{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00241672","sets":["1164:1579:11464:11813"]},"path":["11813"],"owner":"44499","recid":"241672","title":["積極的なスレッド同期によるUVMのページフォルト処理集約手法"],"pubdate":{"attribute_name":"公開日","attribute_value":"2024-12-09"},"_buckets":{"deposit":"d63357b4-7da0-4efd-a6ea-52495c7ad5ce"},"_deposit":{"id":"241672","pid":{"type":"depid","value":"241672","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"積極的なスレッド同期によるUVMのページフォルト処理集約手法","author_link":["665767","665765","665766"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"積極的なスレッド同期によるUVMのページフォルト処理集約手法"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"最適化","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2024-12-09","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"名古屋工業大学大学院工学研究科"},{"subitem_text_value":"名古屋工業大学大学院工学研究科"},{"subitem_text_value":"名古屋工業大学大学院工学研究科"}]},"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/241672/files/IPSJ-ARC24259007.pdf","label":"IPSJ-ARC24259007.pdf"},"date":[{"dateType":"Available","dateValue":"2026-12-09"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-ARC24259007.pdf","filesize":[{"value":"3.1 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":"561d0a1c-1ad2-4b30-bd2e-fa7a03cedc43","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2024 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"巽, 友佑"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"小泉, 透"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"津邑, 公暁"}],"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":"近年の GPU は Unified Virtual Memory（UVM）と呼ばれる機能をサポートしており，GPU プログラミングの抽象度を高めている．一方で，UVM ではページ転送の前処理であるページフォルト処理（Page Fault Handling）がボトルネックとなることがある．このページフォルト処理によるオーバヘッドの影響を緩和するために，GPU では，複数のページフォルト処理を集約して処理する実行モデルが採用されている．また，Thread Block のコンテクストスイッチにより，集約して処理されるページフォルトの数を増やす手法なども提案されている．しかし，既存手法はいずれも，カーネルの起動直後に発生するページフォルトに対処できていない．そこで本稿では，レーンに割り当てられたスレッドが実行する命令を解析し，その解析結果に基づき積極的にスレッド同期を行うことでページフォルト処理の集約を促す手法を提案する．評価の結果，従来と比較して最大 13.4%，平均 4.1% の実行サイクル数の削減を確認した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"10","bibliographic_titles":[{"bibliographic_title":"研究報告システム・アーキテクチャ（ARC）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2024-12-09","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"7","bibliographicVolumeNumber":"2024-ARC-259"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"updated":"2025-01-19T07:35:03.285312+00:00","created":"2025-01-19T01:46:24.872108+00:00","links":{},"id":241672}