{"id":"https://openalex.org/W2116845782","doi":"https://doi.org/10.1109/dsn.2009.5270298","title":"VNsnap: Taking snapshots of virtual networked environments with minimal downtime","display_name":"VNsnap: Taking snapshots of virtual networked environments with minimal downtime","publication_year":2009,"publication_date":"2009-06-01","ids":{"openalex":"https://openalex.org/W2116845782","doi":"https://doi.org/10.1109/dsn.2009.5270298","mag":"2116845782"},"language":"en","primary_location":{"id":"doi:10.1109/dsn.2009.5270298","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsn.2009.5270298","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE/IFIP International Conference on Dependable Systems &amp; Networks","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/A5070340798","display_name":"Ardalan Kangarlou","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ardalan Kangarlou","raw_affiliation_strings":["Department of Computer Science, Purdue University, West Lafayette, IN, USA","Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024420075","display_name":"Patrick Eugster","orcid":"https://orcid.org/0000-0003-3864-9078"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Patrick Eugster","raw_affiliation_strings":["Department of Computer Science, Purdue University, West Lafayette, IN, USA","Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108280598","display_name":"Dongyan Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dongyan Xu","raw_affiliation_strings":["Department of Computer Science, Purdue University, West Lafayette, IN, USA","Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]},{"raw_affiliation_string":"Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA","institution_ids":["https://openalex.org/I219193219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5070340798"],"corresponding_institution_ids":["https://openalex.org/I219193219"],"apc_list":null,"apc_paid":null,"fwci":17.855,"has_fulltext":false,"cited_by_count":55,"citation_normalized_percentile":{"value":0.98976225,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"524","last_page":"533"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":1.0,"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"}},{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":0.9983000159263611,"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":0.9980999827384949,"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/downtime","display_name":"Downtime","score":0.9323885440826416},{"id":"https://openalex.org/keywords/snapshot","display_name":"Snapshot (computer storage)","score":0.8455129265785217},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8362772464752197},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7623580694198608},{"id":"https://openalex.org/keywords/virtual-machine","display_name":"Virtual machine","score":0.7047176957130432},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.6898522973060608},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.5396715402603149},{"id":"https://openalex.org/keywords/virtual-machining","display_name":"Virtual machining","score":0.41108179092407227},{"id":"https://openalex.org/keywords/virtualization","display_name":"Virtualization","score":0.4068329930305481},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.39425766468048096}],"concepts":[{"id":"https://openalex.org/C180591934","wikidata":"https://www.wikidata.org/wiki/Q1253369","display_name":"Downtime","level":2,"score":0.9323885440826416},{"id":"https://openalex.org/C55282118","wikidata":"https://www.wikidata.org/wiki/Q252683","display_name":"Snapshot (computer storage)","level":2,"score":0.8455129265785217},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8362772464752197},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7623580694198608},{"id":"https://openalex.org/C25344961","wikidata":"https://www.wikidata.org/wiki/Q192726","display_name":"Virtual machine","level":2,"score":0.7047176957130432},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.6898522973060608},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.5396715402603149},{"id":"https://openalex.org/C2778352213","wikidata":"https://www.wikidata.org/wiki/Q21137581","display_name":"Virtual machining","level":4,"score":0.41108179092407227},{"id":"https://openalex.org/C513985346","wikidata":"https://www.wikidata.org/wiki/Q270471","display_name":"Virtualization","level":3,"score":0.4068329930305481},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.39425766468048096}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1109/dsn.2009.5270298","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsn.2009.5270298","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE/IFIP International Conference on Dependable Systems &amp; Networks","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.147.3880","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.147.3880","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cerias.purdue.edu/assets/pdf/bibtex_archive/2008-11.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.153.2446","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.153.2446","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.purdue.edu/homes/dxu/pubs/DSN09.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.158.7612","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.158.7612","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cerias.purdue.edu/ssl/techreports-ssl/2008-11-report-old.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.158.9064","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.158.9064","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cerias.purdue.edu/ssl/techreports-ssl/2008-11-report.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.299.1903","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.299.1903","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.purdue.edu/homes/dxu/pubs/TSC12.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6399999856948853,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1524357507","https://openalex.org/W1548740378","https://openalex.org/W1572904055","https://openalex.org/W1576341769","https://openalex.org/W1637279382","https://openalex.org/W1744795482","https://openalex.org/W1968476755","https://openalex.org/W1970705443","https://openalex.org/W1997269120","https://openalex.org/W2004286258","https://openalex.org/W2037736212","https://openalex.org/W2045879521","https://openalex.org/W2064953307","https://openalex.org/W2077452259","https://openalex.org/W2081413727","https://openalex.org/W2096611465","https://openalex.org/W2104850209","https://openalex.org/W2117508157","https://openalex.org/W2118706534","https://openalex.org/W2119960894","https://openalex.org/W2131629857","https://openalex.org/W2131726714","https://openalex.org/W2132545874","https://openalex.org/W2135074224","https://openalex.org/W2146532238","https://openalex.org/W2157801087","https://openalex.org/W4243947286","https://openalex.org/W4246404160","https://openalex.org/W4255374438","https://openalex.org/W4285719527","https://openalex.org/W6634238465","https://openalex.org/W6649948755","https://openalex.org/W6677434566","https://openalex.org/W6679408652"],"related_works":["https://openalex.org/W4387269611","https://openalex.org/W1647981072","https://openalex.org/W2088620127","https://openalex.org/W2341042308","https://openalex.org/W187383352","https://openalex.org/W2970145157","https://openalex.org/W2901093135","https://openalex.org/W2743348030","https://openalex.org/W2947629119","https://openalex.org/W1963799338"],"abstract_inverted_index":{"A":[0],"virtual":[1,7,13,71],"networked":[2],"environment":[3],"(VNE)":[4],"consists":[5],"of":[6,37,44,68,82,112,116,134],"machines":[8],"(VMs)":[9],"connected":[10],"by":[11],"a":[12,27,56,62,76],"network.":[14],"It":[15],"has":[16],"been":[17],"adopted":[18],"to":[19,34,59,95],"create":[20],"ldquovirtual":[21],"infrastructuresrdquo":[22],"for":[23],"individual":[24],"users":[25],"on":[26,132],"shared":[28],"cloud":[29],"computing":[30],"infrastructure.":[31,72],"The":[32],"ability":[33],"take":[35],"snapshots":[36,81],"an":[38,69],"entire":[39,70],"VNE":[40],"-":[41,54],"including":[42],"images":[43],"the":[45,66,96,105,117,124],"VMs":[46],"with":[47,123,138],"their":[48],"execution,":[49],"communication":[50],"and":[51,141,147],"storage":[52],"states":[53],"yields":[55],"unique":[57],"approach":[58],"reliability":[60],"as":[61,114],"snapshot":[63,118],"can":[64],"restore":[65],"operation":[67,119],"We":[73,128],"present":[74],"VNsnap,":[75],"system":[77],"that":[78],"takes":[79,120],"distributed":[80,86,142],"VNEs.":[83],"Unlike":[84],"existing":[85],"snapshot/checkpointing":[87],"solutions,":[88],"VNsnap":[89,108,131],"does":[90],"not":[91],"require":[92],"any":[93],"modifications":[94],"applications,":[97],"libraries,":[98],"or":[99],"(guest)":[100],"operating":[101],"systems":[102],"running":[103],"in":[104],"VMs.":[106],"Furthermore,":[107],"incurs":[109],"only":[110],"seconds":[111],"downtime":[113],"much":[115],"place":[121],"concurrently":[122],"VNE's":[125],"normal":[126],"operation.":[127],"have":[129],"implemented":[130],"top":[133],"Xen.":[135],"Our":[136],"experiments":[137],"real-world":[139],"parallel":[140],"applications":[143],"demonstrate":[144],"VNsnap's":[145],"effectiveness":[146],"efficiency.":[148]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":7}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
