{"id":"https://openalex.org/W4416203714","doi":"https://doi.org/10.1145/3712285.3759776","title":"MetoHash: A Memory-Efficient and Traffic-Optimized Hashing Index on Hybrid PMem-DRAM Memories","display_name":"MetoHash: A Memory-Efficient and Traffic-Optimized Hashing Index on Hybrid PMem-DRAM Memories","publication_year":2025,"publication_date":"2025-11-12","ids":{"openalex":"https://openalex.org/W4416203714","doi":"https://doi.org/10.1145/3712285.3759776"},"language":null,"primary_location":{"id":"doi:10.1145/3712285.3759776","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3712285.3759776","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis","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/A5062234219","display_name":"Zhenhuan Yu","orcid":"https://orcid.org/0009-0006-7781-5816"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zixiang Yu","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082911466","display_name":"Guofeng Deng","orcid":"https://orcid.org/0009-0001-7685-9941"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangyang Deng","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015815028","display_name":"Zhirong Shen","orcid":"https://orcid.org/0000-0003-2673-5868"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhirong Shen","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108688529","display_name":"Qinglin Su","orcid":"https://orcid.org/0009-0008-2125-9616"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiangsheng Su","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106406125","display_name":"Ronglong Wu","orcid":"https://orcid.org/0009-0001-9008-5401"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ronglong Wu","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100456913","display_name":"Xiaoli Wang","orcid":"https://orcid.org/0000-0002-8677-9080"},"institutions":[{"id":"https://openalex.org/I191208505","display_name":"Xiamen University","ror":"https://ror.org/00mcjh785","country_code":"CN","type":"education","lineage":["https://openalex.org/I191208505"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoli Wang","raw_affiliation_strings":["Xiamen University, Xiamen, China"],"affiliations":[{"raw_affiliation_string":"Xiamen University, Xiamen, China","institution_ids":["https://openalex.org/I191208505"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074979952","display_name":"Quanqing Xu","orcid":"https://orcid.org/0000-0001-8989-9662"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Quanqing Xu","raw_affiliation_strings":["Ant Group, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Ant Group, Hangzhou, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086810340","display_name":"Chuanhui Yang","orcid":"https://orcid.org/0009-0009-3530-6476"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chuanhui Yang","raw_affiliation_strings":["Ant Group, Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Ant Group, Hangzhou, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080660416","display_name":"Zhifeng Bao","orcid":"https://orcid.org/0000-0003-2477-381X"},"institutions":[{"id":"https://openalex.org/I165143802","display_name":"The University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Zhifeng Bao","raw_affiliation_strings":["University of Queensland, Queensland, Australia"],"affiliations":[{"raw_affiliation_string":"University of Queensland, Queensland, Australia","institution_ids":["https://openalex.org/I165143802"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5062234219"],"corresponding_institution_ids":["https://openalex.org/I191208505"],"apc_list":null,"apc_paid":null,"fwci":2.2703,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.90338063,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"805","last_page":"819"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12326","display_name":"Network Packet Processing and Optimization","score":0.37619999051094055,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T12326","display_name":"Network Packet Processing and Optimization","score":0.37619999051094055,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.14489999413490295,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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":0.13989999890327454,"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/hash-function","display_name":"Hash function","score":0.6988000273704529},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.570900022983551},{"id":"https://openalex.org/keywords/dram","display_name":"Dram","score":0.48829999566078186},{"id":"https://openalex.org/keywords/dynamic-perfect-hashing","display_name":"Dynamic perfect hashing","score":0.4867999851703644},{"id":"https://openalex.org/keywords/central-processing-unit","display_name":"Central processing unit","score":0.42750000953674316},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4214000105857849},{"id":"https://openalex.org/keywords/memory-management","display_name":"Memory management","score":0.4043999910354614}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7854999899864197},{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.6988000273704529},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.570900022983551},{"id":"https://openalex.org/C7366592","wikidata":"https://www.wikidata.org/wiki/Q1255620","display_name":"Dram","level":2,"score":0.48829999566078186},{"id":"https://openalex.org/C122907437","wikidata":"https://www.wikidata.org/wiki/Q5318999","display_name":"Dynamic perfect hashing","level":5,"score":0.4867999851703644},{"id":"https://openalex.org/C49154492","wikidata":"https://www.wikidata.org/wiki/Q5300","display_name":"Central processing unit","level":2,"score":0.42750000953674316},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4214000105857849},{"id":"https://openalex.org/C176649486","wikidata":"https://www.wikidata.org/wiki/Q2308807","display_name":"Memory management","level":3,"score":0.4043999910354614},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.38600000739097595},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.35920000076293945},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.32910001277923584},{"id":"https://openalex.org/C36375716","wikidata":"https://www.wikidata.org/wiki/Q6553456","display_name":"Linear hashing","level":5,"score":0.3181999921798706},{"id":"https://openalex.org/C130590232","wikidata":"https://www.wikidata.org/wiki/Q1671754","display_name":"Inverted index","level":3,"score":0.30709999799728394},{"id":"https://openalex.org/C189783530","wikidata":"https://www.wikidata.org/wiki/Q352090","display_name":"CPU cache","level":3,"score":0.2662000060081482},{"id":"https://openalex.org/C2994168587","wikidata":"https://www.wikidata.org/wiki/Q5295","display_name":"Random access memory","level":2,"score":0.2529999911785126},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.25209999084472656}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3712285.3759776","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3712285.3759776","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1509841269","https://openalex.org/W1963656762","https://openalex.org/W1985229168","https://openalex.org/W1987201308","https://openalex.org/W2010202670","https://openalex.org/W2013028205","https://openalex.org/W2038908732","https://openalex.org/W2068739275","https://openalex.org/W2068993993","https://openalex.org/W2087946700","https://openalex.org/W2087966340","https://openalex.org/W2096670209","https://openalex.org/W2125901106","https://openalex.org/W2433709474","https://openalex.org/W2742513757","https://openalex.org/W2774631097","https://openalex.org/W2884669182","https://openalex.org/W2912281309","https://openalex.org/W2912601938","https://openalex.org/W2912786975","https://openalex.org/W2968671528","https://openalex.org/W2975438130","https://openalex.org/W2978248638","https://openalex.org/W2980112323","https://openalex.org/W3010663313","https://openalex.org/W3012550338","https://openalex.org/W3033411900","https://openalex.org/W3037785458","https://openalex.org/W3086582093","https://openalex.org/W3088708161","https://openalex.org/W3103991664","https://openalex.org/W3147718818","https://openalex.org/W3158307504","https://openalex.org/W4242601976","https://openalex.org/W4246281707","https://openalex.org/W4281908944","https://openalex.org/W4283325454","https://openalex.org/W4287186706","https://openalex.org/W4312478967","https://openalex.org/W4410053850"],"related_works":[],"abstract_inverted_index":{"Persistent":[0],"memory":[1,28],"(PMem)":[2],"brings":[3],"new":[4],"design":[5],"considerations":[6],"in":[7,65,75],"realizing":[8],"high-performance":[9],"and":[10,27,35,54,77,95,109,113],"scalable":[11],"hashing":[12,18,37,119],"indexes.":[13],"We":[14,30,102],"uncover":[15],"that":[16,115],"existing":[17],"indexes":[19,120],"for":[20,56,68,121],"PMem":[21,55,94,106],"still":[22],"suffer":[23],"from":[24],"traffic":[25,83],"amplification":[26],"inefficiency.":[29],"present":[31],"MetoHash,":[32],"a":[33,45],"memory-efficient":[34],"traffic-optimized":[36],"index":[38,47],"on":[39,105],"hybrid":[40],"PMem-DRAM":[41],"memories.":[42],"MetoHash":[43,85,104,123],"proposes":[44],"three-layer":[46],"structure":[48],"spanning":[49],"across":[50],"CPU":[51,66,111],"caches,":[52,112],"DRAM,":[53],"data":[57],"management.":[58],"It":[59],"aggregates":[60],"the":[61,125],"incoming":[62],"key-value":[63],"items":[64,98],"caches":[67],"fast":[69],"inserts,":[70],"which":[71],"are":[72],"then":[73],"arranged":[74],"DRAM":[76],"flushed":[78],"to":[79,81,89,117],"PMem,":[80,122],"eliminate":[82],"amplification.":[84],"also":[86],"uses":[87],"fingerprinting":[88],"reduce":[90],"unnecessary":[91],"probings":[92],"over":[93],"removes":[96],"duplicate":[97],"during":[99],"bucket":[100],"relocations.":[101],"implement":[103],"with":[107],"persistent":[108],"volatile":[110],"show":[114],"compared":[116],"state-of-the-art":[118],"improves":[124],"throughput":[126],"by":[127],"86.1\u2013257.6%":[128],"under":[129],"various":[130],"workloads.":[131]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-11-12T00:00:00"}