{"updated":"2025-01-21T19:23:03.775548+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00081352","sets":["1164:2240:6731:6732"]},"path":["6732"],"owner":"10","recid":"81352","title":["高速なストレージにおけるファイルシステムの調査と検討"],"pubdate":{"attribute_name":"公開日","attribute_value":"2012-03-19"},"_buckets":{"deposit":"a325b9cc-0e35-4c58-8de5-c26d22780858"},"_deposit":{"id":"81352","pid":{"type":"depid","value":"81352","revision_id":0},"owners":[10],"status":"published","created_by":10},"item_title":"高速なストレージにおけるファイルシステムの調査と検討","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"高速なストレージにおけるファイルシステムの調査と検討"},{"subitem_title":"Study of a file system for high-speed storage","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ストレージ・クラウド","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2012-03-19","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"筑波大学情報学群情報科学類"},{"subitem_text_value":"筑波大学システム情報系／独立行政法人科学技術振興機構CREST"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"College of Information Science, University of Tsukuba","subitem_text_language":"en"},{"subitem_text_value":"Faculty of Engineering, Information and Systems, University of Tsukuba / JST CREST","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/81352/files/IPSJ-HPC12133017.pdf"},"date":[{"dateType":"Available","dateValue":"2014-03-19"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC12133017.pdf","filesize":[{"value":"196.6 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"bf93db4b-89b4-4943-ac10-9db5b94a9baa","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2012 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"鷹津, 冬将"},{"creatorName":"建部, 修見"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Fuyumasa, Takatsu","creatorNameLang":"en"},{"creatorName":"Osamu, Tatebe","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10463942","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本稿では，SSD などの高速なストレージにおける効率的なファイルシステムの実現に向けて，Log Structured File System をベースにストレージへの書込が逐次書込となるよう mylfs の設計を行い、プロトタイプ実装を用い様々なアクセスパターンによる評価を行った。逐次書込の評価では、mylfs は raw device の性能に対し、HDD で書込は 94%、読込は 97% の性能を達成し、SSD で書込は 79%、読込は 98% の性能を達成した。ファイル更新の評価では、逐次更新、ランダム更新ともに mylfs は他のファイルシステムに比べ高い性能を示し、もっとも性能の良かった ext3 と比較して、逐次更新では HDD で 138%、SSD で 121%、ランダム更新では HDD で 572%、SSD で 135% の性能を達成した。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"This paper designed a mylfs that writes data sequentially to a storage to study an efficient file system for high-speed storage, and evaluated the prototype implementation by various access patterns. Mylfs achieved 94% and 97% of the raw device performance for sequential writes and reads, respectively, using an HDD, and 79% and 98% of the raw device performance for sequential writes and reads, respectively, using an SSD, respectively. Mylfs outperformed other file systems for a file update benchmark, and achieved 138% and 121% of the ext3 performance for sequential updates using HDD and SSD, respectively, and 572% and 135% of the ext3 performance for random updates using HDD and SSD, respectively.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"8","bibliographic_titles":[{"bibliographic_title":"研究報告ハイパフォーマンスコンピューティング（HPC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2012-03-19","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"17","bibliographicVolumeNumber":"2012-HPC-133"}]},"relation_version_is_last":true,"weko_creator_id":"10"},"created":"2025-01-18T23:35:35.913423+00:00","id":81352,"links":{}}