{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:02005950","sets":["6164:6165:6617:1762413724940"]},"path":["1762413724940"],"owner":"80578","recid":"2005950","title":["NVMe FDPを活用したSSDキャッシュ管理手法"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2025-11-24"},"_buckets":{"deposit":"40c95e68-9ded-4040-b61e-1bce416d3d0e"},"_deposit":{"id":"2005950","pid":{"type":"depid","value":"2005950","revision_id":0},"owners":[80578],"status":"published","created_by":80578},"item_title":"NVMe FDPを活用したSSDキャッシュ管理手法","author_link":[],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"NVMe FDPを活用したSSDキャッシュ管理手法","subitem_title_language":"ja"}]},"item_type_id":"18","publish_date":"2025-11-24","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_18_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"キオクシア株式会社先端技術研究所"},{"subitem_text_value":"キオクシア株式会社先端技術研究所"},{"subitem_text_value":"キオクシア株式会社先端技術研究所"}]},"item_18_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"KIOXIA","subitem_text_language":"en"},{"subitem_text_value":"KIOXIA","subitem_text_language":"en"},{"subitem_text_value":"KIOXIA","subitem_text_language":"en"}]},"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/2005950/files/IPSJ-ComSys2025008.pdf","label":"IPSJ-ComSys2025008.pdf"},"date":[{"dateType":"Available","dateValue":"2027-11-24"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ComSys2025008.pdf","filesize":[{"value":"1.2 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":"11"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"3b0456ce-90fb-4fb7-863d-9fba221a8f1c","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2025 by the Information Processing Society of Japan"}]},"item_18_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"宮坂,優介"}]},{"creatorNames":[{"creatorName":"田所,秀和"}]},{"creatorNames":[{"creatorName":"長谷川,揚平"}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_18_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"SSDキャッシュはCDNを代表とした様々なITインフラで用いられているが，キャッシュワークロードはランダムな書き込みが生じるためGCが頻発しNAND型フラッシュメモリの耐久性が低下する問題がある．Flexible Data Placement(FDP)は書き込み時に与えるヒントによりSSD上のデータ配置を制御することでGC抑制が期待されている技術であり，キャッシュに応用することで問題を解決できる可能性がある．そこで本研究はNVMe FDPを活用したSSDキャッシュ管理手法を提案し，実際のFDP SSDを用いてGC抑制効果を検証した．評価した結果，スループットはFIFOを用いた従来手法を基準にすると，提案手法は1.13倍から1.70倍の範囲で向上した．Write Amplification Factor(WAF)はFIFOを用いた従来手法が1.38倍から1.60倍の範囲で増加したのに対して，提案手法では常に1.00倍を維持した．以上より，NVMe FDPを活用したSSDキャッシュ管理手法はGCを抑制しつつ高効率なキャッシュ管理を実現できることが示された．","subitem_description_type":"Other"}]},"item_18_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"80","bibliographic_titles":[{"bibliographic_title":"コンピュータシステム・シンポジウム論文集"}],"bibliographicPageStart":"71","bibliographicIssueDates":{"bibliographicIssueDate":"2025-11-24","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"2025"}]},"relation_version_is_last":true,"weko_creator_id":"80578"},"updated":"2025-11-26T00:37:33.049724+00:00","created":"2025-11-18T08:00:38.671308+00:00","id":2005950}