{"id":"https://openalex.org/W7165900778","doi":"https://doi.org/10.4230/lipics.ecoop.2026.24","title":"Optimizing Record/Replay Through Relaxed Total Ordering and Multi-Version eXecution","display_name":"Optimizing Record/Replay Through Relaxed Total Ordering and Multi-Version eXecution","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7165900778","doi":"https://doi.org/10.4230/lipics.ecoop.2026.24"},"language":"en","primary_location":{"id":"pmh:doi:10.4230/lipics.ecoop.2026.24","is_oa":true,"landing_page_url":"https://www.usenix.org/conference/atc17/technical-sessions/presentation/ocallahan","pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"ConferencePaper"},"type":"conference-paper","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.usenix.org/conference/atc17/technical-sessions/presentation/ocallahan","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133979956","display_name":"David Schwartz","orcid":"https://orcid.org/0009-0003-9836-3378"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Schwartz, David","raw_affiliation_strings":["University of Illinois Chicago, IL, USA"],"raw_orcid":"https://orcid.org/0009-0003-9836-3378","affiliations":[{"raw_affiliation_string":"University of Illinois Chicago, IL, USA","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060601788","display_name":"Lu\u00eds Pina","orcid":"https://orcid.org/0000-0003-4585-5259"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pina, Lu\u00eds","raw_affiliation_strings":["University of Illinois Chicago, IL, USA"],"raw_orcid":"https://orcid.org/0000-0003-4585-5259","affiliations":[{"raw_affiliation_string":"University of Illinois Chicago, IL, USA","institution_ids":["https://openalex.org/I39422238"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I39422238"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.77482644,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T12127","display_name":"Software System Performance and Reliability","score":0.5419999957084656,"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/T12127","display_name":"Software System Performance and Reliability","score":0.5419999957084656,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.06700000166893005,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.05609999969601631,"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/overhead","display_name":"Overhead (engineering)","score":0.8327999711036682},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5496000051498413},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.43309998512268066},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.3237999975681305},{"id":"https://openalex.org/keywords/look-ahead","display_name":"Look-ahead","score":0.2928999960422516}],"concepts":[{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.8327999711036682},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8127999901771545},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5496000051498413},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.44589999318122864},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.43309998512268066},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3537999987602234},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.3237999975681305},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.31529998779296875},{"id":"https://openalex.org/C147297375","wikidata":"https://www.wikidata.org/wiki/Q6674930","display_name":"Look-ahead","level":2,"score":0.2928999960422516},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.26649999618530273},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.2590999901294708},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.25589999556541443}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:doi:10.4230/lipics.ecoop.2026.24","is_oa":true,"landing_page_url":"https://www.usenix.org/conference/atc17/technical-sessions/presentation/ocallahan","pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"ConferencePaper"},{"id":"doi:10.4230/lipics.ecoop.2026.24","is_oa":true,"landing_page_url":"https://doi.org/10.4230/lipics.ecoop.2026.24","pdf_url":null,"source":{"id":"https://openalex.org/S4377196569","display_name":"DROPS (Schloss Dagstuhl \u2013 Leibniz Center for Informatics)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2799853480","host_organization_name":"Schloss Dagstuhl \u2013 Leibniz Center for Informatics","host_organization_lineage":["https://openalex.org/I2799853480"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"ConferencePaper"}],"best_oa_location":{"id":"pmh:doi:10.4230/lipics.ecoop.2026.24","is_oa":true,"landing_page_url":"https://www.usenix.org/conference/atc17/technical-sessions/presentation/ocallahan","pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"ConferencePaper"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Record/Replay":[0],"(RR)":[1],"allows":[2],"developers":[3],"to":[4,123,132,154,188,240,248,258,273,282,308,315],"record":[5,130,309],"an":[6,167,230],"execution":[7],"and":[8,42,77,128,211,222,242,281,326,337],"then":[9,99,129],"replay":[10,20,180,198,244],"it":[11,14,131,215],"exactly":[12],"as":[13,119,284,287],"was":[15],"recorded.":[16],"RR":[17,52,73,233,253,335],"enables":[18],"deterministic":[19,197],"of":[21,58,68,94,142,158,170,229],"non-deterministic":[22],"behaviors":[23],"in":[24,40,71],"a":[25,55,103,133,217,270],"different":[26],"environment":[27],"than":[28],"the":[29,33,44,91,97,116,120,125,140,156,175,201,275,290,295,299,305,331],"one":[30],"used":[31],"for":[32,51,179,279],"recording,":[34],"which":[35,61,96],"can":[36],"capture":[37,90,102],"complex":[38],"bugs":[39],"production":[41],"find":[43],"root":[45],"cause":[46],"during":[47],"development.":[48],"Unfortunately,":[49],"support":[50],"still":[53],"introduces":[54],"non-negligible":[56],"amount":[57],"performance":[59,141,262],"overhead,":[60],"limits":[62,139],"its":[63],"applicability.":[64],"Two":[65],"main":[66],"sources":[67],"such":[69],"overhead":[70,157,237,245,306],"state-of-the-art":[72,232],"systems":[74,336],"are:":[75],"multi-threading,":[76],"I/O":[78,117,127,137,143,277,286,310],"bound":[79,311],"workloads.":[80,145,265,323],"To":[81],"ensure":[82],"high-fidelity":[83],"when":[84],"replaying":[85],"multi-threading":[86],"execution,":[87],"recordings":[88],"either":[89],"total":[92,171],"order":[93,105,172],"events,":[95],"replayer":[98],"enforces,":[100],"or":[101,204],"partial":[104],"that":[106,173,214],"requires":[107],"further":[108],"processing":[109],"before":[110],"replay.":[111],"Recording":[112],"also":[113],"effectively":[114],"doubles":[115],"performed":[118],"recorder":[121],"needs":[122],"perform":[124],"original":[126],"log.":[134],"Such":[135],"increased":[136],"severely":[138],"dominated":[144],"In":[146],"this":[147],"paper,":[148],"we":[149,161,251],"present":[150],"two":[151],"complimentary":[152],"techniques":[153],"reduce":[155],"RR.":[159],"First,":[160],"introduce":[162],"Relaxed":[163],"Total":[164],"Order":[165],"(RTO),":[166],"online-computable":[168],"weakening":[169],"preserves":[174],"cross-thread":[176],"constraints":[177],"needed":[178,278],"while":[181],"avoiding":[182],"unnecessary":[183],"serialization.":[184],"We":[185,207],"design":[186,268],"RTO":[187,325],"be":[189],"compatible":[190],"with":[191,254],"Multi-Version":[192,255],"eXecution":[193,256],"(MVX),":[194],"enabling":[195],"online":[196],"without":[199,318],"pre-processing":[200],"recording":[202,236],"log":[203],"heavyweight":[205],"coordination.":[206],"formalize":[208],"RTO\u2019s":[209],"strictness":[210],"correctness,":[212],"showing":[213],"is":[216],"novel":[218],"point":[219],"between":[220,333],"partial-":[221],"total-order.":[223],"Our":[224,266,302],"prototype":[225,303],"implementation":[226],"on":[227,263],"top":[228],"existing":[231],"system":[234],"reduces":[235,304],"from":[238,246,289,313],"21.0%":[239],"15.3%":[241],"halves":[243],"67.5%":[247],"31.7%.":[249],"Second,":[250],"combine":[252],"(MVX)":[257],"eliminate":[259],"RR\u2019s":[260],"poor":[261],"I/O-bound":[264],"hybrid":[267,327],"uses":[269],"follower":[271],"variant":[272],"absorb":[274],"extra":[276],"logging,":[280],"backfill":[283],"much":[285],"possible":[288],"same":[291],"underlying":[292],"system,":[293],"keeping":[294],"user-facing":[296],"leader":[297],"off":[298],"critical":[300],"path.":[301],"required":[307],"programs":[312],"192.5%":[314],"just":[316],"25.5%,":[317],"penalizing":[319],"other":[320],"more":[321],"common":[322],"Together,":[324],"MVX/RR":[328],"substantially":[329],"narrow":[330],"gap":[332],"today\u2019s":[334],"practical,":[338],"low-overhead,":[339],"always-on":[340],"deployment.":[341]},"counts_by_year":[],"updated_date":"2026-08-14T07:06:38.338062","created_date":"2026-06-26T00:00:00"}