performance","publication_year":2017,"publication_date":"2017-01-25","ids":{"openalex":"https://openalex.org/W2581894099","doi":"https://doi.org/10.1093/comjnl/bxw092","mag":"2581894099"},"language":"en","primary_location":{"id":"doi:10.1093/comjnl/bxw092","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comjnl/bxw092","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","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/A5101960933","display_name":"Wei Wu","orcid":"https://orcid.org/0009-0008-2308-854X"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Wu","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044866795","display_name":"Jiguang Wan","orcid":"https://orcid.org/0000-0003-3440-4460"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jiguang Wan","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100531161","display_name":"Zhan Ling","orcid":null},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ling Zhan","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088330268","display_name":"Jibin Wang","orcid":"https://orcid.org/0000-0002-6549-9522"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jibin Wang","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100329127","display_name":"Changsheng Xie","orcid":"https://orcid.org/0000-0003-1271-0571"},"institutions":[{"id":"https://openalex.org/I4210138186","display_name":"Wuhan National Laboratory for Optoelectronics","ror":"https://ror.org/03c9ncn37","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138186"]},{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changsheng Xie","raw_affiliation_strings":["Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P.R. China","institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5044866795"],"corresponding_institution_ids":["https://openalex.org/I4210138186","https://openalex.org/I47720641"],"apc_list":{"value":2635,"currency":"GBP","value_usd":3232},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.01856176,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"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/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/T11478","display_name":"Caching and Content Delivery","score":0.9988999962806702,"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":0.9969000220298767,"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/raid","display_name":"RAID","score":0.8677257895469666},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8077452778816223},{"id":"https://openalex.org/keywords/disk-array","display_name":"Disk array","score":0.6542691588401794},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.5764600038528442},{"id":"https://openalex.org/keywords/drop","display_name":"Drop (telecommunication)","score":0.5649858713150024},{"id":"https://openalex.org/keywords/data-striping","display_name":"Data striping","score":0.5486732721328735},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4733484089374542},{"id":"https://openalex.org/keywords/relocation","display_name":"Relocation","score":0.4430948793888092},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4376371502876282},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.37075430154800415}],"concepts":[{"id":"https://openalex.org/C133320665","wikidata":"https://www.wikidata.org/wiki/Q179299","display_name":"RAID","level":2,"score":0.8677257895469666},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8077452778816223},{"id":"https://openalex.org/C13021383","wikidata":"https://www.wikidata.org/wiki/Q1228738","display_name":"Disk array","level":2,"score":0.6542691588401794},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.5764600038528442},{"id":"https://openalex.org/C2781345722","wikidata":"https://www.wikidata.org/wiki/Q5308388","display_name":"Drop (telecommunication)","level":2,"score":0.5649858713150024},{"id":"https://openalex.org/C83489325","wikidata":"https://www.wikidata.org/wiki/Q1332256","display_name":"Data striping","level":2,"score":0.5486732721328735},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4733484089374542},{"id":"https://openalex.org/C2779019381","wikidata":"https://www.wikidata.org/wiki/Q3499564","display_name":"Relocation","level":2,"score":0.4430948793888092},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4376371502876282},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.37075430154800415},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1093/comjnl/bxw092","is_oa":false,"landing_page_url":"https://doi.org/10.1093/comjnl/bxw092","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W16408702","https://openalex.org/W18564675","https://openalex.org/W99363088","https://openalex.org/W139141016","https://openalex.org/W1498936153","https://openalex.org/W1514604846","https://openalex.org/W1569184546","https://openalex.org/W1586999867","https://openalex.org/W1594675213","https://openalex.org/W1649622040","https://openalex.org/W1677118421","https://openalex.org/W1841617228","https://openalex.org/W1860107648","https://openalex.org/W1999984505","https://openalex.org/W2003549201","https://openalex.org/W2017563980","https://openalex.org/W2035606364","https://openalex.org/W2036627877","https://openalex.org/W2043050457","https://openalex.org/W2053359564","https://openalex.org/W2056515386","https://openalex.org/W2065685496","https://openalex.org/W2068411009","https://openalex.org/W2080232995","https://openalex.org/W2097052930","https://openalex.org/W2107806213","https://openalex.org/W2112090336","https://openalex.org/W2124122323","https://openalex.org/W2128946566","https://openalex.org/W2131645490","https://openalex.org/W2138428327","https://openalex.org/W2142391126","https://openalex.org/W2144916960","https://openalex.org/W2149609142","https://openalex.org/W2158310845","https://openalex.org/W2167776925","https://openalex.org/W4236354651","https://openalex.org/W4241336654","https://openalex.org/W4252767967","https://openalex.org/W6629874413","https://openalex.org/W6637299323","https://openalex.org/W6638528845","https://openalex.org/W6639025630","https://openalex.org/W6682107644","https://openalex.org/W6683355710","https://openalex.org/W6684901892"],"related_works":["https://openalex.org/W2559973598","https://openalex.org/W2031595423","https://openalex.org/W2970955506","https://openalex.org/W1969083348","https://openalex.org/W2053513072","https://openalex.org/W2044318741","https://openalex.org/W3108616835","https://openalex.org/W3046696662","https://openalex.org/W2169666970","https://openalex.org/W1512099068"],"abstract_inverted_index":{"Enterprise":[0],"storage":[1,11,56,197],"systems":[2],"are":[3,127],"generally":[4],"shared":[5,55,76,119,227],"by":[6],"multiple":[7,31],"servers":[8,32],"in":[9,139,161,172,234],"a":[10,69,91,105,110,165,192],"area":[12],"network":[13],"environment.":[14],"Our":[15],"experiments":[16,201],"as":[17,19,40,42,81,191],"well":[18,41],"industry":[20],"reports":[21],"have":[22,48,202,221],"shown":[23,222],"that":[24,108,223],"disk":[25,44,169],"arrays":[26],"show":[27],"poor":[28],"performance":[29,51,214,229,232],"when":[30],"share":[33],"one":[34],"RAID":[35,77,141],"due":[36],"to":[37,80,86,129,142,180,211,245],"resource":[38],"contention":[39],"frequent":[43],"head":[45,170],"movements.":[46],"We":[47],"studied":[49],"IO":[50,65,182,209,228,239],"characteristics":[52],"of":[53,58,93,101,116,137,215,236],"several":[54],"settings":[57],"practical":[59],"business":[60],"operations.":[61],"To":[62],"avoid":[63],"the":[64,99,114,117,123,131,140,153,162,173,196,213,216,226,237],"contention,":[66],"we":[67,126],"propose":[68],"new":[70],"dynamic":[71,83],"data":[72,84,95,103,133],"relocation":[73,85,134],"technique":[74],"on":[75,113,148],"storages,":[78],"referred":[79],"DROP,":[82],"optimize":[87],"performance.":[88],"DROP":[89,167,187,217,224],"allocates/manages":[90],"group":[92],"cache":[94],"areas":[96],"and":[97,135,151],"relocates/drops":[98],"portion":[100],"hot":[102],"at":[104,152,175,195,247],"predefined":[106],"sub-array":[107],"is":[109],"physical":[111],"partition":[112,136],"top":[115],"entire":[118],"array.":[120,163],"By":[121],"analyzing":[122],"profiling":[124],"data,":[125],"able":[128],"determine":[130],"optimal":[132],"disks":[138,150,160],"maximize":[143,156],"large":[144],"sequential":[145],"block":[146],"accesses":[147,158],"individual":[149],"same":[154],"time":[155,177,241],"parallel":[157],"across":[159],"As":[164],"result,":[166],"minimizes":[168],"movements":[171],"array":[174],"run":[176],"giving":[178],"rise":[179],"fast":[181],"response":[183,240],"time.":[184],"A":[185],"prototype":[186],"has":[188],"been":[189,203],"implemented":[190],"software":[193],"module":[194],"target":[198],"controller.":[199],"Extensive":[200],"carried":[204],"out":[205],"using":[206],"real":[207],"world":[208],"workloads":[210],"evaluate":[212],"implementation.":[218],"Experimental":[219],"results":[220],"improves":[225],"greatly.":[230],"The":[231],"improvements":[233],"terms":[235],"average":[238],"range":[242],"from":[243],"42.06%":[244],"58.34%":[246],"no":[248],"additional":[249],"hardware":[250],"cost.":[251]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}