{"created":"2025-01-19T01:20:22.470472+00:00","updated":"2025-01-19T14:36:09.571090+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00220329","sets":["1164:1579:10818:11010"]},"path":["11010"],"owner":"44499","recid":"220329","title":["セキュアNVMの高性能化のためのツリー事前更新"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-10-04"},"_buckets":{"deposit":"bfe0403d-2467-4a83-b79f-a7b848c28be8"},"_deposit":{"id":"220329","pid":{"type":"depid","value":"220329","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"セキュアNVMの高性能化のためのツリー事前更新","author_link":["576097","576096"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"セキュアNVMの高性能化のためのツリー事前更新"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"不揮発性メモリ・システム","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2022-10-04","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学"},{"subitem_text_value":"東京大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"The University of Tokyo","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/220329/files/IPSJ-ARC22250016.pdf","label":"IPSJ-ARC22250016.pdf"},"date":[{"dateType":"Available","dateValue":"2024-10-04"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ARC22250016.pdf","filesize":[{"value":"1.0 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"16"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"db6f626d-55de-400c-927b-3b415a0aefb6","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2022 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小池, 亮"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"高前田, 伸也"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10096105","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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8574","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"バイトアドレス型の不揮発性メモリ（NVM）は，ストレージと同様の永続性と大容量を主記憶の階層に実現する一方，永続性ゆえに DRAM と比べセキュリティ上の脆弱性が大きい．攻撃者による NVM への改ざんを検知するため整合性ツリーが標準的に用いられるが，ツリーの更新は逐次的なハッシュ計算を必要とするため極めて高コストである．また，複数の書き込みに対する原子永続性を保証するトランザクション実行は NVM プログラミングにとって重要な一方，手動の永続化処理はプログラマの負担になるばかりか，バグの温床であることが示されてきた．これらの問題は膨大な予備電力を仮定することで解決できるが，その仮定は一部の恵まれた環境以外では成立しない．本研究では，幅広いプラットフォームにおけるセキュア NVM の高性能化を目指して，できるだけ少量の予備電力を仮定しつつ，一時的なメモリアクセスのリダイレクションに基づくツリー更新の完全な事前実行による高速化手法を提案する．さらに，永続化処理を自動実行することでトランザクション実行に係るプログラマの負担を減らすとともにバグを防ぐ，軽量な拡張機構を紹介する．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"12","bibliographic_titles":[{"bibliographic_title":"研究報告システム・アーキテクチャ（ARC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2022-10-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"16","bibliographicVolumeNumber":"2022-ARC-250"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":220329,"links":{}}