{"id":"https://openalex.org/W2166690680","doi":"https://doi.org/10.1145/1982185.1982266","title":"A lifespan-aware reliability scheme for RAID-based flash storage","display_name":"A lifespan-aware reliability scheme for RAID-based flash storage","publication_year":2011,"publication_date":"2011-03-21","ids":{"openalex":"https://openalex.org/W2166690680","doi":"https://doi.org/10.1145/1982185.1982266","mag":"2166690680"},"language":"en","primary_location":{"id":"doi:10.1145/1982185.1982266","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1982185.1982266","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2011 ACM Symposium on Applied Computing","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/A5032109382","display_name":"Sehwan Lee","orcid":"https://orcid.org/0000-0001-5504-974X"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Sehwan Lee","raw_affiliation_strings":["Seoul National University, Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080768856","display_name":"Bitna Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Bitna Lee","raw_affiliation_strings":["Seoul National University, Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110715475","display_name":"Kern Koh","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kern Koh","raw_affiliation_strings":["Seoul National University, Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069925182","display_name":"Hyokyung Bahn","orcid":"https://orcid.org/0000-0002-7188-3889"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hyokyung Bahn","raw_affiliation_strings":["Ewha University, Seoul, Korea"],"affiliations":[{"raw_affiliation_string":"Ewha University, Seoul, Korea","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5032109382"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":null,"apc_paid":null,"fwci":3.8508,"has_fulltext":false,"cited_by_count":47,"citation_normalized_percentile":{"value":0.93838236,"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":"374","last_page":"379"},"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":0.9976000189781189,"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":0.9883000254631042,"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":0.9101952314376831},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7186658978462219},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.6679316163063049},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.5791860818862915},{"id":"https://openalex.org/keywords/flash","display_name":"Flash (photography)","score":0.5767906308174133},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.47869637608528137},{"id":"https://openalex.org/keywords/storage-management","display_name":"Storage management","score":0.4455217719078064},{"id":"https://openalex.org/keywords/flash-memory","display_name":"Flash memory","score":0.43238916993141174},{"id":"https://openalex.org/keywords/computer-data-storage","display_name":"Computer data storage","score":0.4150940179824829},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.35712799429893494},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.265738308429718},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09722167253494263}],"concepts":[{"id":"https://openalex.org/C133320665","wikidata":"https://www.wikidata.org/wiki/Q179299","display_name":"RAID","level":2,"score":0.9101952314376831},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7186658978462219},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.6679316163063049},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.5791860818862915},{"id":"https://openalex.org/C2777526259","wikidata":"https://www.wikidata.org/wiki/Q221836","display_name":"Flash (photography)","level":2,"score":0.5767906308174133},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.47869637608528137},{"id":"https://openalex.org/C2984984529","wikidata":"https://www.wikidata.org/wiki/Q7619925","display_name":"Storage management","level":2,"score":0.4455217719078064},{"id":"https://openalex.org/C2776531357","wikidata":"https://www.wikidata.org/wiki/Q174077","display_name":"Flash memory","level":2,"score":0.43238916993141174},{"id":"https://openalex.org/C194739806","wikidata":"https://www.wikidata.org/wiki/Q66221","display_name":"Computer data storage","level":2,"score":0.4150940179824829},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.35712799429893494},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.265738308429718},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09722167253494263},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1982185.1982266","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1982185.1982266","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2011 ACM Symposium on Applied Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6000000238418579,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G7361187962","display_name":null,"funder_award_id":"2009-00776592010-0016216","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1970154407","https://openalex.org/W2023156253","https://openalex.org/W2048588974","https://openalex.org/W2129061996","https://openalex.org/W2155370145","https://openalex.org/W2162522253","https://openalex.org/W2170388911","https://openalex.org/W2179360174","https://openalex.org/W6685678986"],"related_works":["https://openalex.org/W2116397085","https://openalex.org/W262343266","https://openalex.org/W2535372975","https://openalex.org/W2031367659","https://openalex.org/W2017101954","https://openalex.org/W3094485821","https://openalex.org/W2537636062","https://openalex.org/W1594494193","https://openalex.org/W2378293894","https://openalex.org/W2135436866"],"abstract_inverted_index":{"Due":[0],"to":[1,27,55,120,177,218],"the":[2,31,38,73,84,115,123,131,161,193],"ever-growing":[3],"capacity":[4],"of":[5,33,41,50,77,86,117,127,133,160,163,172,186,195],"flash":[6,42,57,70,78,128,196],"memory":[7,79,129,175],"along":[8],"with":[9,105,122,207],"its":[10],"good":[11],"properties":[12],"such":[13],"as":[14,83,130,211,213],"low-power":[15],"consumption":[16],"and":[17,154],"high":[18,82,205],"performance,":[19],"flash-based":[20],"SSDs":[21],"(solid":[22],"state":[23],"disks)":[24],"are":[25],"anticipated":[26],"be":[28],"used":[29],"in":[30],"storage":[32,173],"high-end":[34],"server":[35],"systems.":[36],"However,":[37],"reliability":[39,98,149,206],"problem":[40],"devices":[43],"is":[44,59],"becoming":[45],"increasingly":[46],"serious.":[47],"The":[48],"number":[49,85,132],"P/E":[51,87,134],"(program/erase)":[52],"cycles":[53,88,135],"allowed":[54],"each":[56,164],"block":[58,143,165],"too":[60],"small,":[61],"especially":[62],"less":[63],"than":[64],"10,000":[65],"for":[66,151],"MLC":[67],"(multi-level":[68],"cell)":[69],"memory.":[71,197],"Furthermore,":[72],"bit":[74],"error":[75,125],"rate":[76],"becomes":[80],"rapidly":[81],"increases.":[89,136],"To":[90],"relieve":[91],"these":[92],"problems,":[93],"we":[94,138,168,190],"present":[95],"a":[96,140],"lifespan-aware":[97],"scheme,":[99,145],"which":[100,146],"adopts":[101],"RAID":[102],"technologies":[103],"together":[104],"ECCs":[106],"(error":[107],"correction":[108],"codes).":[109],"First,":[110],"our":[111,202],"scheme":[112,203],"dynamically":[113],"manages":[114],"size":[116],"striping":[118],"group":[119],"cope":[121],"increasing":[124],"rates":[126],"Second,":[137],"use":[139,169],"device-aware":[141],"log":[142,155],"mapping":[144],"uses":[147],"different":[148],"policies":[150],"data":[152],"blocks":[153,156,180],"by":[157],"taking":[158],"advantage":[159],"characteristics":[162],"type.":[166],"Third,":[167],"small":[170],"amount":[171],"class":[174],"(SCM)":[176],"save":[178],"parity":[179,187],"temporarily.":[181],"By":[182],"absorbing":[183],"frequent":[184],"updates":[185],"into":[188],"SCM,":[189],"can":[191],"extend":[192],"lifespan":[194],"Simulation":[198],"experiments":[199],"show":[200],"that":[201],"obtains":[204],"minimum":[208],"space":[209],"overhead":[210],"well":[212],"improved":[214],"I/O":[215],"performances":[216],"compared":[217],"traditional":[219],"RAID-5.":[220]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}