{"id":"https://openalex.org/W3009254104","doi":"https://doi.org/10.1145/3365839","title":"PBS","display_name":"PBS","publication_year":2020,"publication_date":"2020-02-28","ids":{"openalex":"https://openalex.org/W3009254104","doi":"https://doi.org/10.1145/3365839","mag":"3009254104"},"language":"en","primary_location":{"id":"doi:10.1145/3365839","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3365839","pdf_url":null,"source":{"id":"https://openalex.org/S158124317","display_name":"ACM Transactions on Storage","issn_l":"1553-3077","issn":["1553-3077","1553-3093"],"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 Transactions on Storage","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/A5100395351","display_name":"Yiming Zhang","orcid":"https://orcid.org/0000-0001-6450-8485"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiming Zhang","raw_affiliation_strings":["NUDT, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0001-6450-8485","affiliations":[{"raw_affiliation_string":"NUDT, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003345398","display_name":"Huiba Li","orcid":"https://orcid.org/0009-0000-1344-6552"},"institutions":[{"id":"https://openalex.org/I45928872","display_name":"Alibaba Group (China)","ror":"https://ror.org/00k642b80","country_code":"CN","type":"company","lineage":["https://openalex.org/I45928872"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huiba Li","raw_affiliation_strings":["NUDT and Alibaba, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NUDT and Alibaba, Beijing, China","institution_ids":["https://openalex.org/I45928872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101540296","display_name":"Shengyun Liu","orcid":"https://orcid.org/0009-0002-7563-5126"},"institutions":[{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shengyun Liu","raw_affiliation_strings":["NUDT, Changsha, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NUDT, Changsha, China","institution_ids":["https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020281355","display_name":"Jiawei Xu","orcid":"https://orcid.org/0000-0001-9010-5081"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiawei Xu","raw_affiliation_strings":["Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101490654","display_name":"Guangtao Xue","orcid":"https://orcid.org/0000-0002-1617-3593"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangtao Xue","raw_affiliation_strings":["Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.3183,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.88841692,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"16","issue":"1","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/T11478","display_name":"Caching and Content Delivery","score":0.9986000061035156,"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9937000274658203,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.861911952495575},{"id":"https://openalex.org/keywords/erasure","display_name":"Erasure","score":0.514316201210022},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3452303111553192},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.08434811234474182}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.861911952495575},{"id":"https://openalex.org/C2778790127","wikidata":"https://www.wikidata.org/wiki/Q484885","display_name":"Erasure","level":2,"score":0.514316201210022},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3452303111553192},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.08434811234474182}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3365839","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3365839","pdf_url":null,"source":{"id":"https://openalex.org/S158124317","display_name":"ACM Transactions on Storage","issn_l":"1553-3077","issn":["1553-3077","1553-3093"],"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 Transactions on Storage","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8715290820","display_name":null,"funder_award_id":"NSFC 61772541 and 61872376","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1971435796","https://openalex.org/W2012481411","https://openalex.org/W2039915451","https://openalex.org/W2068739275","https://openalex.org/W2070016151","https://openalex.org/W2104210894","https://openalex.org/W2108183412","https://openalex.org/W2130286559","https://openalex.org/W2138744797","https://openalex.org/W2140101134","https://openalex.org/W2144518192","https://openalex.org/W2145327262","https://openalex.org/W2145518481","https://openalex.org/W2145778594","https://openalex.org/W2167118853","https://openalex.org/W2201220957","https://openalex.org/W2497206189","https://openalex.org/W2594404475","https://openalex.org/W2755334139","https://openalex.org/W2932966482","https://openalex.org/W2997188720","https://openalex.org/W3001352125","https://openalex.org/W3014921765","https://openalex.org/W3137220996","https://openalex.org/W3163634073","https://openalex.org/W4238584892","https://openalex.org/W4254234063","https://openalex.org/W6680852941"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2072016134","https://openalex.org/W2351168932","https://openalex.org/W2465690287","https://openalex.org/W2376389741","https://openalex.org/W2108143034","https://openalex.org/W1997850251","https://openalex.org/W2084549431","https://openalex.org/W913430005","https://openalex.org/W1509695971"],"abstract_inverted_index":{"Block":[0,258],"storage":[1,24,39,148,264,312],"provides":[2,267,309],"virtual":[3,10,269],"disks":[4],"that":[5,100,141,266,307],"can":[6],"be":[7,118],"mounted":[8],"by":[9,318],"machines":[11],"(VMs).":[12],"Although":[13],"erasure":[14],"coding":[15],"(EC)":[16],"has":[17],"been":[18],"widely":[19],"used":[20,119],"in":[21,84,124,146,177],"many":[22],"cloud":[23],"systems":[25,317],"for":[26,40,77,88,224,272],"its":[27,201],"high":[28],"efficiency":[29],"and":[30,108,111,253,293,303,313],"durability,":[31],"current":[32,103],"EC":[33,61,86],"schemes":[34],"cannot":[35],"provide":[36],"high-performance":[37,268],"block":[38,263,311],"the":[41,74,78,102,106,113,122,152,160,164,170,175,193,197,212,225,243],"cloud.":[42],"This":[43],"is":[44],"because":[45],"they":[46,92],"introduce":[47],"significant":[48],"overhead":[49],"to":[50,58,94,120,158,173,189,211,242],"small":[51,144,234],"write":[52,57,135,220],"operations":[53],"(which":[54],"perform":[55,95],"partial":[56,82,90,134,182,209,282],"an":[59,237,261],"entire":[60],"group),":[62],"whereas":[63],"cloud-oblivious":[64,275],"applications":[65],"running":[66,274],"on":[67,247],"VMs":[68,273],"are":[69],"often":[70],"small-write-intensive.":[71],"We":[72,150],"identify":[73],"root":[75],"cause":[76],"poor":[79],"performance":[80],"of":[81,105,155,169,196,207,222,236,320],"writes":[83,112,145,210,283],"state-of-the-art":[85,315],"schemes:":[87],"each":[89,181],"write,":[91,183],"have":[93],"a":[96,132,205,233],"time-consuming":[97],"write-after-read":[98],"operation":[99],"reads":[101],"value":[104,195],"data":[107,161,166,198],"then":[109],"computes":[110],"parity":[114,123,156,171],"delta,":[115],"which":[116],"will":[117],"\u201cpatch\u201d":[121],"journal":[125,178,291],"replay.":[126,179],"In":[127],"this":[128,184],"article,":[129],"we":[130,251],"present":[131],"speculative":[133],"scheme":[136],"(called":[137],"P":[138,186,215,248,255],"ARI":[139,187,216,249,256],"X)":[140],"supports":[142,280],"fast":[143,281,294],"erasure-coded":[147],"systems.":[149],"transform":[151],"original":[153,202],"formula":[154],"calculation":[157],"use":[159],"deltas":[162],"(between":[163],"current/original":[165],"values),":[167],"instead":[168],"deltas,":[172],"calculate":[174],"parities":[176],"For":[180,204],"allows":[185],"X":[188,217,257],"speculatively":[190],"log":[191],"only":[192,231,279],"new":[194],"without":[199],"reading":[200],"value.":[203],"series":[206],"n":[208,227],"same":[213],"data,":[214],"performs":[218],"pure":[219],"(instead":[221],"write-after-read)":[223],"last":[226],"-1":[228],"ones":[229],"while":[230],"introducing":[232],"penalty":[235],"extra":[238],"network":[239],"round-trip":[240],"time":[241],"first":[244],"one.":[245],"Based":[246],"X,":[250],"design":[252],"implement":[254],"Storage":[259],"(PBS),":[260],"efficient":[262,287,310],"system":[265],"disk":[270],"service":[271],"applications.":[276],"PBS":[277,308],"not":[278],"but":[284],"also":[285],"realizes":[286],"full":[288],"writes,":[289],"background":[290],"replay,":[292],"failure":[295],"recovery":[296],"with":[297],"strong":[298],"consistency":[299],"guarantees.":[300],"Both":[301],"microbenchmarks":[302],"trace-driven":[304],"evaluation":[305],"show":[306],"outperforms":[314],"EC-based":[316],"orders":[319],"magnitude.":[321]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":5}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2020-03-13T00:00:00"}
