{"created":"2025-01-19T01:19:18.572133+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00218968","sets":["1164:2240:10902:10971"]},"path":["10971"],"owner":"44499","recid":"218968","title":["分散ワークスティーリングと協調するキャッシュ機構を備えたPGAS処理系"],"pubdate":{"attribute_name":"公開日","attribute_value":"2022-07-20"},"_buckets":{"deposit":"f785f14b-9475-4d79-aa2d-451615c81d72"},"_deposit":{"id":"218968","pid":{"type":"depid","value":"218968","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"分散ワークスティーリングと協調するキャッシュ機構を備えたPGAS処理系","author_link":["570521","570522"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"分散ワークスティーリングと協調するキャッシュ機構を備えたPGAS処理系"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"プログラミングモデル","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2022-07-20","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大学院情報理工学系研究科"},{"subitem_text_value":"東京大学大学院情報理工学系研究科"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Graduate School of Information Science and Technology, The University of Tokyo","subitem_text_language":"en"},{"subitem_text_value":"Graduate School of Information Science and Technology, 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/218968/files/IPSJ-HPC22185030.pdf","label":"IPSJ-HPC22185030.pdf"},"date":[{"dateType":"Available","dateValue":"2024-07-20"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC22185030.pdf","filesize":[{"value":"371.2 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":"e9c9db51-087f-4256-9db9-7b4e9f4fc630","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":"椎名, 峻平"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"田浦, 健次朗"}],"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_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8841","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年の RDMA 技術の発展により分散メモリ上でのワークスティーリングは効率的に行えるようになった．しかし，動的に負荷分散されるタスクから大域的なデータへアクセスするため Partitioned Global Address Space（PGAS）のような大域アドレス空間を用いる場合，特に細粒度な通信を発行するタスク並列プログラムでは遠隔ノードへの通信が多発してしまう問題がある．そこで本研究では，大域アドレス空間へのアクセスを自動的にローカルのメモリにキャッシュする処理系の設計を提案する．本処理系は再帰的な並列性を持つタスク並列プログラムを仮定し，ワークスティーリングスケジューラと協調してキャッシュコヒーレンスの管理を行う．実験評価では簡単なコヒーレンスプロトコルを実装し，分散ワークスティーリング処理系である MassiveThreads/DM と組み合わせた際の性能を検証した．東京大学の Wisteria/BDEC-01（Odyssey）スーパーコンピュータを用いて並列ソート（Cilksort）を実行した結果，27648 コア（576ノード）までのスケーラビリティを確認した．ただし，27648 コアでの台数効果は 542 倍であり改善の余地は多く残っているが，初期の評価としては有望な結果である．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"11","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":"2022-07-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"30","bibliographicVolumeNumber":"2022-HPC-185"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"links":{},"id":218968,"updated":"2025-01-19T14:58:13.370198+00:00"}