{"updated":"2025-01-20T18:44:38.543631+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00144603","sets":["1164:2240:7894:8313"]},"path":["8313"],"owner":"11","recid":"144603","title":["再配置可能な大域アドレス空間システムの設計とRDMAを用いた実装"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-07-28"},"_buckets":{"deposit":"c5d5fc55-8999-4f48-8565-c7f91b86ff09"},"_deposit":{"id":"144603","pid":{"type":"depid","value":"144603","revision_id":0},"owners":[11],"status":"published","created_by":11},"item_title":"再配置可能な大域アドレス空間システムの設計とRDMAを用いた実装","author_link":["219231","219232"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"再配置可能な大域アドレス空間システムの設計とRDMAを用いた実装"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"プログラミングシステム","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2015-07-28","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/144603/files/IPSJ-HPC15150005.pdf","label":"IPSJ-HPC15150005.pdf"},"date":[{"dateType":"Available","dateValue":"2017-07-28"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC15150005.pdf","filesize":[{"value":"444.8 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":"1d45d5f6-9c48-49b2-9800-28909f85d5c4","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2015 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"遠藤, 亘"}],"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":"大域アドレス空間は，分散メモリ環境において仮想的に共有されたメモリ空間のモデルであり，一例としてはPGASが挙げられる．大域的なメモリ空間は複数の大域ページに分割され，ある大域ページの一意な位置を示す値 (大域アドレス) によって全ノードからアクセスできる．動的で非定型な計算構造を持つアプリケーションでは，大域アドレス空間が提供する自動的な通信が特に有用であり，MPI のようなメッセージパッシングに替わるモデルとして注目されている．一方で，通常の PGAS 処理系においては，各ノードへの大域ページ配置は初期化時に固定されるという問題がある．動的な計算処理をノード間で負荷分散する場合，ページが静的に配置されているためにデータ局所性が低下し，ノード間通信量が増大してしまう．そこで，本研究では，大域ページを再配置可能な大域アドレス空間システムについて取り上げる．大域アドレス空間の重要な役割は，大域アドレスと実アドレスの対応関係といったメタデータの管理である．通常の PGAS とは異なり，再配置を認めるため，ノード間でメタデータを同期する必要がある．さらに，ハードウェアが提供する RDMA の機能を活用するため，メタデータを各ノードでキャッシュし，キャッシュヒットした際は即座に RDMA によるデータアクセスを実行できるように設計する．本研究では，主にメタデータの管理手法について論じ，実装とその簡易評価を行う．","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":"2015-07-28","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"5","bibliographicVolumeNumber":"2015-HPC-150"}]},"relation_version_is_last":true,"weko_creator_id":"11"},"created":"2025-01-19T00:20:21.973719+00:00","id":144603,"links":{}}